Iberian Chalcolithic
Iberian Chalcolithic
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                                                                                            Bartelheim/Bueno Ramírez/
                                               rk                                                                       Kunst (Eds.)
                                                        SFB 1070
                                                        RessourcenKulturen
Tübingen 2017
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Cover Picture:
View from the ore-rich Cerro de San Cristóbal in Logrosán (Cáceres) to-
wards the dry lands of the Dehesa landscape in the Spanish Extremadura
symbolising the abundance of mineral resources and the scarcity of water
on the Iberian peninsula. Photo: Martin Bartelheim.
The publication of this text is licensed under the terms of the Creative
Commons BY-NC 3.0 DE license. The full legal code is available at https://
creativecommons.org/licenses/by-nc/3.0/de/. Illustrations are not part
of the CC license, the copyright is with their authors, if not otherwise
specified.
ISBN 978-3-946552-12-3
http://hdl.handle.net/10900/78339
http://nbn-resolving.de/urn:nbn:de:bsz:21-dspace-783393
http://dx.doi.org/10.15496/publikation-19737
Printed in Germany
Contents
   Martin Bartelheim and Primitiva Bueno Ramírez
Resource Use and Sociocultural Dynamics in the Chalcolithic of the Iberian Peninsula.
An Introduction and Synthesis. .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .             7
   Primitiva Bueno Ramírez, Rosa Barroso Bermejo and Rodrigo de Balbín Behrmann
Ancestors’ Images as Marks of the Past. The Dolmen of Azután, Toledo (Spain).  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .                                                                                                            23
   Felicitas Schmitt
Enclose Where the River Flows. New Investigations on the Southern Meseta
and the Ditched Enclosures of Azután (Toledo). .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .                                            37
   Corina Liesau
Fauna in Living and Funerary Contexts of the 3rd Millennium BC in Central Iberia. .  .  .  .  .  .  .  .  .  .  .  .  .  .                                                                                                                  107
   José Antonio López Sáez, Antonio Blanco González, Sebastián Pérez Díaz, Francisca Alba Sánchez,
   Reyes Luelmo Lautenschlaeger, Arthur Glais and Sara Núñez de la Fuente
Landscapes, Human Activities and Climate Dynamics in the South Meseta of the
Iberian Peninsula During the 3rd and 2nd Millennia calBC. .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .                                                               129
   Thomas X. Schuhmacher
Ivory Exchange Networks in the Chalcolithic of the Western Mediterranean .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .                                                                        291
                                                                                                           273
MERCEDES MURILLO-BARROSO
AND IGNACIO MONTERO-RUIZ
Acknowledgements
                                                          Introduction: The Social Value of Things
 This research has been supported by a Marie Curie
 Intra-European Fellowship within the 7th European       If we had to define Late Prehistory with a single
Community Framework Programme (‘Society,                  feature, we would choose experimentation. Exper-
Metallurgy and Innovation: The Iberian Hypothesis’       imentation with new techniques, with new technol-
 – SMITH project, PN623183); the R&D project ‘Cop-        ogies, and above all, with new resources. Starting
 per flows in Late Bronze Age Western Mediterrane-        from the so-called Neolithic revolution, the amount
 an: Iberia and Sardinia’ (HAR2014-52981-R) funded        of the different resources utilised multiplies. Sec-
 by the Spanish Government and the UGR-Fellows            ondary products arrive on the scene, and the use
 Programme. We would like to thank J. M. Municio          of raw materials expands from organic resources
 and the anonymous reviewers for their suggestions        (including ivory and ostrich eggshell) to a myriad
 and comments which helped us to improve the              of abiotic materials such as obsidian, green stones,
 manuscript. All remaining errors are our own.            rock crystal, quartz, cinnabar, and the first use of
                                                          metals (e.g. Costa et al. 2011; Montero-Ruiz/Muril-
                                                          lo-Barroso 2014). However, not all these resources
Abstract                                                  had the same social significance. The different so-
                                                          cial meaning acquired by each of these materials,
If the social meaning of objects is culturally attri     which goes beyond their mere physical-chemical
buted, and thus depends on a given specific con-          and functional properties, depends on various in-
text; if it has a dynamic and contingent nature and       terrelated factors. This allows the value of an object
it is not a property inherent to materiality in itself;   to change throughout its social life, geographically
if the value of objects is ultimately the materialised    and temporally depending on the specific context
reflection of an interpersonal relationship, how          in which it is valued.
and through what processes do objects acquire                 The first question to be answered should there-
value? How and through which processes do they            fore be: what are the factors involved in the social
274     Mercedes Murillo-Barroso and Ignacio Montero-Ruiz
significance of objects, and how can we infer them       memory’ (Graeber 2001, 34) are what must be ana
from archaeological materiality? If we are attempt-      lysed in order to understand the role and social sig-
ing to understand the social meaning of objects, we      nificance of certain objects.
cannot omit the question of value.                            Firstly, the value of an object is granted at the
     Value is not an ahistorical or inalienable at-      moment of its manufacture and therefore depends
tribute of objects, but rather a dynamic, social, and    on the specific characteristics and circumstances
contingent feature that depends on concrete, essen-      of the production process in a given society. The
tially political factors (Graeber 2001), or perhaps      first influence on this process is the raw material
more accurately, on political economy. Therefore,        (fig. 1). It is not so much the physical-chemical
to evaluate the social value of prehistoric objects,     properties of the material (which will have a great-
we must study their production as well as their          er influence on the evaluation of the functional use
exchange and final amortisation. The variations          of the object), but rather the availability and acces-
observed in the value of objects should therefore        sibility of the resources needed for its creation that
be analysed in relation to the wider socio-political    will contribute more decisively to the social v   alue
changes taking place in the society in question. The     of an object (Montero-Ruiz 2002). A scarce raw
value of an object can even vary over its social life:   material acquires high symbolic or social v      alue,
the initial value it is given after its production can   given its exotic nature, while also embodying a
differ from the final value given to the same object     greater economic value than a nearby, accessible
at the moment of its amortisation (Flad 2012). It        resource, due to the need to mobilise a greater
can even be fetishised, abstracting itself from the     amount of work to obtain it. A second characteris-
social relationships that gave it value and becom-       tic that contributes to the social value of an object
ing considered a holder of value in itself (Grae-        at the moment of its production is the technology
ber 2001, 76). These characteristics of production       and work necessary for its transformation, as well
and exchange, deposition contexts, relationship          as the need, or lack thereof, of specific knowledge
to other objects, and even the processes of fetishi    or certain skills; that is to say, whether or not spe-
sation and the ability of objects to ‘accumulate         cialised labour is necessary for its manufacture.
                                                                            The Social Value of Things      275
To quantify the amount of socially-necessary work         (e.g. Gilman 1993; Murillo-Barroso et al. 2016). Dur-
and skills required for the manufacture of a given        ing the exchange process, all the factors that gave
object is a useful approach for the relative evalu       value to the object during its production (accessibil-
ation of certain aspects of the social significance of     ity of raw materials, the amount of work, skills and
things. The social status of producers, as well as the     technology needed for its transformation) come
social context of production, has been articulated         into play, in addition to the work necessary for
by Flad (2012) in regard to the social significance        distribution. To this end, the advances in archae-
of objects in a way similar to Costin’s concept of at-     ometric techniques for determining provenances,
tached production (Costin 1991), especially in con-        along with the spatial analysis of contact routes are
texts of sacred or ritualised production, with a high      contributing greatly to the advancement of knowl-
political burden, or with the participation of the         edge of contact routes and exchange networks.
elite in the production process.                           In regard to the distribution of objects, whether
     Secondly, the use of an object is perhaps the         maritime trade requiring the implementation and
clearest characteristic of the value assessment pro-       development of navigation techniques is needed;
cess. It seems obvious that a useless object, one that     whether warriors have to be mobilised to protect
does not serve to satisfy human needs (whether            exchange routes (Guerrero Ayuso 2010; Rowland/
they are subsistence, functional, artistic, aesthetic,     Ling 2010; Earle et al. 2015); whether it involved
cultural, or ideological needs) is completely lack-        well-consolidated and travelled exchange routes or
ing in value, as valueless is any work involved in         occasional contacts, etc. All of them will be factors
its creation. In this regard, the physical-chemical        that contribute to the object’s value. Additionally,
characteristics of an object play an important role,       and this is especially true for pre-capitalist econo-
including those relating to their mechanical func-         mies, it also involves the ideological and political
tionality, as well as their physical appearance, es-       character of exchange in the Maussian sense of gift
pecially when the use of the objects is ideological.       exchange. Context also becomes vitally important,
Objects with a greater significance and social value       as while certain objects are common and easily ex-
are generally those used to symbolise central ideas,      changed in certain areas or at certain times, these
cosmologies and beliefs, or as a form of ostenta-          same objects can be considered extremely unique
tion, therefore representing important political           and valued in other spatial and temporal contexts.
component (e.g. Burger 2012; Murillo-Barroso et al.             Finally, the political and ideological aspects
2015a; Perea 2005; Renfrew 1986; 2012). In the             and the identities of the consumers acquire special
same way, the identities of consumers and the con-         relevance at the moment of the amortisation of the
texts of use will have a decisive influence, allowing      object at the end of their useful lifespan. Accord-
for the modification of the use value of the same          ingly, from an archaeological point of view, context
object, socially and geographically.                       is everything if we hope to infer the social value
     Thirdly, objects acquire an ‘exchange value’          of objects at the end of their social life. We must
as commodities. In the case of Late Prehistory, the        evaluate the location of the object relative to other
high value given to certain raw materials because          objects and individuals as well as their relationship
of their qualities, or perhaps more importantly            in terms of presence/absence, abundance/scarcity
due to their scarcity and exotism in certain areas,        (e.g. Renfrew 1986); whether they are found com-
lead to the development and consolidation of ex-           plete or fragmented (e.g. Chapman 2000); if it con-
tensive trade networks (e.g. Renfrew 2012; Earle           stitutes intentional destruction of valuable objects
et al. 2015; Ling/Stos Gale 2015). These networks          as a form of ostentation of the potlaches type; if
contributed to – although not determined – the             they are individual or collective contexts, ritual-
processes of social stratification that were under         ised or domestic, etc.
development in the communities involved in these                Ultimately, the factors that contribute to the
long-distance exchanges. However, on the Iberian           social value of objects are varied and interrelat-
Peninsula, the volume of these exchanges does not          ed. It is the balance between them that causes
seem to be sufficiently important as to have a clear       an object to acquire a certain value in a concrete
impact in local social processes until the 1st mill. BC    space and moment in time. However, this balance
276     Mercedes Murillo-Barroso and Ignacio Montero-Ruiz
changes with time and space, causing our assess-           de los Gazules, Cádiz (Lazarich et al. 2009, 77),
ment of the social value of prehistoric objects to al-    which at the moment lacks an analysis of origin.
ways be partial and limited. In this article we will            On the Iberian Peninsula, Álvarez Fernández
carry out a review of the social role of amber and        et al. (2005) and Peñalver et al. (2007) have locat-
metal in the Late Prehistory of the Iberian Peninsu-      ed some 40 deposits of Cretaceous amber along the
la. We will assess the factors that had an influence      Cantabrian Coast and surrounding areas, notably
on the social significance of these resources, from       including Peñacerrada (Alava), San Just (Teruel),
their collection and transformation to their dispos-       and El Soplao (Cantabria). Rovira i Port (1994)
al or deposition in the archaeological record. We          noted the presence of geological amber in the area
will discuss the consumption of amber and metal             surrounding Barcelona, and Domínguez Bella et al.
in a concrete manner as case studies allowing us to         (2001) also identified geological amber deposits
compare the social value given to each one in rel-          in the area of Puerto del Boyar, Grazalema, Cádiz.
ative terms, as well as its evolution over time. The        Geological amber has also been documented in
changes identified in regard to their social value          the area of Guadalajara (Cerdeño et al. 2012) and
will be studied relative to the socio-political chang-    along the coast of Portugal (Vilaça et al. 2002), al-
es taking place at the time.                              though at neither of these locations does it appear
                                                          as abundantly as in the area of the Cantabrian
                                                          Range, where an extensive characterisation of the
Amber and Copper on the Iberian                           deposits was carried out, being the FTIR spectrum
Chalcolithic                                             characteristic of the deposits well defined (Alon-
                                                          so et al. 2000). Unfortunately, the remaining loca-
The Chalcolithic (ca. 3200–2200 calBC) is perhaps         tions with peninsular amber lack extensive FTIR
the moment when the Iberian Peninsula most                characterisation, with only a single geological sam-
clearly participates in long-distance exchange            ple analysed at the Barcelona, Guadalajara, and
prior to its integration into the ‘World System’ of      Grazalema sites, respectively. Therefore, to-date,
 the 1st mill. BC (Guerrero Ayuso 2010; Díaz-del-Río       the only reliable comparison with local r esources
 2011). The presence of ‘exotic’ materials such as         that can be made is with the amber of the Can-
 ivory, ostrich eggshell, and as in the case in ques-      tabrian Coast, given that a single sample cannot be
 tion, amber, becomes evident. Nevertheless, it is         representative of a deposit’s geological variability.
 worth noting that these foreign elements are most         Nevertheless, it can serve as a starting point for
 highly concentrated at the largest archaeological         comparison with archaeological materials until
 sites, such as Valencina de la Concepción or Los          there is a better characterisation of peninsular am-
 Millares, where there was a greater capacity for          ber, especially considering that the uncharacter-
 the mobilisation of work and acquisition of foreign       ised amber deposits are small occurrences while
 raw materials (Díaz-del-Río 2011; 2013).                  the main amber deposits from the Cantabrian
                                                           Coast have been subjected to extensive research.
                                                                In regard to the archaeological pieces of am-
Production and Distribution                              ber, the number of objects analysed is also very
                                                         small. Provenance analyses of origin have only
Differing from the case of ivory (Nocete et al.          been carried out at four sites (fig. 2): at the tumu-
2013), to-date there has been no evidence of             li of Trikuaizti I and Larrarte (Guipuzcoa), Caves
amber-working areas at Chalcolithic sites. The           1 and 3 of the Valle de las Higueras (Toledo) and
presence of unworked nodules of local amber,             PP4-Montelirio (Seville).
occuring somewhat more frequently during the                    At the tumulus of Trikuaizti I (Guipuzcoa),
Upper Palaeolithic at sites along the Cantabrian         in addition to the abundant lithic industry,
Coast (Álvarez Fernández et al. 2005), practically       researchers recorded more than 30 quartz crys-
disappears with the exception of a nodule of raw          tals, a Bell Beaker pot and various fragments of
amber at Tomb E3 at Paraje de Monte Bajo, Alcalá          non-decorated pottery, two laminar gold beads
                                                                                 The Social Value of Things        277
Fig. 2. Archaeological sites with amber. Neolithic sites (red stars): 1. Cabeço da Amoreira; 2. Anta Grande do
Zambujeiro; 3. Chousa Nova; 4. Dolmen de Mamoa V de Chã de Arcas; 5. Orca de Seixas; 6. Anta dos Pombais;
7. Campo de Hockey Necropolis; 8. Dolmen of Alberite; 9. El Juncal; 10. La Encantada 3; 11. Tumulus of Cal Rajolí.
Chalcolithic sites (white dots; green dots: chalcolithic amber with provenance analyses): 12. Bela Vista; 13. Cave
III, Quinta do Anjo; 14. Alcalar 3; 15. Alcalar 4; 16. Anta Grande da Comenda da Igreja; 17. Anta de Vale de Antas;
18. Atalaião dos Sapateiros; 19. PP4-Valencina de la Concepción; 20. Dolmen de Montelirio; 21. Caño Ronco;
22. Sepulture E3 of Paraje del Monte Bajo; 23. Los Delgados I; 24. La Velilla; 25. Caves 1 and 3, Valle de las Higueras;
26. Los Millares, tombs 4, 7, 12, 63 and 74; 27. Gorostiarán E; 28. Trikuaizti I; 29. Larrarte; 30. Blanquizares de
Lebor; 31. Cova de La Pastora; 32. Castell Morrés; 33. La Fossa del Gegant; 34. Cova del Frare. Reutilised sites
with Chalcolithic as well as Bronze Age materials (yellow dots): 35. Dolmen of Las Arnillas; 36. Cova de El
Garrofet; 37. La Pera; 38. Cova de la Roca del Frare; 39. Collet; 40. Tumulus I of El Bosc; 41. Llano de la Teja 18;
42. Llano de la Sabina 97; 43. Llano de la Sabina 99.
(one of them out of context with 20% Ag), two jet             (56 x 21 x 6cm), which could be considered an an-
beads, a sandstone bead, a green stone, twelve                thropomorphic stela, along with three large stones
small shale or marl beads, and a globular amber               (limonite) perforated longitudinally in addition to
bead (Mujika / Armendariz 1991, 128). This bead               a predominantly-Chalcolithic set of grave goods,
was analysed by Álvarez et al. (2005) who identi-             with abundant lithic industry, fragments of Bell
fied the characteristics typical of the Cretaceous            Beaker and non-decorated pottery, eleven jet beads,
amber of the Iberian Peninsula, concluding that it            four possibly-limonite beads, two limestone beads,
was derived from a supply of local resources.                 three green beads, and one amber bead (Mujika/
    At the dolmen of Larrarte (Guipuzcoa), ex-                Armendariz 1991, 156 f.). The amber bead, which
cavators also noted the presence of a basalt slab             was analysed by Álvarez Fernández et al. (2005),
278      Mercedes Murillo-Barroso and Ignacio Montero-Ruiz
clearly displayed characteristic features of Baltic         adapt to the results published by P      eñalver et al.
amber, with a flatband between 1250 and 1180cm-1            (2007) in regard to the Cretaceous amber of the Nor
followed by a strong absorption peak at 1154cm-1.          thern Iberian Peninsula. It also cannot be related
      To-date, this constitutes the only evidence          to the analysed samples from Cádiz (Domínguez
of Baltic amber on the Iberian Peninsula during            Bella et al. 2001), Guadalajara (Cerdeño et al. 2012),
the Chalcolithic. It is also the first evidence of the     or Catalonia (Rovira i Port 1994). For the moment,
arrival of Baltic amber to the Iberian Peninsula,         as has already been discussed somewhere else
 something that would become more frequent start-          in greater detail (Murillo-Barroso/García San-
 ing in the Bronze Age and especially during the           juán 2013; Murillo-Barroso/Martinón-Torres 2012;
 Late Bronze Age/Early Iron Age (Murillo-Barroso/          Murillo-Barroso 2016), the reference spectra most
 Martinón-Torres 2012).                                     similar to the pommel from the PP4-Montelirio
      The third site with analysed Chalcolithic amber       and to the pendants from the Dolmen de Monte-
 is the necropolis of the Valle de las Higueras, where      lirio is that of the Sicilian simetite defined by Beck
 two amber beads were documented in Caves 1 and             and Hartnett (1993). Further archaeological amber
 5 (Bueno Ramírez et al. 2005; 2012). In Cave 1, the        samples from Iberia have revealed patterns similar
 amber appeared along with two variscite beads, as          to those of simetite. These include the amber from
 well as Bell Beaker pottery and two flint arrowheads       the Neolithic megalithic tombs of Alberite (Cádiz),
 with traces of cinnabar. In Cave 3, with around            Mamoa V (Portugal), and Chousa Nova (Ponteve-
 twenty inhumations, in addition to the amber, ex-          dra). The amber beads found in Alberite were iden-
 cavators also recovered variscite beads. The amber         tified as simetite by Dominguez Bella et al. (2001);
 beads were analysed by Professor Domínguez Bella,          while Vilaça et al. (2002) and Domínguez Bella and
 who ruled out their Baltic origin, although for the        Bóveda Fernández (2011) acknowledged the re-
 moment no concrete origin has been able to be es-          semblance with simetite of amber objects found in
 tablished (Bueno Ramírez et al. 2012, 26).                 Mamoa V and Chousa Nova but noted that a local
      Finally, the last Chalcolithic site with amber        origin from botanical sources similar to the Sicil-
 objects analysed is Valencina de la Concepción             ian simetite should not be rejected either. A more
 (Seville) with an amber pomel from the PP4-               systematic characterisation of the peninsular sites
 Montelirio and pendants from the dolmen de Mon-            beyond the Cantabrian Coast would be necessary
 telirio analysed. The amber pommel is perhaps              in order to more definitively rule out an Iberian
 one of the most noteworthy pieces in the Prehisto-         origin. However, all the Iberian geological amber
 ry of the Iberian Peninsula, given that it is the only     hitherto analysed shows different patterns than
 amber object that is not a bead or a pendant. We           simetite and has been shown to be of a Cretaceous
 are referring to a semi-circular pommel that possi-        origin, while simetite is a Terciarian amber, thus
 bly belonged to the flint halberd handle that it ap-       the hypothesis of a local origin for these beads is
 peared with. In this case, the amber was deposited        not supported by current evidence. At least until
 as part of a set of grave goods for an individual cov-    local amber showing the same characteristic spec-
 ered with cinnabar, accompanied by other signif-           trum is discovered and analysed, a Sicilian prove-
 icant objects such as an unworked elephant tusk,           nance remains the most probable option for both
 a plate with an almond-shaped edge partially cov-          the Montelirio objects and for the other artefacts
 ered by red pigment, 23 flint strips, numerous ivory       mentioned above.
 objects (many of them decorated and considerably                Therefore, in regard to the production and dis-
 fragmented), and a copper awl (Murillo-Barroso/           tribution of amber, we can observe that despite
 García Sanjuán 2013). The dolmen de Monte-                 having local resources, the arrival of foreign mate-
 lirio (see below) also stands out because of the           rial can be identified, although the analysed sam-
 large amount of amber beads: more than 250                 ples are yet sparse. The absence of archaeological
 objects which were also analysed (Murillo-                 evidence for workshops and nodules of raw am-
 Barroso 2016).                                             ber could support the idea of greater consumption
      The analysis of these pieces allowed a Baltic        of foreign amber, which probably arrived to the
 provenance to be clearly ruled out, nor do them            Iberian Peninsula in the form of already-finished
                                                                            The Social Value of Things       279
objects. The results of the analysis currently           malleable metal, its mechanical transformation is
under-way will help us to confirm or nuance this        very simple; however, due to its greater scarcity, it
hypothesis.                                              is a metal with much greater social value.
    If correct, this preference for resources of                Once copper ores have been extracted, their
foreign amber would need to be understood                transformation into metal does not require exces-
in political terms, as it would allow for the            sively complex technology as has been demonstrat-
establishment of links and relationships between         ed both by archaeometallurgical and experimen-
local and foreign elites. Control or restricted access   tal studies (e.g. Hanning et al. 2010; Montero-Ruiz
to objects subjected to long-distance exchange           1994; Murillo-Barroso et al. 2017; Rovira 2002;
would contribute to ostentation and significance of      Rovira/Montero-Ruiz 2013), the fundamentals of
higher status, also including other resources such       which, in terms of development of mining tech-
as ivory or ostrich eggshell. However, the overall       niques and pyrotechnology, can already be found
scarce volume of amber documented prevents us            during the Neolithic. Therefore, as has been dis-
to propose intensive trade networks, but sporadic        cussed in more detail somewhere else (e.g. Rovi-
exchanges, as the total volume of exchange would         ra 2002; Rovira/Montero-Ruiz 2013), Chalcolithic
be reduced (see below).                                  metalworking on the Iberian Peninsula is mainly
    The situation in regard to copper metallurgy is      characterised by its technological primitivism and
precisely the opposite. While amber resources are        poor efficiency. There are no clearly-documented
relatively scarce on the Iberian Peninsula with the      furnace structures (see Gauß 2013 for a critical
exception of the northern area, copper resources          review of the structures known as ‘Chalcolithic
are considerably abundant in practically the              furnaces’). Ores are directly smelted, without the
entire region, often appearing on the surface,            addition of fluxes, in common ceramic vessels un-
facilitating their access to prehistoric communities      der open fires. Specific ventilation systems are not
(Montero-Ruiz 1994; Bartelheim / Montero-Ruiz             required either. Air can be supplied by blowing
2009; Rovira / Montero-Ruiz 2013). Nevertheless,          through a reed which implies having little control
and despite this abundance of surface copper             of the redox conditions, and consequently produc-
resources, mining technology had already been            ing immature slags, frequently with relicts of un-
developed on the Iberian Peninsula since the              smelted ore with high viscosity, complicating the
Neolithic, making access to resources viable in           separation of the metallic copper and causing the
technological terms. This is evidenced by the flint       subsequent loss of high amounts of copper in the
mines at Casa Montero (5400 – 5000 calBC), with           slag (e.g. Murillo-Barroso et al. 2017; Rovira 2002;
ca. 3500 shafts of up to 7m deep (Díaz-del-Río et al.     Rovira/Montero-Ruiz 2013).
2006), or the variscite mines combining shafts and              This technology is carried out inside villages, in
galleries at Gavà, Barcelona, which reached 15m            the same domestic areas where other subsistence,
in depth (Borrell et al. 2015).                            pottery, stone or textile production was performed.
    We also have clear evidence of copper mining           These contexts for metalworking appear to reflect
dating from the 3rd mill. BC. The clearest examples        collective and domestic production designed to ful-
are the mines at El Áramo, El Milagro, or La Pro-          fil daily necessities, rather than specialised labour
funda (de Blas 1989; 1998) in the northern façade,         or directed to exchange. In fact, the volume of
even though the easy accessibility of surface sec-         metal produced does not seem to exceed communi-
ondary carbonates as well as historical mining              ty needs (Bartelheim 2007).
activity have contributed to the invisibility of a              Provenance studies of the origin of Chalcolithic
large part of prehistoric mining efforts. This great        metal objects likewise do not reflect the existence
abundance and accessibility of copper resources             of large long-distance trade networks. Provenance
are two of the factors that have most notoriously           analyses of metals by lead isotopes have proliferat-
contributed to the limited value of metal. As an ex-        ed during the last two decades, and the results are
ample, gold can be more easily obtained using sim-          revealing a high variability of sources, indicating
pler technology than copper, given that it general-         that there were multiple mineralisations utilised.
ly occurs in its native state and it being the most         Nevertheless, the mobility of resources is generally
280     Mercedes Murillo-Barroso and Ignacio Montero-Ruiz
limited, prioritising regional resources, although       Late Prehistory of the Peninsula. However, if we
they may take place over a certain distance. Using       observe it in relative terms, the amber beads are
some examples of the main metallurgical sites that       proportionally scarce in comparison with beads
have undergone a complete archaeometric study,           made of other materials. To provide only a few
the metal at sites in the South-West of the coun-        examples, only three out of more than a thousand
try, such as Zambujal (Torres Vedras, Portugal),         beads from the Alberite dolmen were made of am-
San Blas (Cheles, Badajoz), La Pijotilla (Badajoz),      ber (Domínguez Bella et al. 2001, 621); just three
Cabezo Juré (Alosno, Huelva) or Valencina de la         out of 1,107 beads from Cova de la Pastora (Alcoy)
 Concepción (Seville), seem to have their origins in     were crafted on amber (García Puchol et al. 2012,
 the mineralisations of the surrounding area, espe-      286); three out of 573 beads from Tomb 7 of Los
 cially Ossa Morena and the Pyrite Belt (Hunt et al.     Millares (Almeria) (Leisner / Leisner 1943, 26 f.);
 2009, 89–92; 2012; Müller et al. 2007, 22–24; Nocete    and only five out of 3,299 beads of Los Millares 12
 et al. 2008, 723; Sáez et al. 2004). In the same way,   (Leisner/Leisner 1943, 25). Even in the case of the
 sites like Almizaraque (Almeria) or La Vital (Valen-    Dolmen de Montelirio, the >250 amber beads are
 cia) seem to prioritise the resources of the South-     proportionally scarce if we compare them to the
 East (Montero-Ruiz/Murillo-Barroso 2010; Rovira/        1 million beads documented at the same site (Díaz-
 Montero-Ruiz 2011, 225–227) and a similar pattern       Guardamino Uribe et al. 2016, 346).
 can be observed in the region of Madrid (unpub-              Therefore, it can be observed that there was a
 lished data) or the area of the Ebro River estuary      smaller concentration of amber consumption dur-
 (Montero-Ruiz 2017). To date, no case has been          ing the Chalcolithic, with double the sites using
 documented with the presence of extra-peninsular        it. This could be the result of a greater amount of
 metal, nor we do have evidence of metal originat-       population centres with an elite capable of obtain-
 ing from other regions of the Peninsula (for exam-      ing foreign resources, notably including Los Mil-
 ple, no metal from the Asturian-Leonese mines has      lares and especially Valencina de la Concepción,
 been identified in the South of Iberia). During these   a site that received, by a large margin, the largest
 first periods of metallurgy, the abundant copper re-    amount of amber pieces and the most unique ob-
 sources of the Iberian Peninsula cause it to remain     jects such as the pommel of the halberd of PP4 and
 out of long-distance metal exchange.                    the amber pendants of the Dolmen de Montelirio
                                                         (also reflected by the exceptional nature of the ivo-
                                                         ry carvings at the same site). Nevertheless, with the
Consumption                                              exception of Valencina, the total volume of amorti-
                                                         sated amber between 3200–2200 calBC is relative-
In regard to the consumption of these resources,         ly scarce, making it possible that these exchanges
the total volume of amber objects turns out to be        resulted more from occasional contacts than from
relatively small: the number of sites with amber         frequent exchanges through extensive and com-
doubles during the Chalcolithic going from ten           pletely-consolidated networks. It is therefore diffi-
sites in the Neolithic to 21 (fig. 2). However, the      cult to think that sporadic exchanges (also assum-
amount of Chalcolithic amber that has been recov-        ing that all the amber was foreign), would have the
ered is less than that of the Neolithic, oscillating     ability to have a decisive impact on the alteration
between one and five beads per tomb. From the            of internal processes or be the trigger for cultural
Neolithic we have a total of 79 amber beads, but         changes among the peninsular groups.
only approximately 47 have been recovered from                The type of objects crafted in amber and their
the Chalcolithic. One exception would be the Dol-        contexts for amortisation do seem to reflect a sym-
men de Montelirio, which significantly stands out        bolic significance attributed to this resource. With
quantitatively and qualitatively, with more than         the exception of the aforementioned pommel from
250 beads and pendants of different shapes (Mu-          PP4 in Valencina, practically the entirety of the ob-
rillo-Barroso 2016). This is the tomb containing         jects crafted in amber are beads or pendants cre-
the largest quantity of recovered amber from the         ated to be worn by an individual as a necklace or
                                                                             The Social Value of Things      281
incorporated into fabric. 100% of the objects also ap-     and 7 (in the latter tomb an axe, chisel, and blade
pear in funerary contexts generally associated with        fragment were also documented), and the Necrop-
concrete individuals. They are therefore elements         olis of Alcalar 3 and 4 (Algarve), where, by a large
with a strong connotation of identity and status. Am-      margin, the largest amount of metal has been found,
ber furthermore, is normally accompanied by other          specifically three axes, a small chisel, two small flat
exotic or symbolic elements such as the ostrich egg-       tools, five daggers, two awls, a saw, and six blades,
shell beads at Los Millares 12 (Leisner/Leisner 1943,      some of them fragmented (Apellániz Castroviejo
25); the idols at the Cova de la Pastora (Alicante) and    1973, 222; Bueno Ramírez et al. 2005, 75; Murillo-
Los Millares 7, 12, and 74 (Soler Díaz 2002, 348–354;      Barroso/García Sanjuán 2013, 513; Leisner/Leisner
Leisner/Leisner 1943, 24–27); the rock crystals in        1943, 25–27, 237, 239).
the dolmen of Trikuaizti I (Guipuzcoa), the Paraje            Apart from the tombs containing amber ob-
de Monte Bajo (Alcalá de los Gazules) or the PP4 at        jects and other exotic elements, it is significant that
Valencina de la Concepción (Mujika/Armendariz              the typology of the copper objects up to the final
1991, 127; Lazarich et al. 2009, 76 f.; Murillo-Bar-       moments of the Chalcolithic is limited to tools or
roso/García Sanjuán 2013, 513); in addition to the         weapons, with the notable absence of ornaments
ivory at the Cova de la Pastora (Alicante), Los Mil-      or potentially-symbolic elements (Murillo-Barroso/
lares 12 and 63, the PP4-Montelirio and the Dolmen         Montero-Ruiz 2012). This is in clear contrast to the
de Montelirio in Valencina or the necropolis of Al-        metallurgical tradition of the Near East and Central
calar 3 and 4 (Algarve) (García Puchol et al. 2012,      Europe, where the first production of metal was
286; Leisner/Leisner 1943, 25, 51, 237, 239; Muri-         oriented towards the production of elements for
llo-Barroso/García Sanjuán 2013, 513; Fernández            body ornament. Although, as we have sustained,
Flores/Aycart Luengo 2013); the green beads in the         there is a large amount of body adornaments craft-
dolmens of Trikuaizti I and Larrarte (Guipuzcoa),          ed in a great variety of raw materials, copper was
the Cova del Frare (Barcelona) or the Valle de las         not a material chosen by Chalcolithic communities
Higueras (Toledo) (Mujika/Armendariz 1991, 127,           for the creation of body ornaments.
157; Rovira i Port 1994, 73; Bueno Ramírez et al.               Equally significant is the fact that, in contrast
2005, 74); or the cinnabar, ochre, and red pigments        to the amber objects deposited exclusively as orna-
at La Velilla (Palencia), the Valle de las Higueras (To-   ments in funerary contexts, copper objects appear
ledo), Los Millares 12 and 74, PP4 and at Montelirio       almost equally in domestic and funerary contexts.
in Valencina de la Concepción, the Paraje de Monte         In the case of the southeast, 43% of metal objects
Bajo (Alcalá de los Gazules), or the necropolis of Al-     were recovered in domestic contexts, compared
calar 4 (Algarve) (Zapatero 1989, 11; Bueno Ramírez        with 57% in funerary contexts (Montero-Ruiz 1994,
et al. 2005, 75; Leisner/Leisner 1943, 24 f., 237, 239;    214). This is similar to the case of Valencina de la
Rogerio Candelera et al. 2013; Fernández Flores/          Concepción, where 46% of the metal was deposit-
Aycart Luengo 2013; Lazarich et al. 2009, 76 f.). Less    ed in the so-called domestic area, while 54% came
frequent is the presence of metal in tombs contain-        from the necropolis (Costa et al. 2010, 98), with all
ing amber. Gold appears in the form of thin strips         of the objects being tools or tools/weapons. We do
at Trikuaizti I (Guipuzcoa), Alcalar 4 (Algarve) and       not observe, therefore, that copper was designated
the Dolmen de Montelirio (Valencina) (Mujika/              preferentially for contexts marked by an important
Armendariz 1991, 127; Leisner/Leisner 1943, 239;           symbolic, ideological, or ritualised significance.
Fernández Flores/Aycart Luengo 2013; Fernández                  These typological and contextual differences
Flores et al. 2016), while copper is absent at some        seem to reflect the importance that exotic materi-
of the most important tombs, such as the Dolmen            als must have had for Chalcolithic funerary ideol-
de Montelirio in Valencina de la Concepción, and           ogy and consequently, the importance of the acqui-
where it does appear it does so scarcely and gen-          sition and manufacture of scare raw materials, as
erally in the form of awls. These appear at Gorosti-       well as the social significance that body ornaments
arán (Guipuzcoa), Valle de las Higueras 3 (Toledo),        must have had among Neolithic and Copper Age
PP4 at Valencina de la Concepción, Los Millares 12         communities (Skeates 2010, 75). At the same time,
282       Mercedes Murillo-Barroso and Ignacio Montero-Ruiz
it reveals the limited ideo-technical value reached               Muricecs (Gallart i Fernández 2006; Montero-Ruiz
by metal during the Chalcolithic, perhaps as a con-               et al. 2015).
sequence of its great abundance and accessibility                      The total absence of amber in Argaric contexts
on the Iberian Peninsula.                                         is striking, as there are several extensively exca-
                                                                  vated sites with tombs containing notable sets of
                                                                  grave goods. Its use, mainly documented in the
Changing Values: The Leap to the                                  Northeast at collective burial sites or reutilisations
Bronze Age                                                        maintaining ‘archaic’ practices, seems to reflect the
                                                                  fact that in the new social relationships of the Arg-
 The situation that we have described for the Chal-               aric society, amber had lost its relevant social value
 colithic changes substantially upon the arrival of               as a marker of identity. If we accept that the amber
 the Bronze Age. Especially significant is the dras-              recovered in the burial sites of Fonelas 18 and La
 tic reduction in the number of objects crafted in                Sabina 97 and 99 (Guadix) have an Argaric chro-
 amber during the 2nd mill. BC, something that will               nology − although these three tombs display reuse
 change again during the Late Bronze Age /Early                  of materials from the Chalcolithic as well as the
 Iron Age with the inclusion of the Iberian Pen                  Middle and Late Bronze Age (Lorrio/Montero-Ruiz
 insula in the continental, and especially Mediter-               2004) −, its use in burials that preserve previous
 ranean, exchange networks. Other exotic elements,                funerary practices and do not follow standard Ar-
 such as ostrich eggshell, jet, or rock crystal, also             garic burial norm, could reflect a continuation of
 diminish in use during the 2nd mill. BC (Costa et al.            ancestral traditions. It might also be a response
2011).                                                            from the people excluded from the new social and
      The objects recovered in definite Bronze Age                ideological practices and value system of the Arga-
contexts are limited to eight, 1 and none of them                 ric Bronze Age; a conscious and explicit rejection
represent the usual pattern of individual burial                  of Argaric values (Aranda 2015; Graeber 2013;
characteristic of the Bronze Age: Pedra Cabana,                   Murillo-Barroso/Martinón-Torres 2012, 209).
Cabana del Moro in Colomera, Can Cuca, Bullons                        On the contrary, the change in the consump-
 and Muricecs in Lleida, Cova de Can Mauri and                     tion of metal is the opposite. The number of
 Cova de les Pixarelles in Barcelona, and Los La-                  metal objects recovered during the 2nd mill. BC, is
 gos I in Cantabria. It is significant that all the am-         five times greater and they change substantially
 ber documented in the Bronze Age is concentrated               (e.g. Montero-Ruiz 1993, 53; 1994). While we have
 along the northern façade of the country, and es-              no metal ornaments from the Chalcolithic, during
 pecially in the northeast, without reaching the rest           the Bronze Age this is the predominant typology
 of the Peninsula. Provenance studies were carried              (Murillo-Barroso/Montero-Ruiz 2012, 59 f.). Never
 out at four of these sites: Los Lagos I, Pedra Caba-           theless, even in the Argaric world, copper was
 na, Cabana del Moro in Colmera, and Muricecs.                  late to acquire important social significance as an
 Los Lagos I, on the Cantabrian Coast, revealed a               element for body adornament, and only appears
 consumption of local resources (Gutiérrez Morillo              frequently starting in 1800 calBC. The first metal
 2003) while the three Catalonian sites showed Bal-             ornaments were made of silver and gold (Murillo-
 tic origin of the amber (Rovira i Port 1994; Murillo-          Barroso / Montero-Ruiz 2012, 60), something that
 Barroso/Martinón-Torres 2012), perhaps reflecting              Castro et al. (1993/1994, 101) interpret as an exam-
 some continental contacts with southern France                 ple of differential access to metal ornaments in the
 via the Pyrenees, also suggested by the metal de-              Argaric society, with their first appearance in the
 posits that accompanied the amber in the case of                tombs of the elite, later becoming more accessible
                                                                 in their copper version starting in 1800 calBC.
                                                                       In fact, the introduction of bronze into the
1    We will not consider nine more discoveries in collective    Argaric society also seems to be closely related to
and reused contexts in which materials from the Chalcolithic     the development of these elements for adornment.
to the Late Bronze Age appear mixed, as it is not possible to
clearly place the amber in a specific moment in the Middle        We have more than 400 compositional analyses of
Bronze Age.                                                       Argaric objects (Junghans et al. 1960; 1968; Arribas
                                                                            The Social Value of Things      283
Fig. 3. Isotopic signatures of Chalcolithic and Bronze Age objects from the Central area of Iberia and the Lower
Ebro area. Note that two different patterns can be distinguished reflecting a regionalised copper consumption.
et al. 1989; Hook et al. 1991; Montero-Ruiz 1994;          significant changes to the supply sources of ores, as
Rovira et al. 1997; Simón 1998; Stos Gale et al. 1999;    can be observed in the isotopic data of the metals
 Murillo-Barroso et al. 2015b) in which a positive         of the central area of the country (Madrid and
 correlation can be observed between the elemen-           Toledo) and of the lower Ebro (Tarragona and Cas-
 tal composition and the type of object (Montero-           tellon) (fig. 3). Although, we cannot reliably carry
 Ruiz 1994). The majority of the ornaments ana-            out this chronological comparison in the South-
 lysed (60%) were crafted in bronze, while tools and       East – given that we have Chalcolithic data main-
 tools / weapons were mostly crafted in arsenical          ly derived from sites near the coast and Argaric
 copper: 100% of the halberds, 86% of awls, 84% of         sites mainly in the interior (Granada and Jaen) –
 daggers, 82% of axes, and 72% of swords (Murillo-         the comparisons between the Argaric metals and
 Barroso et al. forthcoming). In addition, metallo-       those of the Bronze Age in the Lower Ebro show
 graphic studies display a similar hardness in the        that there is no relationship between the two
 Argaric objects made of arsenical copper and those       areas, and we still do not find copper originating
 of bronze, putting into question the functional su-       from the Asturian-Leonese mines still in operation
 periority in practice of the latter alloy compared        (fig. 4). Even if the use of diverse resources within
 with arsenical copper and making us to consider           these regions could generate an exchange of metal
 other aspects as determining factors in the social        between population centres (Murillo-Barroso et al.
 value of the new metal, such as appearance and            2015b), these exchanges do not seem to go beyond
 especially the scarcity of tin in comparison with ar-     these wide regional areas, or were not carried out
 senical copper (Aranda et al. 2012).                      in a sufficiently intense manner. This regional pro-
     In regards to the procurement of these resources     duction also seems to have taken place in the cen-
during the Bronze Age, a regional distribution and         tral area of the Iberian Peninsula (Montero-Ruiz
consumption of the metal is maintained, without            1998; Ruiz Taboada/Montero-Ruiz 2000).
284    Mercedes Murillo-Barroso and Ignacio Montero-Ruiz
  Fig. 4. Isotopic signatures of Bronze Age objects from the Argaric area and the Lower Ebro. As also
  noted in fig. 3 two different patterns in copper supplies can be distinguished reflecting regional catchment
  areas for copper ores.
                                                                             The Social Value of Things      285
     This preference for regional resources seems          consistent with the establishment of areas for the
consistent with the drastic reduction in exotic ele-       acquisition of regional metals as well as the ab-
ments. In the societies of the Iberian Peninsula that       sence of extra-peninsular metal. Something that
were developing a process of marked social differ-          would change again during the Late Bronze Age/
entiation (especially evident in the Argaric world,         Early Iron Age, a moment in which the Iberian Pen-
but not exclusive to it), amber and the exotic raw         insula becomes once again completely integrated
materials used during the Chalcolithic cease to             into the long-distance trade networks of Europe
be used as markers of prestige or social status in          and the Eastern Mediterranean.
order to give prevalence to metallic elements, es-
pecially ornments and weapons. The new elites
break with the symbolic expressions of the Chalco-
lithic (baetylus, idols, ostrich eggshell, amber etc.)        M. Murillo-Barroso
and establish new ideological and symbolic stand-              Departamento de Prehistoria y Arqueología
ards with which to endorse their power in which                Universidad de Granada
amber will not play any role, replaced by metallic             Campus de Cartuja s/n
elements.                                                      18011 Granada, Spain
     This need to establish a new ideological ex-              murillobarroso@ugr.es
pression that favours individuality over the more
communal ideologies of previous ages also could be             I. Montero-Ruiz
conditioned by a possible breakdown (intentional              IH–CSIC, C/Albasanz, 17
or not) of the Mediterranean contacts that favoured            28037 Madrid, Spain
the arrival of exogenous material (Murillo-Barroso/          ignacio.montero@cchs.csic.es
Martinón-Torres 2012, 209), which would be
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