Neolithic Ceramics Provenance Study
Neolithic Ceramics Provenance Study
net/publication/223281842
Keeping an eye on your pots: the provenance of Neolithic ceramics from the
Cave of the Cyclops, Youra, Greece
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Article history:                                         Combined petrographic and chemical analysis of MN and LN ceramics from the Cave of the Cyclops on
Received 13 August 2009                                  the island of Youra, Greece, has revealed a compositionally diverse assemblage with a range of different
Received in revised form                                 local and off-island sources. Ceramics deposited in Neolithic times on this barren, rocky outpost of the
27 November 2009
                                                         Sporades chain may have originated from a surprising number of possible origins, including from the
Accepted 6 December 2009
                                                         Plain of Thessaly, Euboea and the volcanic northeast Aegean islands. This picture challenges traditional
                                                         assumptions about Neolithic pottery production and indicates that significant movement of ceramics
Keywords:
                                                         was already taking place within the northern Aegean as early as the beginning of the sixth millennium
Neolithic
Greece                                                   BC. The discovery of a persistent local pottery tradition, that is also found on the neighbouring island of
Aegean                                                   Kyra-Panagia, indicates significant continuity in ceramic technology over some 1500 years.
Ceramics                                                                                                                     ! 2009 Elsevier Ltd. All rights reserved.
Distribution
Thin section petrography
Geochemistry
1. Introduction                                                                            production (Vitelli, 1993b; Perlès, 1992; Perlès and Vitelli, 1999), as
                                                                                           well as the role of pottery as an exchange item in this period.
    Recent compositional analysis of some of the earliest ceramic                              Inspired by this shift in perception, we have sought to investi-
vessels from the Aegean has begun to challenge our perception of                           gate in more detail the movement of pottery in Neolithic Greece,
the production and distribution of pottery in Neolithic Greece. With                       and in particular, the scale and direction of maritime exchange of
a few notable exceptions (e.g. Schneider et al., 1991, 1994; Hitsiou,                      ceramic vessels. Turning our attention to the northern Aegean, we
2003), the traditional view of this period often sees most ceramics                        have focused on a diverse assemblage of Neolithic ceramics from
as being made locally to their find-spot and not transported over                          the Cave of the Cyclops on the island of Youra in the Sporades
significant distances (Vitelli, 1993a,b; Wijnen 1994; Yiouni, 1996).                       (Fig. 1). The Cave appears to have been frequented mainly on an
This contrasts with the circulation of other material goods such as                        occasional basis during the Neolithic, yet it contains a rich ceramic
obsidian, which was already being distributed as far as 200–300 km                         assemblage that bears close stylistic links with other islands,
from its source at least as early as the Neolithic in the Aegean                           notably with the settlement of Aghios Petros on the nearby island
(Carter, 2009). However, the detailed compositional examination of                         of Kyra-Panagia, as well as mainland Greece (Sampson, 1996a, 1998,
EN-LNII ceramics from Knossos, Crete (Tomkins and Day, 2001;                               2008a). No direct evidence of ceramic production has been found
Tomkins et al., 2004; Tomkins, 2008) has revealed an unexpected                            on Youra and suitable clay sources are scarce on this barren, rocky,
degree of variability in raw materials and technology, reflecting                          uninhabited island today. Clearly much of the Neolithic pottery
a range of different production locations. This discovery has                              found in the Cave of the Cyclops cannot have been local in origin.
encouraged us to rethink previous models of Neolithic craft                                    Using a combination of thin section petrography and instru-
                                                                                           mental neutron activation analysis (INAA) we have examined the
                                                                                           composition and technology of pottery from the two phases of
    * Corresponding author. Tel.: þ44 114 2222949.                                         earliest Middle Neolithic (MN) and Late Neolithic I (LNI) from the
      E-mail address: patrick.quinn@sheffield.ac.uk (P. Quinn).                            Cave of the Cyclops. Our analysis reveals that significant
0305-4403/$ – see front matter ! 2009 Elsevier Ltd. All rights reserved.
doi:10.1016/j.jas.2009.12.005
                                                P. Quinn et al. / Journal of Archaeological Science 37 (2010) 1042–1052                                 1043
Fig. 1. Location of Youra, the Sporades and the Cave of the Cyclops. 1, Makrygialos; 2, Agrosykia; 3, Giannitsa.
compositional variability exists within the assemblage, which                         other sites in the Sporades and mainland Greece. Of particular
mirrors that seen in the typology of the ceramics. Close correspon-                   interest are sherds of a high quality red-on-white painted fineware
dence between the petrography and chemistry of the analysed                           bearing weaving-inspired geometric motifs referred to as ‘canvas’
sherds has allowed us to identify numerous well-defined composi-                      (Katsarou-Tzeveleki, 2008, 2009), which is represented by about 100
tional groups that reflect differences in both raw materials and                      excavated sherds and is common in the MN phase of the site (Fig. 2).
production techniques. With the exception of a common group that                      The similarity between these ceramics and material excavated by
occurs throughout the Neolithic sequence and may represent a ‘local’                  Efstratiou (1985) from the contemporary site of Aghios Petros on
ceramic tradition of the northern Sporades, many coarse and painted                   Kyra-Panagia may provide evidence for the existence of a single
sherds are incompatible with a provenance on Youra or Kyra-Pan-                       ‘Youra-Aghios Petros culture’ in the Northern Sporades (Sampson,
agia. By comparing our analysis with local and regional geology, as                   1998; Katsarou, 2001; Katsarou-Tzeveleki 2008, 2009; Sampson,
well as the results of other analytical studies of Neolithic ceramics                 2008a) and should be dated to the earliest phase of the MN on the
from the Sporades and Thessaly, we have identified several candi-                     basis of stylistic criteria. The rich Late Neolithic ceramic assemblage
date areas for the provenance of the non-local Neolithic ceramics                     of the Cave of the Cyclops, which suggests more intense human
deposited in the cave.                                                                activity in the later phase, contains examples of several well-known
                                                                                      types of Neolithic decoration, such as rope, incised and impressed
                                                                                      patterns, burnished and the white-on-dark technique.
1.1. The Cave of the Cyclops and its Neolithic ceramics
                                                                                          No evidence of ceramic production has been reported from
                                                                                      excavations at the Cave of the Cyclops or surface surveys elsewhere
    The Cave of the Cyclops is situated on the island of Youra in the
                                                                                      on Youra. The island is composed almost entirely of hard Jurassic and
northern Aegean (Fig. 1). Youra is one of the Erimonisa or ‘Deserted
                                                                                      Cretaceous limestone and is devoid of extensive clay deposits. Youra
Islands’, lying at the northeastern end of the Sporades chain. A large
                                                                                      contains few natural springs and is covered today by poor soil, which
(c. 50 " 60 m) natural cave was discovered some 40 years ago on
                                                                                      supports only sparse vegetation. In the light of these shortcomings,
the southwest coast of Youra at around 150 m above present sea
                                                                                      the diverse Neolithic ceramic assemblage of the Cave stands out.
level. Surface finds of Neolithic and Roman ceramic sherds within
                                                                                          Youra is separated by distances of a few kilometers from other
the cave prompted its systematic archaeological investigation,
                                                                                      islands in the northern Sporades and forms part of a natural bridge
which took place between 1992 and 1996 under the direction of
                                                                                      between Thessaly and Asia Minor which also includes Lemnos and
Adamantios Sampson (Sampson, 1996a,b,c, 1998, 2008a).
                                                                                      Euboea (Fig. 1). Sea currents are strong in the northern Aegean at
    Excavation in six trenches dug in the mouth and interior of the
                                                                                      certain times of the year and would have favoured communication
cave revealed a rich sequence of Mesolithic and Neolithic age. The
                                                                                      with other islands as well as with the mainland of Greece. With this
earliest levels of the site contain no pottery but an abundance of fish
                                                                                      in mind, the ceramic assemblage of the Cave of the Cyclops
bones, hooks and chipped stone attesting to its seasonal exploitation
                                                                                      represents an excellent case through which to investigate the
by Mesolithic fishermen (Moundrea-Agrafioti, 2003; Mylona, 2003;
                                                                                      mobility of ceramics in Neolithic Greece.
Kaczanowska and Kozlowski, 2008). The overlying Neolithic strata,
which are recorded in several trenches, are characterised by two
phases; an early MN phase dated to the beginning of the sixth                         1.2. Previous analytical studies on Neolithic ceramics of the
millennium BC, separated by a gap of around 800–1000 years from                       Sporades and Thessaly
a later phase equivalent to LNI, which should be placed around the
end of the sixth and the beginning of the fifth millennium BC.                           The investigation of Liritzis et al. (1991), a comparison of the
    The excavation of these two phases unearthed a diverse assem-                     characteristic red-on-white painted ware from Aghios Petros on
blage of coarse- and fineware ceramics with stylistic similarities to                 Kyra-Panagia to contemporary ceramics from Dimini and Sesklo on
1044                                                      P. Quinn et al. / Journal of Archaeological Science 37 (2010) 1042–1052
Fig. 2. Red-on-light painted pottery bearing geometric motifs reminiscent of canvas or weaving that is characteristic of the MN phase of the Cave of the Cyclops (from Sampson,
1998, p. 6, Fig 6).
the Thessalian Plain using instrumental neutron activation analysis                                  Several published studies have brought analytical techniques to
(INAA), represents the only previously published analysis of                                      bear on the provenance and technology of ceramics from important
Neolithic ceramics from the Sporades (Fig. 3). Based on six elements                              Neolithic sites in Thessaly on the Greek mainland (Fig. 3). The most
(Cs, Sc, Eu, Th, Fe and Co), the Aghios Petros sherds were found to be                            extensive of these is the work of Schneider et al. (1991, 1994), which
compositionally distinct from the Thessalian material. Liritzis et al.                            applied X-ray fluorescence (XRF) to some 200 Neolithic surface
(1991) identified three chemical subgroups within the 24 Neolithic                                finds from numerous sites including Sesklo, Dimini, Makrychori
sherds analysed from Aghios Petros, perhaps representing the use                                  and Platia Magoula Zarkou, comparing the results to a large data-
of slightly different clays.                                                                      bank of clay samples. At Sesklo and Dimini, Schneider et al. (1991)
Fig. 3. Location of sites covered by previous analytical studies of northern Aegean ceramics. Aghios Petros (Liritzis et al., 1991), Dimini (Liritzis et al., 1991; Schneider et al., 1991,
1994; Hitsiou, 2003), Sesklo (Maniatis et al., 1988; Liritzis et al., 1991; Schneider et al., 1991, 1994), Makrychori (Schneider et al., 1991, 1994), Achilleion (Ellis, 1989), Platia Magoula
Zarkou (Schneider et al., 1991, 1994).
                                             P. Quinn et al. / Journal of Archaeological Science 37 (2010) 1042–1052                                              1045
suggested that different local clays could have been selected for the              Table 1
production of specific types of ceramics. Chemical analysis also                   Details of the 63 Neolithic ceramic samples from the Cave of the Cyclops analysed in
                                                                                   this study, with their petrographic and chemical classification.
permitted the distinction between the ceramics from different
Thessalian sites, related to differences in the geochemistry of the                  Sample        Level     Decoration/           Petrographic class      Chemical
local clays or temper.                                                                                       ware                                          group
    Other analyses relevant to the present investigation include the                 1             MN        Red monochrome        Limestone Fabric        1a
                                                                                                                                   Group
petrographic analysis of Neolithic ceramics from Achilleion by Ellis
                                                                                     2             MN        Red monochrome        Limestone Fabric        1a
(1989) and Bjork (1995), as well as the extensive study of Late                                                                    Group
Neolithic pottery production technology and circulation from                         3             MN        Red monochrome        Limestone Fabric        1a
Makrygialos in Pieria by Hitsiou (2003) (Fig. 3). The latter demon-                                                                Group
strated that Thessalian brown-on-cream ware may have been                            6             MN        Coarseware            Limestone Fabric        2
                                                                                                                                   Group
transported a distance of around 200 km in Neolithic times.                          7             MN        Coarseware            Limestone Fabric        1a
    At some Neolithic sites, previous compositional studies have                                                                   Group
therefore supported an assumed link between ceramics and locally                     9             MN        Burnished             Limestone Fabric        1a
available raw materials, whereas at others it remains to be rigor-                                                                 Group
                                                                                     11            MN        Coarseware            Limestone Fabric        1a
ously tested. More crucially, some studies have provided compo-
                                                                                                                                   Group
sitional evidence for limited but unexpected movement of ceramics                    12            MN        Coarseware            Limestone Fabric        1a
between Neolithic sites on mainland Greece.                                                                                        Group
                                                                                     13            MN        Coarseware            Limestone Fabric        1a
                                                                                                                                   Group
                                                                                     14            MN        Coarseware            Limestone Fabric        1a
2. Materials and methods                                                                                                           Group
                                                                                     16            MN        Coarseware            Limestone Fabric        –
   Sixty-three ceramic samples were selected from the Neolithic                                                                    Group
assemblage of the Cave of the Cyclops; 41 from the MN phase and                      20            MN        Burnished             Limestone Fabric        1a
                                                                                                                                   Group
22 from the LNI phase of the site. These samples, listed in Table 1,
                                                                                     23            LNI       Burnished             Limestone Fabric        1a
include both fine- and coarsewares and were selected to cover the                                                                  Group
range of decorative styles present.                                                  24            LNI       Burnished             Limestone Fabric        1a
   Standard petrographic thin sections were prepared from each                                                                     Group
ceramic sample at the Fitch Laboratory, Athens and studied with                      25            LNI       Burnished             Limestone Fabric        1a
                                                                                                                                   Group
the polarizing light microscope at the Department of Archaeology,                    28            LNI       Coarseware            Limestone Fabric        1a
University of Sheffield. The individual thin sections were grouped                                                                 Group
and separated into fabric classes based upon the nature of their                     33           MN         Fineware              Limestone Fabric        1a
dominant non-plastic inclusions, their clay matrix and textural                                                                    Group
                                                                                     34           MN         Fineware              Limestone Fabric        1a
characteristics (Table 1). These compositional groups were
                                                                                                                                   Group
described in detail using a modified version of the methodology                      35           MN         Fineware              Limestone Fabric        1a
proposed by Whitbread (1989, 1995, p. 379–388) (Supplementary                                                                      Group
Appendix A). The main characteristic features of each fabric class                   36           MN         Fineware              Limestone Fabric        1a
were then summarized and, wherever possible, an interpretation of                                                                  Group
                                                                                     37           MN         Fineware              Limestone Fabric        1a
ceramic technology was based upon the evidence seen in thin                                                                        Group
section.                                                                             38           MN         Fineware              Limestone Fabric        1a
   Chemical analysis of the ceramic samples was performed by                                                                       Group
INAA following the routine measurement procedure applied to                          39           MN         Fineware              Limestone Fabric        1a
                                                                                                                                   Group
ceramics (Kilikoglou et al., 2007). The external surface of each
                                                                                     40           MN         Fineware              Limestone Fabric        1a
sample, weighing approximately 1 g, was cleaned with a tungsten                                                                    Group
carbide drill and then ground to a fine powder. This powder was                      41           MN         Coarseware            Limestone Fabric        -
dried at 110 # C and 150 mg was then carefully weighed into                                                                        Group
a polyethylene vial, which was heat-sealed. The 63 separate vials                    42           MN         Coarseware            Limestone Fabric        1a
                                                                                                                                   Group
were irradiated in batches of 10 with two SOIL-7 standard reference
                                                                                     43           MN         Coarseware            Limestone Fabric        1a
samples in the Demokritos swimming pool reactor at the National                                                                    Group
Centre for Scientific Research, Athens. The g-spectra of the samples                 44           MN         Coarseware            Limestone Fabric        1a
were measured after 1 week with an HPGe detector to determine                                                                      Group
                                                                                     45           MN         Coarseware            Limestone Fabric        1a
the concentration of Sm, Lu, U, Yb, As, Sb, Ca, Na, and La, then after
                                                                                                                                   Group
3 weeks for the elements Ce, Th, Cr, Hf, Cs, Tb, Sc, Rb, Fe, Ta, Co and              46           MN         Coarseware            Limestone Fabric        1a
Eu. The full analytical data for the 21 elements analysed in each of                                                               Group
the 63 ceramic samples is presented in Supplementary Appendix B.                     47           MN         Coarseware            Limestone Fabric        1a
   Direct comparison was made between the different composi-                                                                       Group
                                                                                     48           MN         Red-on-white          Limestone Fabric        1a
tional groupings of the 63 ceramic samples produced by petrog-
                                                                                                                                   Group
raphy and chemistry. Consideration of the detailed thin section                      49            MN        Red-on-white          Limestone Fabric        1a
descriptions (Supplementary Appendix A) and the concentrations                                                                     Group
of individual elements (Supplementary Appendix B) provided                           50            MN        Red-on-white          Limestone Fabric        1a
                                                                                                                                   Group
a means of reconciling differences between the petrographic and
                                                                                     51            MN        Light-on-red          Limestone Fabric        1a
chemical groups, as well as providing a cross-check for the two                                                                    Group
methods of classification. Finally, the provenance of the main                       52            MN        Light-on-red          Limestone Fabric        1a
robust compositional groups of ceramics in the Cave of the Cyclops                                                                 Group
material was interpreted by comparison with geological maps,                                                                                (continued on next page)
1046                                            P. Quinn et al. / Journal of Archaeological Science 37 (2010) 1042–1052
Fig. 4. Thin section photomicrographs of selected Neolithic ceramics from Cave of the Cyclops analysed in this study. Limestone Fabric Group (a), Phyllite Fabric Group (b), Fine Mica
and Quartz Fabric Group (c), Tuff Fabric Group (d), Serpentinite Fabric Group (e), Grog Fabric Group, with grog (dashed line) containing probable second generation grog (1) (f),
Polycrystalline Quartz Fabric 2, with foliated limestone inclusion (g), Clay and Phyllite Fabric (h). All micrographs taken with crossed polars. Field of view 2.0 mm, except (g) 1.5 mm.
(Ta, Tb) that would obscure any existing natural variability within                                    X sij
                                                                                               vt ¼
different provenance groups (Weigand et al., 1977). The final                                                2n
                                                                                                        ij
dataset submitted to statistical analysis comprised of 63 samples
and 17 elements.                                                                               The sum ss of the variances in a particular column of the variation
    The chemical variability within the compositional dataset was                              matrix gives the contribution to the total variation, of the element s,
estimated by determining its total variation, following the                                    which in this case has been used as divisor. Therefore a high ratio vt/
approach of Buxeda i Garrigós and Kilikoglou (2003). Using this                               ss indicates small variability of the respective element (Buxeda i
method an n " n variation matrix (T) is generated, with n being the                            Garrigós, 1999).
number of element concentrations, and sij ¼ var{log(xi/xj)} (Aitch-                                Following the above approach, a vt of 4.47 was calculated for the
inson, 1986), the matrix elements, which present the variances of                              complete dataset of ceramics from the Cave of the Cyclops. This
the element concentrations, expressed as logarithmic ratios. In this                           value indicates the existence of groups with very large chemical
way all elements are used successively as a devisor in these ratios.                           differences among them (Buxeda i Garrigós and Kilikoglou 2003).
The total variation of the data is then given by:                                              However, Ca values introduce by far most of this variability since its
1048                                                  P. Quinn et al. / Journal of Archaeological Science 37 (2010) 1042–1052
vt/ss ratio is 0.09, ten times higher than the next smallest. Indeed all                    samples from the large Limestone Fabric Group. With the exception
ceramic samples containing limestone exhibit Ca values well above                           of a few outliers, the samples belonging to this fabric class cluster
10%, with the others being either non-calcareous or low calcareous.                         well in the dendrogram. However, the chemical analysis seems to
When Ca was removed from the calculation, the vt value of the                               indicate that significant compositional variation exists in the form of
complete dataset dropped to 1.67, demonstrating its effect on the                           several smaller clusters (Chemical Groups 1a, 1b, 1c) (Fig. 5). Given
total variability. A vt of 1.67 indicates either the existence of several                   that the concentration of Ca is more or less uniform in all Limestone
rather indistinct chemical groups, or of one group with several                             Fabric Group samples, these individual chemical groups may reflect
outliers. This is compatible with the picture derived from the thin                         differences in the composition of their base clay, rather than varia-
section petrography, which points to a single large limestone fabric                        tions in the origin or abundance of the limestone temper. Chemical
group with several other small but distinct groups.                                         Group 1c on the far right side of the dendrogram is distinguished
    In all vt calculations, the elements with the least contribution to                     from the other two closely related clusters of Limestone Fabric Group
the variability were found to be the rare earths. According to                              samples due to its low rare-earth concentrations.
Buxeda i Garrigós (1999) the elements with low variability are the                             In comparison to the Limestone Fabric Group, the samples
least likely candidates to have been affected by alterations or                             belonging to the Phyllite Fabric Group did not group well in terms
contaminations during burial. In order to compensate for the effect                         of their chemistry. Whilst two samples of this petrographic class
of post-depositional phenomena as well as differential tempering,                           were associated chemically with one another, the majority were
all concentrations were expressed as logarithmic ratios over the                            spread across the left side of the dendrogram (Fig. 5). This indicates
element Lu, which exhibited the highest vt/sj (Aitchinson, 1986).                           that the samples included in the Phyllite Fabric Group may be less
Cluster analysis was then performed on the whole dataset,                                   closely related compositionally than is suggested by their shared
producing the resulting dendrogram shown in Fig. 5.                                         petrographic characteristics.
    The main feature of the dendrogram is that most samples on the                              Chemical Group 2 in the middle of the dendrogram consists of
left side are from the LN phase of the Cave of the Cyclops, whereas                         a tight cluster of five LN samples belonging to the Fine Mica and
the majority of the samples on the right side are from MN contexts.                         Quartz Fabric Group, plus a single Limestone Fabric Group sample
This subdivision is likely to reflect the dominance in MN levels of                         (Fig. 5). This group is characterised by a high Th concentration,
Fig. 5. INAA dendrogram of the Neolithic ceramics from Cave of the Cyclops analysed in this study. MN samples in grey, LNI samples in black. Dashed line indicates broad split in
dendrogram between MN and LNI samples. Well-defined chemical groups are indicated by ellipses.
                                             P. Quinn et al. / Journal of Archaeological Science 37 (2010) 1042–1052                                                1049
Fig. 7. Probable origins of Neolithic ceramics analysed from the Cave of the Cyclops in this study. Geology (after IGME, 1975, 1983, 1984, 1986, 1989, 1995).
serpentinite forms part of an ophiolitic complex in the centre of the                        Chemical analysis indicates that the seven samples of the
island that also contains mica schists (IGME, 1989). Ophiolite bodies                    Phyllite Fabric Group may not be as closely related as is suggested
also occur in many places on the mainland, such as Thessaly (IGME,                       by their petrography. It is therefore possible that they came from
1983) (Fig. 7). Indeed, Schneider et al. (1991) found that coarse                        more than one source. Furthermore, the rare occurrence in thin
Neolithic ceramics from Soufli contained rounded inclusions of                           section of altered basic igneous inclusions suggests that at least
serpentinite, alongside metamorphic rocks such as gneisses and                           some of these samples could not have originated on Youra or Kyra-
mica schists, and Hitsiou (2003) recorded rare serpentiniferous                          Panagia. Phyllites and other low-grade metamorphic rocks occur on
ceramics at Dimini. Serpentinite commonly derives from the                               several other islands in the Sporades, including Skopelos, Skyros,
alteration of ultrabasic igneous rocks, such as peridotite. Rocks of                     Skiathos and Alonnissos, as well as on Euboea and in Thessaly
this composition occur in many areas of northern Euboea (IGME,                           (IGME, 1975, 1983, 1989, 1995). The co-occurrence in some Phyllite
1983). Therefore this group of ceramics has a number of possible                         Fabric Group samples of phyllite, altered basic igneous inclusions
sources in neighbouring islands and on the mainland.                                     and rocks of argillaceous and arenaceous sedimentary origin is
    Several petrographic groups and individual samples within the                        compatible with the geology of north-western Skopelos, which
Cave of the Cyclops ceramics are characterised by material of                            contains metabasalts, metaclastics and low-grade metamorphic
metamorphic origin. Most common among these are several MN                               rocks (IGME, 1995).
and LN coarseware ceramics of the Phyllite Fabric Group. The fine-                           Late Neolithic samples 30 (Polycrystalline Quartz Fabric 2), 53
grained biotite, chlorite and muscovite-rich metamorphic rock                            (Polycrystalline Quartz Fabric 1) and 64 (Schist Fabric) are charac-
fragments that characterise these ceramics are geologically                              terised in thin section by inclusions deriving from schistose
compatible with in the ‘Kalamaki-Mortero System’, which has                              metamorphic rocks. Schists do not appear to be present on Youra or
outcrops on both Youra and Kyra-Panagia (Fig. 6). This group of                          Kyra-Panagia, but occur on several other islands in the Sporades
low-grade metamorphic rocks contains phyllites of various                                including Skyros and Skopelos (IGME, 1989, 1995) (Fig. 7). Neolithic
compositions (IGME, 1984). However, on both islands, this meta-                          ceramics containing schist and quartzite inclusions have been
morphic unit outcrops in steep rocky sea cliffs on the east coast,                       reported from several Thessalian sites including Sesklo (Maniatis
where Jurassic strata are exposed. As such it may not have been                          et al., 1988), Achilleion (Ellis, 1989; Bjork, 1995), Soufli (Schneider
easily accessible from the known Neolithic sites on the western side                     et al., 1991) and Dimini (Hitsiou, 2003). Unfortunately, the quartz-
of both islands.                                                                         mica schist inclusions in samples 30 and 64 contain little additional
                                            P. Quinn et al. / Journal of Archaeological Science 37 (2010) 1042–1052                                  1051
evidence that could be suggestive of a more precise origin.                       groups are diagnostic petrographically in terms of provenance,
However, the occurrence of schistose inclusions with feldspar                     their strong correlation with previously analysed ceramics from
porphyroblasts in the Polycrystalline Quartz Fabric 1 (sample 53)                 Dimini suggests that they originate in Thessaly, some 100 km from
may link this sample to the schists of the ‘Glossa Unit’ on Skopelos,             Youra. It is important to note that all these fragments belong to
which also contains feldspar (IGME, 1995). The heavily deformed,                  pattern-painted vessels.
quartz-rich cataclastic inclusions in Polycrystalline Quartz Fabrics 1                Other exotic ceramic compositions recorded in the assemblage
and 2 (samples 53 and 30) could originate from one of several                     at the Cave of the Cyclops include a distinctive group dominated by
metamorphic units in the Sporades, although breccias have been                    serpentine and another characterised by volcanic tuff, neither of
reported specifically from an extensive schistose formation on                    which could have been produced on Youra or Kyra-Panagia. The
Skyros (IGME, 1989).                                                              location of the nearest sizeable sources of serpentinite to Youra
    The five matt-painted LN ceramic samples belonging to Fine                    suggest that matt-painted ceramics of this tight LNI petrographic/
Mica and Quartz Fabric Group/Chemical Group 2 may also have                       chemical group could have been transported at least 50-75 km,
been made of raw materials with a metamorphic origin. Late                        from either Skyros, Euboea or Thessaly. Similarly, the distinctive
Neolithic brown-on-cream pottery with an almost identical                         tuffaceous MN red monochrome ceramics that occur at the Cave of
petrographic composition have been analysed by Hitsiou (2003)                     the Cyclops must also have been imported from a distant source,
from Dimini, Makrygialos, Agrosykia and Giannitsa (Fig. 1). These                 with the volcanic islands of the northeastern Aegean (100-150 km)
ceramics are thought to have been produced close to Dimini and                    as likely candidates.
exchanged over long distances.                                                        It seems that there are several sources of fabrics characterised
    Ceramics characterised by the presence of grog in thin section                by metamorphic inclusions. While the LNI Phyllite Fabric Group is
are difficult to provenance because of the non-diagnostic nature of               geologically compatible with a production centre within the
their dominant inclusions. An exception is the Calcareous Grog                    northern Sporades, significant variation in their chemistry could
Fabric Group, which bears strong petrographic similarities to Late                indicate that these typologically similar coarse and burnished
Neolithic ceramics analysed by Hitsiou (2003) from Dimini. The                    ceramics arrived at Youra from more than one source. Previous
presence of rare inclusions such as phyllite (Grog and Phyllite Fabric            compositional studies of material from Neolithic sites on the The-
Group) and limestone (Calcareous Grog Fabric Group) in some                       ssalian plain suggest that this could be the origin of some of the
grog-tempered ceramics might link them to other samples with                      metamorphic ceramic compositions recorded in the Cave of the
more certain origin. Similarly, LN burnished sample 18 (Clay and                  Cyclops assemblage.
Phyllite Fabric) may be related to the ceramics of the Phyllite Fabric                This picture of diverse sources for the Youra ceramics would
Group, and sample 30 (Polycrystalline Quartz Fabric 2), which                     seem to indicate an active exchange of both coarse and painted
contains a single distinctive foliated limestone inclusion was                    pottery along the Northern Sporades, from Thessaly and possibly
probably produced in the same general area as the dominant                        Euboea at the western end, through the islands to volcanic sources,
Limestone Fabric ceramics.                                                        which are likely to be either Gökçeada or Lemnos in the east (Fig. 7).
    Based upon the possible source areas for the Cyclops Cave                     It appears that such movement of pottery is well underway as early
samples, there appears to be a higher proportion of exotic ceramics               as the beginning of the sixth millennium BC and is not a product
in LNI than MN, with a corresponding reduction in the ‘local’ Lime-               only of the later phase of the Neolithic. Instead it should be
stone Fabric Group within the samples analysed. Short- and long-                  conceived as a basic component of the island identity, ultimately
range imports occur in both phases of the site, although some                     depending on assimilation, connectivity and culture blending for its
distinct differences in the exact sources of the ceramics may be                  existence.
present.                                                                              Our analysis of the Neolithic ceramics from the Cave of the
                                                                                  Cyclops, along with recent typological discussion (Sampson, 2008b;
4. Discussion and conclusions                                                     Katsarou-Tzeveleki, 2008, 2009) would seem to suggest the exis-
                                                                                  tence of a diverse pottery assemblage. This has important impli-
    The combined petrographic and chemical analysis of the MN                     cations for current theories on the function of the cave (Sampson,
and LNI ceramic samples from the Cave of the Cyclops has revealed                 2008c) and its role in possible ritual activities (Katsarou-Tzeveleki,
a compositionally diverse assemblage with a range of different                    2008; Tomkins, 2009). Perhaps the diversity of the assemblage
broadly local and off-island sources. This evidence adds to the                   shows not only the regular movement of ceramic material culture
emerging picture of widespread pottery exchange and consump-                      at that time, but specifically the nature of deposition by ships
tion during the Neolithic of Greece.                                              passing Youra, before leaving the Sporades and heading to the
    In terms of local production, the strongest candidate for a source            eastern Aegean and Asia Minor. Whatever mechanism is respon-
on Youra or Kyra-Panagia is the dominant Limestone Fabric Group,                  sible for the appearance of exotic non-local ceramics in the rich
which includes the characteristic red-on-white vessels that are also              assemblage of the Cave of the Cyclops, the detailed compositional
found at Aghios Petros. It is this distinctive pottery, which is taken            investigation presented here has demonstrated unequivocally that
to join the settlement of Aghios Petros with the Cave site on Youra.              significant movement of pottery is already taking place in the
They are likely to represent a local pottery tradition of this part of            Aegean during the Neolithic.
the northern Sporades, whose clay recipes and choices of raw
materials remain more or less unchanged between the MN and LNI
                                                                                  Acknowledgements
phases at the Cave, reflecting significant continuity in ceramic
technology over some 1500 years.
                                                                                     The authors would like to thank two anonymous reviewers for
    In addition, the project has found evidence of pottery imported
                                                                                  their helpful comments and suggestions.
from a variety of geological sources, some of which can be corre-
lated with probable production areas. Petrographic analysis has
indicated close compositional matches between the well-defined                    Appendix. Supplementary data
LNI Fine Mica and Quartz Fabric Group/Chemical Group 2, the MN
Calcareous Grog Fabric Group and contemporary material from                          Supplementary data associated with this article can be found in
Thessaly identified by Hitsiou (2003). Whilst neither of these                    the online version, at doi:10.1016/j.jas.2009.12.005
1052                                                     P. Quinn et al. / Journal of Archaeological Science 37 (2010) 1042–1052
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