This beautiful 20.08 Ct Australian boulder opal was mined by Sue Cooper at her Yaraka opal mine in western Queensland, Australia in 2024. Sue processed the rough boulder opal herself and handed on to expert carver to transform into an extraordinary butterfly. Whether set in a pendant, ring, or earrings, this opal promises to become cherished. To make your opal dreams come to life we partner with the supremely talented jewellers from Courtesy of the Artist. Additional notes: each wing is approx.