https://www.addictionstoneexchange.com/product-page/sugilite-opalintarsia
Sugilite & OpalIntarsia | AddictionStoneExchg
Intarsia cabochon of Sugilite, cultured Opal and Lemon Chrysoprase with bronze. By Lesley Aine McKeown -unsignedEach stone measures 37x20x3mm
sugilite