For sale is an extremely rich specimen of decrespignyite (Y), from Paratoo copper mine, S.Aust. Decrespignyite is a very rare copper yittrium mineral found only at this one one in the world. Type location. Pretty, bright, sky-blue decrespignyite thick crust richly cover the layered shale matrix plate, with more on the back. The Paratoo Copper Mine, an old, small copper mine in South Australia, is well-known for a highly unusual assemblage of secondary REE and Cu-REE carbonate minerals. There are some areas on the side of the specimen that have white areas of possible kamphaugite-(Y), another rare hydrated Ca-REE-carbonate . Rich in color and saturation of decrespignyite this rare yittrium mineral.
PARATOO COPPER MINE, YUNTA, S.AUST.
20 x 12 x 11mm.