Freshwater Crab - Potamon Sp. - Fossil Specimen Chinese calcite Chrysocolla is a copper-rich mineral

Chrysocolla is a copper-rich mineral often found in oxidized zones of copper deposits

or as a single ring on your finger

and also naturally magnifies the stones

chunky crystal form and a nicely defined natural termination

Freshwater Crab - Potamon Sp. - Fossil Specimen Chinese calcite Chrysocolla is a copper-rich mineralMined from: Anatolia, Turkey Era: Cenozoic Geological Age: Pleistocene Epoch, about 2. 58 to 0. 0117 mya Description: This one of a kind Potamon sp. fossil shows a small freshwater crab preserved inside a pale cream to warm tan carbonate slab. The crab sits tucked into a natural looking pocket in the matrix, with the rounded carapace and folded limbs still clearly visible. The surrounding stone has a bubbly, porous texture that frames the fossil well