Transvaal Jade (Gauteng, South Africa)
Rustenburg, South Africa. 100mm x 65mm x 7mm.
Transvaal jade is a form of Hydrogrossular Garnet, first recognised in the 1920's. Since then it has been used in carvings, the production of cabochons and other lapidary functions. It takes a high polish and is extremely hard. The little black spots are specs of Chromite that is often associated with the mineral. Estimated packed shipping weight +/- 200gr.