BJ117 Polished "Black Jade" . Citron chrysoprase 270 mm x 100 mm

270 mm x 100 mm x 70 mm thick

270 mm x 100 mm x 50 mm thick

Dimensions at widest points approximately 150 mm x 110 mm x 50 mm thick

Weighs 594 grams

Weighs 207 grams

BJ117 Polished "Black Jade" . Citron chrysoprase 270 mm x 100 mmBJ117 Polished "Black Jade" A trade name for metamorphosed magnesian tholeiite (basalt). A thick slab, cut and polished on one side with a cut base to stand as a display specimen ! Difficult to photograph due to the mirror black polish.. Dimensions at widest points approximately 150 mm x 90 mm x 35 mm thick. It weighs 1,089 grams. From our mining lease on Ninghan Station in the Midwest region of Western Australia.