BJ131 Polished "Black Jade" . Orbicular Granite Dimensions at widest points approximately

Dimensions at widest points approximately 140 mm x 100 mm x 80 mm thick

Weighs 813 grams

140 mm x 95 mm x 8 mm

CW130   Chinese Writing Stone slab

BJ131 Polished "Black Jade" . Orbicular Granite Dimensions at widest points approximatelyBJ131 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 180 mm x 90 mm x 33 mm thick. It weighs 1,113 grams. From our mining lease on Ninghan Station in the Midwest region of Western Australia.