BJ127 Polished "Black Jade" slab. picture jasper 90 mm x 95 mm

90 mm x 95 mm  x 9 mm

Weighs 112 grams

Dimensions at widest points approximately 80 mm x 60 mm x 25 mm thick

CH412  Chrysoprase cut and polished  on one side with a rough

Approximate diameter at widest points is 105 mm

BJ127 Polished "Black Jade" slab. picture jasper 90 mm x 95 mmBJ127 Polished "Black Jade" A trade name for metamorphosed magnesian tholeiite (basalt). A slab, cut and polished on one side . Difficult to photograph due to the mirror black polish.. Dimensions at widest points approximately 210 mm x 100 mm x 8 mm thick. It weighs 446 grams. From our mining lease on Ninghan Station in the Midwest region of Western Australia.