BJ139 Polished "Black Jade" . dolomite Dimensions at widest points approximately

Dimensions at widest points approximately 105 mm x 90 mm x 7 mm thick

Approximate dimensions at widest points 140 mm  x 60 mm  x 11 mm thick

BL245  Blue Lepidolite Rock Block/Stand Up

DO193  Dendritic Opal slab polished on one side

BM305  Brecciated  Mookaite slab

BJ139 Polished "Black Jade" . dolomite Dimensions at widest points approximatelyBJ139 Polished "Black Jade" A trade name for metamorphosed magnesian tholeiite (basalt). A rough rock, cut and polished on one side. Difficult to photograph due to the mirror black polish.. Dimensions at widest points approximately 75 mm x 70 mm x 40 mm thick. It weighs 476 grams. From our mining lease on Ninghan Station in the Midwest region of Western Australia.