BJ136 Polished "Black Jade" slab red jasper 120 mm x 70 mm

120 mm x 70 mm x 25 mm thick

CC160  Chrome chalcedony slab

Dimensions at widest points approximately 160 mm x 75 mm x 12 mm thick

Dimensions at widest points approximately 150 mm x 85 mm x 45 mm thick

BJ136 Polished "Black Jade" slab red jasper 120 mm x 70 mmBJ136 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 160 mm x 30 mm x 17 mm thick. It weighs 166 grams. From our mining lease on Ninghan Station in the Midwest region of Western Australia.