BJ136 Polished "Black Jade" slab Green Opal 5 mm thick and weighs

5 mm thick and weighs 217 grams

150 mm x 110 mm x 10 mm thick

Dimensions at widest points approximately 115 mm x 75 mm x 10 mm thick

TIR161 Tiger Iron rough rock

Interesting inclusion of quartz in this one

BJ136 Polished "Black Jade" slab Green Opal 5 mm thick and weighsBJ136 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.