BJ138 Polished "Black Jade" slab polished rock GRN101 Green Opal & Magnesite

GRN101  Green Opal & Magnesite rough rock

210 mm high x 110 mm wide x 80 mm

RFJ130  Rhyolite (Rainforest Jasper) rough rock

Dimensions approximately 105 mm x 90 mm x 7

Weighs:  150 grams

BJ138 Polished "Black Jade" slab polished rock GRN101 Green Opal & MagnesiteBJ138 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 170 mm x 45 mm x 15. 5 mm thick. It weighs 206 grams. From our mining lease on Ninghan Station in the Midwest region of Western Australia.