Pair of polished Orbicular Granite. OG194 serpentine BJ115 Polished "Black Jade" A

BJ115 Polished "Black Jade" A trade name for metamorphosed magnesian tholeiite (basalt)

It weighs 539 grams

Weight of both is 929 grams

Dimensions at widest points approximately 110 mm x 90 mm x 75 mm thick

Dimensions at widest points approximately 80 mm x 45 mm x 9

Pair of polished Orbicular Granite. OG194 serpentine BJ115 Polished "Black Jade" AOG194 A matching pair of polished Orbicular Granite halves with natural rough backs. (A single nodule cut in half). Dimensions at widest points of each half approx. 95 mm x 75 mm x 60 mm thick. Weight of both is 1,359 grams. From Boogardie Station near Mount Magnet, Western Australia.