BJ123 Polished "Black Jade" . Marramamba Tiger Eye Dimensions at widest points approximately

Dimensions at widest points approximately 110 mm x 75 mm x 4

OJ177  A rough rock

IRR114  Fossil stromatolite slab polished on one side

Weighs 420 grams

BJ123 Polished "Black Jade" . Marramamba Tiger Eye Dimensions at widest points approximatelyBJ123 Polished "Black Jade" A trade name for metamorphosed magnesian tholeiite (basalt). A rough rock, cut and polished on one side with a cut base to stand as a display specimen ! Geologically interesting with a cross cutting quartz vein ! Difficult to photograph due to the mirror black polish.. Dimensions at widest points approximately 170 mm x 110 mm x 65 mm thick. It weighs 1,619 grams. From our mining lease on Ninghan Station in the Midwest