US$ 70.00
MN130 Magneprase slab
Each piece approx
Dimensions at widest points approximately 60 mm x 45 mm x 25 mm thick
280 mm x 110 mm x 30 mm thick
BJ114 Polished "Black Jade" slab. polished prehnite MN130 Magneprase slabBJ114 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 100 mm x 90 mm x 6 mm thick. It weighs 134 grams. From our mining lease on Ninghan Station in the Midwest region of Western Australia.