Azurite Sun AZ158 alcheringa narrina BJ138 Polished "Black Jade" A

BJ138 Polished "Black Jade" A trade name for metamorphosed magnesian tholeiite (basalt)

Dimensions at widest point approximately 140 mm x 95 mm x 15 mm

Dimensions at widest points approximately 290 mm x 165 mm x 10 mm thick

Dimensions at widest points approximately 50 mm x 40 mm x 34 mm thick

Fossil stromatolite slab polished on one side

Azurite Sun AZ158 alcheringa narrina BJ138 Polished "Black Jade" AAZ158 Azurite sun mineral specimen. Dimensions at widest points for entire specimen approx. 120 mm x 100 mm x 25 mm thick. Weight is 392 grams. The matrix that this copper based mineral forms on is kaolinite. From Malbunka copper mine in Northern Territory, Australia.