Azurite Sun AZ157 striped jasper Dimensions at widest points approximately

Dimensions at widest points approximately 170 mm x 100 mm x 8

Dimensions at widest points approximately 140 mm x 100 mm x 65 mm thick

Porphyry is a general term that is used rather loosely for  igneous rocks which contain relatively large isolated crystals set in a fine-grained groundmass

Weight 258 grams

Azurite Sun AZ157 striped jasper Dimensions at widest points approximatelyAZ157 Azurite sun mineral specimen. Dimensions at widest points for entire specimen approx. 100 mm x 90 mm x 20 mm thick. Weight is 261 grams. The matrix that this copper based mineral forms on is kaolinite. From Malbunka copper mine in Northern Territory, Australia.