US$ 249.50
It weighs 139 grams
46 mm x 41 mm x 6 mm thick dome
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
Weighs 317 grams
Azurite Sun AZ134 petrified wood It weighs 139 gramsAZ134 Azurite sun mineral specimen. Dimensions at widest points for entire specimen approx. 100 mm x 100 mm x 35 mm thick. Weight is 446 grams. The matrix that this copper based mineral forms on is kaolinite. From Malbunka copper mine in Northern Territory, Australia.
US$ 249.50
US$ 124.00
US$ 124.00
US$ 149.50
US$ 149.00