US$ 203.50
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
a banded iron formation
BST102 Fossil stromatolite slab
Weighs 164 grams
Snakeskin Jasper rough. SSR 141 beryl Porphyry is a general termSSR 141 Dimensions at widest points approximately 110 mm x 75 mm x 50 mm thick. Weighs 838 grams. From our mining lease near Newman , Western Australia. Click here for more information on Snakeskin Jasper
US$ 203.50
US$ 87.98
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