Polished Porphyry . PO 122 Polished Beryl weighs 470grams

weighs 470grams

Dimensions at widest points approximately 190 mm x 110 mm x 7 mm thick

Pollucite slab

Dimensions approximately 220mm x 110mm x 6mm thick

Weighs 926 grams

Polished Porphyry . PO 122 Polished Beryl weighs 470gramsPO122. Pink porphyry slab, cut and polished on one side. From Mindoolah, Western Australia. Dimensions at widest points approximately 290 mm x 165 mm x 10 mm thick. Weighs 898 grams. 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. The porphyry pictured here has pinkish coloured clinozoisite crystals set in a ground mass of dolerite. The