Polished Porphyry . PO 122 Polished Beryl With a cut base to

With a cut base to stand up as a display piece

Dimensions approximately 220mm x 110mm x 6mm thick

Dimensions approximately 135 mm x 90 mm x 9

From  Wundowie

Polished Porphyry . PO 122 Polished Beryl With a cut base toPO122. 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