Polished Porphyry PO 129 Rough rock Dimensions at widest points approximately

Dimensions at widest points approximately 140 mm x 105 mm x 12 mm thick

Dimensions at widest points approximately 200 mm x 125 mm x 8

Dimensions at widest points approximately 120 mm x 85 mm x 85 mm thick

Weighs:  4

Dimensions approximately 150 mm x 110 mm x 90 mm thick

Polished Porphyry PO 129 Rough rock Dimensions at widest points approximatelyPO129. Pink porphyry rock, cut and polished on one side with a rough, natural back and a cut base to sit as a display specimen. From Mindoolah, Western Australia. Dimensions at widest points approximately 110 mm x 90 mm x 45 mm thick. Weighs 620 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