Description
Large reserves of this stone occur in Western Australia
The porphyry pictured here has pinkish coloured clinozoisite crystals set in a ground mass of dolerite
Weighs 146 grams
120 mm x 90 mm x 70 mm
CLA230 A slab
Polished Tiger Iron TI206 rock blocks Large reserves of this stoneTI206 Tiger Iron rough rock, cut and polished on one side with a natural back. Dimensions at widest points approximately 110 mm x 40 mm wide x 30 mm thick. Weighs: 245 grams From the Cleaverville Formation, Ord Ranges near Port Hedland, Western Australia. Age is over 3 billion years. Tiger iron is a banded iron formation (BIF) or jaspilite that has alternating layers of black and brown hematite magnetite, red jasper and chatoyant golden tiger eye.