Polished Tiger Iron TI327 rock blocks POP186 Brecciated Pink Opal rough

POP186   Brecciated Pink Opal rough rock

Dimensions at widest points approximately 180 mm x 65 mm x 13 mm thick

Fossil stromatolite slab

Dendritic Mookaite slab

Dimensions at widest points approximately 190 mm x 120 mm and 50 mm thick

Polished Tiger Iron TI327 rock blocks POP186 Brecciated Pink Opal roughTI327 Tiger Iron rough rock, cut and polished on one side with a rough natural back. Dimensions at widest points approximately 130 mm x 65 mm x 35 mm thick. Weighs: 590 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.