Polished Tiger Iron TI341 black conglomerate Dimensions at widest points approximately

Dimensions at widest points approximately 130 mm x 70 mm x 7 mm thick

OJ176  A slab

Dimensions at widest points approximately 90 mm x 85 mm x 7 mm thick

105 mm x 75 mm x 7 mm thick

65 mm x 45 mm x 20 mm

Polished Tiger Iron TI341 black conglomerate Dimensions at widest points approximatelyTI341 Tiger Iron rough rock, cut and polished on one side with a rough natural back. Dimensions at widest points approximately 95 mm x 60 mm x 45 mm thick. Weighs: 378 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.