Polished Tiger Iron TI366 Polished slab. Dimensions at widest points approximately

Dimensions at widest points approximately 175 mm x 75 mm x 9 mm thick

Dimensions at widest points approximately 290 mm  x 200 mm x 9 mm thick

Weighs 933 grams

Dimensions at widest points approximately 140 mm x 70 mm x 30 mm thick

Dimensions at widest points approximately 130 mm x 100 mm x 85 mm thick

Polished Tiger Iron TI366 Polished slab. Dimensions at widest points approximatelyTI366 Tiger Iron rough rock, cut and polished on one side with a rough natural back. Dimensions at widest points approximately 170 mm x 70 mm x 30 mm thick. Weighs: 802 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.