Polished Tiger Iron TI379 slab Dimensions at widest points approximately

Dimensions at widest points approximately 140 mm x 110 mm x 75 mm thick

Dimensions at widest points approximately 220 mm x 150 mm x 50 mm thick

155 mm x 100 mm x 6 mm thick

Total weight 640 grams

Polished Tiger Iron TI379 slab Dimensions at widest points approximatelyTI379 Tiger Iron rough rock, cut and polished on one side with a rough natural back and a cut base to sit as a display specimen. Dimensions at widest points approximately 190 mm x 80 mm x 35 mm thick. Weighs: 1,283 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,