Polished Tiger Iron slab TI390 sskin Dimensions at widest points approximately

Dimensions at widest points approximately 80 mm x 50 mm x 32 mm thick

95 mm x 60 mm x 40 mm thick

Dimensions at widest points approximately 160 mm x 135 mm x 18 mm thick

Weighs  260 grams

Weighs 207 grams

Polished Tiger Iron slab TI390 sskin Dimensions at widest points approximatelyTI390 Tiger Iron slab, polished on one side. Dimensions at widest points approximately 210 mm x 70 mm x 7. 5 mm thick. Weighs: 288 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.