Polished Tiger Iron slab TI358 Marramamba Dimensions at widest points approximately

Dimensions at widest points approximately 175 mm x 65 mm and 45 mm thick

Weighs 933 grams

90 mm x 75 mm x 30 - 45 mm thick

Weighs 503 grams

50 - 90 mm diameter and weigh between 160 - 390 grams each

Polished Tiger Iron slab TI358 Marramamba Dimensions at widest points approximatelyTI358 Tiger Iron slab, polished on one side. Dimensions at widest points approximately 190 mm x 120 mm x 6. 3 mm thick. Weighs: 344 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.