Polished Tiger Iron slab TI378 stand-up Dimensions at widest points approximately

Dimensions at widest points approximately 170 mm x 120 mm x 6 mm thick

Weighs 546 grams

most commonly the green chromiferous muscovite mica

Dimensions at widest points approximately 170 mm x 90 mm x 90 mm thick

Polished Tiger Iron slab TI378 stand-up Dimensions at widest points approximatelyTI378 Tiger Iron slab, polished on one side. Unusual specimen from a strongly weathered section of the outcrop. Dimensions at widest points approximately 190 mm x 120 mm x 15 mm thick. Weighs: 730 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