Polished Tiger Iron slab TI337 polished crazy lace Dimensions at widest points of

Dimensions at widest points of each half approx

100 mm x 70 mm x 50 mm thick

Dimensions at widest points approximately 150 mm x 95 mm x 40 mm thick

Weight is 581 grams

Weight  is 405 grams

Polished Tiger Iron slab TI337 polished crazy lace Dimensions at widest points ofTI337 Tiger Iron slab, polished on one side. Dimensions at widest points approximately 140 mm x 100 mm x 8 mm thick. Weighs: 310 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.