Polished Tiger Iron slab TI347 beryl Dimensions at widest points approximately

Dimensions at widest points approximately 280 mm  x 170 mm x 10 mm thick

Dimensions at widest points approximately 245 mm x 200 mm x 13

TI266   Tiger Iron slab

Weighs 791 grams

It occurs in the Proterozoic Mount Bruce Supergroup which is part of the Fortescue Group with an age of approx

Polished Tiger Iron slab TI347 beryl Dimensions at widest points approximatelyTI347 Tiger Iron slab, polished on one side. Dimensions at widest points approximately 240 mm x 160 mm x 10 mm thick. Weighs: 962 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.