Polished Tiger Iron slab TI285 quartz Dimensions approx

Dimensions approx

Weight is 509 grams

Dimensions at widest points approximately 80 mm x 80 mm x 8

Dimensions approximately 140 mm x 80 mm x 75 mm thick

It comes from a different locality about 170 kilometres from the well known Brockman/ Marra Mamba tiger eye

Polished Tiger Iron slab TI285 quartz Dimensions approxTI285 Tiger Iron slab, polished on one side . Dimensions at widest points approximately 135 mm x 105 mm wide x 10 mm thick. Weighs: 356 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.