Polished Tiger Iron slab TI287 Marra Mamba Tiger Eye no thicker than 250mm that

no thicker than 250mm that cross cuts the Weeli Wolli formation

Weighs 439 grams

Weighs 702 grams

110 mm x 95 mm x 8 mm thick and weighs 158 grams

Approximate dimensions at widest points 135 mm  x 45 mm  x 35 mm thick

Polished Tiger Iron slab TI287 Marra Mamba Tiger Eye no thicker than 250mm thatTI287 Tiger Iron slab, polished on one side . Dimensions at widest points approximately 130 mm x 120 mm wide x 11 mm thick. Weighs: 409 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.