Polished Tiger Iron slab TI298 Green Opal Dimensions approximately 140 mm x

Dimensions approximately 140 mm x 60 mm x 11 mm thick

Dimensions at widest points approximately 110 mm  x 110 mm wide x 40 mm thick

Weighs 699 grams

Dimensions approx

Polished Tiger Iron slab TI298 Green Opal Dimensions approximately 140 mm xTI298 Tiger Iron slab, polished on one side. Dimensions at widest points approximately 120 mm x 40 mm wide x 6 mm thick. Weighs: 80 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.