Polished Tiger Iron slab TI298 Green Opal Weighs 145 grams

Weighs 145 grams

Dimensions approximately 180mm x 130mm x approx  9mm thick

Dimensions approximately 140 mm x 60 mm x 11 mm thick

Dimensions at widest points approximately 200 mm  x 65 mm wide x 8

Polished Tiger Iron slab TI298 Green Opal Weighs 145 gramsTI298 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.