Polished Tiger Iron slab TI317 green stones 5 mm thick at widest

5 mm thick at widest points

Dimensions at widest points approximately 165 mm x 70 mm x 14 mm thick

135 mm x 110 mm x 10 mm thick and weighs 295 grams

Weighs:  66 grams

Dimensions at widest points approximately 80 mm x 70 mm

Polished Tiger Iron slab TI317 green stones 5 mm thick at widestTI317 Tiger Iron slab, polished on one side. Dimensions at widest points approximately 110 mm x 55 mm x 6 mm thick. Weighs: 107 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.