Polished Tiger Iron slab TI286 peanut wood 180 mm high x 200

180 mm high x 200 mm wide x 75 mm

Each piece approximately 3 - 4 cm at widest points

Weighs 675 grams

270 mm x 110 mm x 60 mm thick

100 mm x 90 mm x 30 mm thick

Polished Tiger Iron slab TI286 peanut wood 180 mm high x 200TI286 Tiger Iron slab, polished on one side . Dimensions at widest points approximately 200 mm x 65 mm wide x 8. 5 mm thick. Weighs: 343 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.