Polished Tiger Iron slab TI412 striped jasper Weighs 487 grams

Weighs 487 grams

It weighs 942 grams

Dimensions at widest points approximately 70 mm x 70 mm x 25 mm thick

100 mm x 70 mm x 60 mm

(commonly jaspilitic) which is also intruded by metadoleritic sills

Polished Tiger Iron slab TI412 striped jasper Weighs 487 gramsTI412 Tiger Iron slab, polished on one side. Dimensions at widest points approximately 140 mm x 65 mm x 6. 5 mm thick. Weighs: 155 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.