Polished Tiger Iron slab TI312 polished magneprase Dimensions at widest points approximately

Dimensions at widest points approximately 70 mm x 45 mm x 30 mm thick

It weighs 206 grams

BJ122 Polished "Black Jade" A trade name for metamorphosed magnesian tholeiite (basalt)

Dimensions at widest points approximately 105 mm x 50 mm x 20 mm thick

cherry pink

Polished Tiger Iron slab TI312 polished magneprase Dimensions at widest points approximatelyTI312 Tiger Iron slab, polished on one side. Dimensions at widest points approximately 125 mm x 105 mm x 6. 5 mm thick. Weighs: 233 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.