Polished Tiger Iron slab TI261 polished prehnite Dimensions at widest points approximately

Dimensions at widest points approximately 110 mm x 75 mm x 50 mm thick

CH426  Chrysoprase nodule

Weighs 282 grams

Unusual colouration caused by natural iron oxide weathering

From our mining claim at Mooka Creek close to the Kennedy Ranges

Polished Tiger Iron slab TI261 polished prehnite Dimensions at widest points approximatelyTI261 Tiger Iron slab, cut and polished on one side. Dimensions at widest points approximately 140 mm x 90 mm wide x 8 mm thick. Weighs: 227 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.