Polished Tiger Iron slab TI313 picture jasper Dimensions at widest points approximately

Dimensions at widest points approximately 90 mm x 75 mm x 8 mm thick

54 pieces of rough Mookaite

Dimensions at widest points are approximately 105 mm x 85 mm x 55 mm

100 mm x 65 mm x 18 mm thick

Coarse and fine gold is seemingly related to higher concentrations of pyrite within a 200 metre sequence of poorly-stratified

Polished Tiger Iron slab TI313 picture jasper Dimensions at widest points approximatelyTI313 Tiger Iron slab, polished on one side. Dimensions at widest points approximately 195 mm x 140 mm x 8 mm thick. Weighs: 646 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.