Polished Tiger Iron slab TI262 chrysoprase Dimensions at widest points approximately

Dimensions at widest points approximately 100 mm x 75 mm x 40 mm thick

Dimensions approximately 85 mm x 85 mm x 70 mm thick

SD157 Stromatolitic Dolomite slab

Weighs 149 grams

Weighs 834 grams

Polished Tiger Iron slab TI262 chrysoprase Dimensions at widest points approximatelyTI262 Tiger Iron slab, cut and polished on one side. Dimensions at widest points approximately 150 mm x 90 mm wide x 9 mm thick. Weighs: 317 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.