Polished Tiger Iron slab TI280 picture jasper Dimensions at widest points approximately

Dimensions at widest points approximately 55 mm  x 50 mm wide x 5 mm thick

Weighs 365 grams

Dimensions at widest points approximately 200 mm x 100 mm x 40 mm thick

From our mining lease on Ninghan Station in the Midwest region of Western Australia

CH433  Chrysoprase nodule

Polished Tiger Iron slab TI280 picture jasper Dimensions at widest points approximatelyTI280 Tiger Iron slab, polished on one side . Dimensions at widest points approximately 120 mm x 55 mm wide x 8 mm thick. Weighs: 139 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.