Polished Tiger Iron TI393 Kumarina Agate Dimensions at widest points approximately

Dimensions at widest points approximately 155 mm x 100 mm x 8

Dimensions at widest points approximately 95 mm x 55 mm x 40 mm thick

polished on one side with a natural back and a cut base to sit on

Weight 586 grams

Dimensions at widest points approximately 170 mm x 95 mm x 55 mm thick

Polished Tiger Iron TI393 Kumarina Agate Dimensions at widest points approximatelyTI393 Tiger Iron rough rock, cut and polished on one side with a rough natural back and a cut base to sit as a display specimen. Dimensions at widest points approximately 90 mm x 80 mm x 25 mm thick. Weighs: 412 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,