Polished Tiger Iron TI281

TI281   Tiger Iron rough rock, cut and polished on one side with a natural rough back.

Dimensions at widest points approximately 160 mm  x 80 mm wide x 40 mm thick.

Weighs:  1,380 grams

From the Cleaverville Formation, Ord Ranges near Port Hedland, Western Australia. Age is over 3 billion years.

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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.