Polished Tiger Iron TI366 mookalite SU159 Sunset Jasper rough rock

SU159  Sunset Jasper rough rock

Dimensions at widest points approximately 150 mm x 80 mm x 10

Weighs:  233 grams

Fossil stromatolite rough rock

Polished Tiger Iron TI366 mookalite SU159 Sunset Jasper rough rockTI366 Tiger Iron rough rock, cut and polished on one side with a rough natural back. Dimensions at widest points approximately 170 mm x 70 mm x 30 mm thick. Weighs: 802 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.