Polished Tiger Iron TI383 Brecciated Mookaite PRT117 Tumble polished Prehnite from

PRT117  Tumble polished Prehnite from Western Australia

Weighs 135 grams

140 mm x 90 mm x 8 mm thick

TIR163 Tiger Iron rough rock

Dimensions at widest points approximately 80 mm x 90 mm x 60 mm thick

Polished Tiger Iron TI383 Brecciated Mookaite PRT117 Tumble polished Prehnite fromTI383 Tiger Iron rough rock, cut and polished on one side with a rough natural back. Dimensions at widest points approximately 120 mm x 65 mm x 35 mm thick. Weighs: 639 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.