Polished Tiger Iron TI369 stand ups 80 mm x 80 mm

80 mm x 80 mm x 50 mm thick

Dimensions approximately 150 mm x 55 mm x 35 mm thick

Dimensions 110 mm x 50 mm x 9 mm thick

All reasonably uniform in size (roughly 20 - 25 mm diameter}

Polished Tiger Iron TI369 stand ups 80 mm x 80 mmTI369 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 190 mm x 70 mm x 50 mm thick. Weighs: 1,708 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,