Polished Tiger Iron TI379 toredo Dimensions at widest points approximately

Dimensions at widest points approximately 130 mm x 95 mm x 6

Approximate dimensions at widest points 120 mm  x 70 mm  x 25 mm thick

OG215   A matching pair of polished Orbicular Granite halves with natural rough backs

180 mm x 70 mm x 11 mm

Dimensions at widest points approximately 155 mm x 120 mm x 12 mm thick

Polished Tiger Iron TI379 toredo Dimensions at widest points approximatelyTI379 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 80 mm x 35 mm thick. Weighs: 1,283 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,