Polished Tiger Iron TI386 Tiger Eye polished Superb museum quality specimen

Superb museum quality specimen

Weighs 297 grams

CO112  DeGrussa copper ore slab

CH427  Chrysoprase nodule

cut and polished on one side with natural weathered back

Polished Tiger Iron TI386 Tiger Eye polished Superb museum quality specimenTI386 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 160 mm x 70 mm x 40 mm thick. Weighs: 1,085 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,