Polished Tiger Iron slab TI352 mookaite 90 mm x 80 mm

90 mm x 80 mm x 20 mm thick

It weighs 132 grams

Dimensions at widest points approximately 90 mm x 50 mm x 40 mm thick

This is a mix of pink opal and chalcedony

Dimensions at widest points are approximately 130 mm x 90 mm x 40 mm

Polished Tiger Iron slab TI352 mookaite 90 mm x 80 mmTI352 Tiger Iron slab, polished on one side. Dimensions at widest points approximately 155 mm x 90 mm x 7. 3 mm thick. Weighs: 304 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.