Polished Tiger Iron slab TI346 peanut Dimensions at widest points approximately

Dimensions at widest points approximately 120 mm x 60 mm x 50 mm thick

Dimensions at widest points approximately 135 mm x 65 mm x 19 mm thick

Kaolinite has unusual reddish hue in this piece

MK517   Mookaite

Polished Tiger Iron slab TI346 peanut Dimensions at widest points approximatelyTI346 Tiger Iron slab, polished on one side. Dimensions at widest points approximately 200 mm x 165 mm x 7. 5 mm thick. Weighs: 607 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.