Polished Tiger Iron slab TI334 annular rings Dimensions at widest points approximately

Dimensions at widest points approximately 375 mm x 240 mm x 15

140 mm x 100 mm x 35 mm thick

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Polished Tiger Iron slab TI334 annular rings Dimensions at widest points approximatelyTI334 Tiger Iron slab, polished on one side. Dimensions at widest points approximately 130 mm x 100 mm x 8 mm thick. Weighs: 308 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.