Polished Tiger Iron slab TI284 #peanut wood Cut on one side

Cut on one side

Dimensions at widest points approximately 170 mm x 110 mm x 80 mm thick

Weighs 838 grams

The interesting cylindrical cavity is all that remains of a fossil belemnite which were a squid-like creature with a tapering torpedo or bullet shaped body

Polished Tiger Iron slab TI284 #peanut wood Cut on one sideTI284 Tiger Iron slab, polished on one side . Dimensions at widest points approximately 180 mm x 110 mm wide x 8 mm thick. Weighs: 351 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.