Polished Tiger Iron slab TI284 #peanut wood LCC102 Lime Magnesite cabochon

LCC102 Lime Magnesite cabochon

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

Dimensions at widest points approximately 120 mm high x 100 mm  x 55 mm thick

Weight is 233 grams

Weighs 365 grams

Polished Tiger Iron slab TI284 #peanut wood LCC102 Lime Magnesite cabochonTI284 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.