Polished Tiger Iron slab TI373 Irregully formation Approximate weight of each piece

Approximate weight of each piece is between 98 and 190 grams

Dimensions at widest points approximately 160 mm x 80 mm x 65 mm thick

POP162   Pink Opal rough rock

95 mm x 80 mm x 35 mm thick

From a location south of Kalgoorlie in the Eastern Goldfields of Western Australia

Polished Tiger Iron slab TI373 Irregully formation Approximate weight of each pieceTI373 Tiger Iron slab, polished on one side. Dimensions at widest points approximately 160 mm x 110 mm x 7 mm thick. Weighs: 363 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.