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Approximate dimensions at widest points 100 mm x 70 mm x 55 mm thick
Dimensions at widest points approximately 160 mm x 80 mm x 65 mm thick
Dimensions at widest points approximately 130 mm x 120 mm x 65 mm thick
SPF123 Fossil stromatolite polished on one side with natural weathered exterior
Polished Tiger Iron slab TI322 purple chalcedony Approximate dimensions at widest pointsTI322 Tiger Iron slab, polished on one side. Dimensions at widest points approximately 95 mm x 75 mm x 8. 5 mm thick. Weighs: 157 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.
