Polished Tiger Iron slab TI372 chalcedony Dimensions at widest points approximately

Dimensions at widest points approximately 110 mm x 60 mm x 50 mm thick

cut and polished on one side with  a cut base to stand on

Variscite in matrix

Dimensions at widest points approximately 120 mm  x 90 mm wide x 8 mm thick

Polished Tiger Iron slab TI372 chalcedony Dimensions at widest points approximatelyTI372 Tiger Iron slab, polished on one side. Dimensions at widest points approximately 105 mm x 90 mm x 10. 5 mm thick. Weighs: 285 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.