Polished Tiger Iron slab TI385 dup-review-publication Dimensions at widest points approximately

Dimensions at widest points approximately 200 mm high x 170 mm wide x 80 mm thick

140 mm x 100 mm  x 9 mm

Dimensions at widest points approximately 200 mm

AMU112   Amethyst geode portion from Artigas

Polished Tiger Iron slab TI385 dup-review-publication Dimensions at widest points approximatelyTI385 Tiger Iron slab, polished on one side. Dimensions at widest points approximately 190 mm x 135 mm x 7 mm thick. Weighs: 410 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.