Polished Tiger Iron slab TI297 tube agate 70 mm x 55 mm

70 mm x 55 mm  x 19 mm

Dimensions at widest points approximately 120 mm x 80 mm x 10 mm thick

Dimensions approximately 110 mm x 110 mm x 80 mm thick

130 mm x 100 mm x 45 mm thick

Dimensions at widest point approximately 135 mm x 90 mm x 9 mm

Polished Tiger Iron slab TI297 tube agate 70 mm x 55 mmTI297 Tiger Iron slab, polished on one side. Dimensions at widest points approximately 90 mm x 65 mm wide x 7 mm thick. Weighs: 102 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.