Polished Tiger Iron slab TI272 polished prehnite Dimensions at widest points approximately

Dimensions at widest points approximately 150 mm x 120 mm x 10 mm thick

This material is VERY rare

Can stand as a display specimen

145 mm x 75 mm  x 55 mm

Dimensions at widest points approximately 200 mm x 110 mm x 50 mm thick

Polished Tiger Iron slab TI272 polished prehnite Dimensions at widest points approximatelyTI272 Tiger Iron slab, polished on one side . Dimensions at widest points approximately 90 mm x 40 mm wide x 7 mm thick. Weighs: 66 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.