Polished Tiger Iron slab TI266 rock block Dimensions at widest points approximately

Dimensions at widest points approximately 180 mm x 90 mm x 11 mm thick

Also called Lemon or Citron Chrysoprase

OJ161  A rough rock

has now been largely altered to hematite

210 mm x 120 mm x 60 mm thick

Polished Tiger Iron slab TI266 rock block Dimensions at widest points approximatelyTI266 Tiger Iron slab, cut and polished on one side. Dimensions at widest points approximately 125 mm x 65 mm wide x 6 mm thick. Weighs: 108 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.