Polished Tiger Iron slab TI390 beryl Dimensions at widest points approximately

Dimensions at widest points approximately 180 mm  x 105 mm x 7 mm thick

Weighs 797 grams

Dimensions approximately 165 mm x 150 mm x 150 mm thick

PC116 Chalcedony/chrysoprase slab

Dimensions at widest points approximately 80 mm x 60 mm x 11 mm thick

Polished Tiger Iron slab TI390 beryl Dimensions at widest points approximatelyTI390 Tiger Iron slab, polished on one side. Dimensions at widest points approximately 210 mm x 70 mm x 7. 5 mm thick. Weighs: 288 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.