Polished Tiger Iron slab TI212 petrified wood Dimensions approximately 150 mm x

Dimensions approximately 150 mm x 110 mm x 7 mm thick

Weighs 434 grams

Dimensions at widest points approximately 150 mm x 70 mm x 50 mm thick

Weighs 862 grams

Big palm stone

Polished Tiger Iron slab TI212 petrified wood Dimensions approximately 150 mm xTI212 Tiger Iron slab, cut and polished on one side. Dimensions at widest points approximately 110 mm x 100 mm wide x 6. 5 mm thick. Weighs: 208 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.