Polished Tiger Iron slab TI304 asperia ashburtonia 180 mm x 85 mm

180 mm x 85 mm  x 13 mm

Dimensions approximately 380 mm x 230 mm x 21 mm thick

Weighs 190 grams

Dimensions at widest points approximately 100 mm x 60 mm x 40 mm thick

Dimensions approximately 100 mm x 90 mm x 80 mm thick

Polished Tiger Iron slab TI304 asperia ashburtonia 180 mm x 85 mmTI304 Tiger Iron slab, polished on one side. Dimensions at widest points approximately 185 mm x 160 mm x 8 mm thick. Weighs: 562 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.