Polished Tiger Iron slab TI364 stripey jasper Under shortwave UV light it

Under shortwave UV light it fluoresces a deep red colour

130 mm x 85 mm x 40 - 45 mm thick

Dimensions at widest points approximately 210 mm x 160 mm x 100 mm thick

Weighs:  299 grams

Polished Tiger Iron slab TI364 stripey jasper Under shortwave UV light itTI364 Tiger Iron slab, polished on one side. Dimensions at widest points approximately 140 mm x 105 mm x 7 mm thick. Weighs: 262 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.