Polished Tiger Iron slab TI212 polished jasper 265 mm x 220 mm

265 mm x 220 mm x 14 mm thick

It weighs 120 grams

60 mm x 35 mm  x 30 mm

from the Proterozoic "Duck Creek Dolomite"

Dimensions approximately 145mm x 75mm x 8mm thick

Polished Tiger Iron slab TI212 polished jasper 265 mm x 220 mmTI212 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.