Polished Tiger Iron slab TI316 Noreena Jasper OG149 Polished orbicular granite with

OG149   Polished orbicular granite with natural rough back

Dimensions at widest points approximately 220 mm x175 mm x 50 mm thick

Weight of both is 1

RH255  A slab

Dimensions at widest points approximately 65 mm x 40 mm x 20 mm thick

Polished Tiger Iron slab TI316 Noreena Jasper OG149 Polished orbicular granite withTI316 Tiger Iron slab, polished on one side. Dimensions at widest points approximately 210 mm x 80 mm x 6 mm thick. Weighs: 250 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.