Polished Tiger Iron slab TI277 brecciated OG173 Orbicular granite slab polished

OG173   Orbicular granite slab polished on one side

Weighs 345 grams

Dimensions at widest points approximately 95 mm x 45 mm x 35 mm thick

Dimensions at widest points approximately 130 mm x 95 mm x 70 mm thick

KA126  Kumarina Agate rough rock

Polished Tiger Iron slab TI277 brecciated OG173 Orbicular granite slab polishedTI277 Tiger Iron slab, polished on one side . Dimensions at widest points approximately 155 mm x 80 mm wide x 8 mm thick. Weighs: 299 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.