Polished Tiger Iron slab TI417 Polished slab. Dimensions at widest points approximately

Dimensions at widest points approximately 160 mm x 160 mm x 13

Weight  is 928 grams

OG188   A matching pair of polished Orbicular Granite halves with natural rough backs

120 mm x 75 mm x 25 mm thick

PA265  Pilbara Agate rough rock

Polished Tiger Iron slab TI417 Polished slab. Dimensions at widest points approximatelyTI417 Tiger Iron slab, polished on one side. Dimensions at widest points approximately 210 mm x 110 mm x 9 mm thick. Weighs: 450 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.