Polished Tiger Iron slab TI368 black jasper Dimensions at widest points approximately

Dimensions at widest points approximately 140 mm x 110 mm x 8 mm thick

PC120  Chalcedony/chrysoprase rough rock

Tumble polished Snakeskin Jasper

Approximate weight of each piece is between 53 and 125 grams

Weighs 670 grams

Polished Tiger Iron slab TI368 black jasper Dimensions at widest points approximatelyTI368 Tiger Iron slab, polished on one side. Dimensions at widest points approximately 290 mm x 170 mm x 9 mm thick. Weighs: 1,182 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.