Polished Tiger Iron TI306 polished snakeskin jasper DO178 Dendritic Opal slab polished

DO178  Dendritic Opal slab polished on one side

SU173  Sunset Jasper slab

Weighs 173 grams

Dimensions at widest points approximately 160 mm x 105  mm x 9

Dundas region

Polished Tiger Iron TI306 polished snakeskin jasper DO178 Dendritic Opal slab polishedTI306 Tiger Iron rough rock, cut and polished on one side with a natural rough back. Dimensions at widest points approximately 160 mm x 50 mm wide x 35 mm thick. Weighs: 588 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