Polished Tiger Iron slab TI337 rare agate Dimensions approximately 150mm x 110mm

Dimensions approximately 150mm x 110mm x 10mm thick

WAT105  Tumble polished Wyloo Agate

Weighs 342 grams

TI331   Tiger Iron rough rock

Pilbaria perplexa from the Proterozoic "Duck Creek Dolomite"

Polished Tiger Iron slab TI337 rare agate Dimensions approximately 150mm x 110mmTI337 Tiger Iron slab, polished on one side. Dimensions at widest points approximately 140 mm x 100 mm x 8 mm thick. Weighs: 310 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.