Polished Tiger Iron slab TI356 rare Dimensions approximately 160 mm x

Dimensions approximately 160 mm x 120 mm x 60 mm thick

Weighs 144 grams

PA266  Pilbara Agate rough rock

Dimensions at widest points approximately 75 mm x 55 mm x 11 mm thick

CH423  Chrysoprase  slab polished  on one side

Polished Tiger Iron slab TI356 rare Dimensions approximately 160 mm xTI356 Tiger Iron slab, polished on one side. Dimensions at widest points approximately 350 mm x 190 mm x 9 mm thick. Weighs: 1,379 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.