Polished Tiger Iron TI307 pilbara agate Approximate dimensions at widest points

Approximate dimensions at widest points 100 mm  x 70 mm  x 40 mm thick

KA140   Kumarina Agate

Large reserves of this stone occur in Western Australia

110 mm x 95 mm x 8 mm thick and weighs 158 grams

Polished Tiger Iron TI307 pilbara agate Approximate dimensions at widest pointsTI307 Tiger Iron rough rock, cut and polished on one side with a natural rough back. Incredible folds in this piece ! Dimensions at widest points approximately 190 mm x 100 mm wide x 50 mm thick. Weighs: 1,807 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