Polished Tiger Iron TI308 asperia ashburtonia 90 mm x 75 mm

90 mm x 75 mm x 30 - 45 mm thick

"Stripey Snakeskin" for obvious reasons

NJ430 Noreena Jasper Rock Block

Approximate dimensions at widest points 90 mm long  x 65 mm  x 45 mm thick

Polished Tiger Iron TI308 asperia ashburtonia 90 mm x 75 mmTI308 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 110 mm wide x 60 mm thick. Weighs: 1,853 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