Polished Tiger Iron slab TI407 prehnite Approximate dimensions at widest points

Approximate dimensions at widest points 100 mm  x 80 mm  x 50 mm thick

Dimensions approximately 100 mm x 75 mm x 8 mm thick

cut and polished on one side with a cut back and flat base to stand on

Dimensions at widest points approximately 130 mm x 100 mm x 70 mm thick

Polished Tiger Iron slab TI407 prehnite Approximate dimensions at widest pointsTI407 Tiger Iron slab, polished on one side. Dimensions at widest points approximately 330 mm x 170 mm x 11 mm thick. Weighs: 1,548 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.