Polished Tiger Iron slab TI355 picture jasper (Roughly 20 - 25 mm

(Roughly 20 - 25 mm diameter)

Dimensions: approximately 115 mm high x 75 mm x  45 mm thick

Dimensions at widest points approximately 170 mm x  125 mm x 30 mm thick

Dimensions at widest points approximately 110 mm  x 110 mm x 6 mm thick

Polished Tiger Iron slab TI355 picture jasper (Roughly 20 - 25 mmTI355 Tiger Iron slab, polished on one side. Dimensions at widest points approximately 260 mm x 170 mm x 12 mm thick. Weighs: 1,504 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.