Polished Tiger Iron display specimen TI330 alcheringa narrina 280 mm x 85 mm

280 mm x 85 mm x 10 mm thick

120 mm x 70 mm x 45 mm thick

Weighs 145 grams

Approximate dimensions at widest points 170 mm  x 75 mm  x 55 mm thick

Dimensions approximately 100 mm x 85 mm x 8 mm thick

Polished Tiger Iron display specimen TI330 alcheringa narrina 280 mm x 85 mmTI330 Tiger Iron rough rock, cut and polished on one side with a rough natural back and a cut base to stand as a display specimen. Dimensions at widest points approximately 225 mm x 90 mm x 45 mm thick. Weighs: 1,810 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