Polished Tiger Iron display specimen TI330 Marra Mamba Weighs 270 grams

Weighs 270 grams

Dimensions at widest points approximately 220 mm x 140  mm x 10 mm thick

Approximate weight of each piece is between 139 and 229 grams

B217  Black Jasper Conglomerate slab

From Nullagine in the Pilbara region of Western Australia

Polished Tiger Iron display specimen TI330 Marra Mamba Weighs 270 gramsTI330 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