Polished Tiger Iron slab TI352 Marra Mamba Tiger Eye Prehnite rough rock

Prehnite rough rock

Thickness is slightly tapering  6 - 8 mm thick

Dimensions at widest points approximately 135 mm x 80 mm x 10

From Nullagine in the Pilbara region of Western Australia

SU162 Sunset Jasper slab

Polished Tiger Iron slab TI352 Marra Mamba Tiger Eye Prehnite rough rockTI352 Tiger Iron slab, polished on one side. Dimensions at widest points approximately 155 mm x 90 mm x 7. 3 mm thick. Weighs: 304 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.