Polished Tiger Iron slab TI323 Marramamba From the Ord Ranges near

From the Ord Ranges near Port Hedland

Polished on one side with a cut base to stand on

pale blue cleavelandite and quartz

BM291  Brecciated  Mookaite rock

PU129  Purple Chalcedony slab

Polished Tiger Iron slab TI323 Marramamba From the Ord Ranges nearTI323 Tiger Iron slab, polished on one side. Dimensions at widest points approximately 160 mm x 65 mm x 7. 5 mm thick. Weighs: 211 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.