Polished Tiger Iron slab TI305 brecciated quartz and a small amount

quartz and a small amount of red rubellite

BM306  Brecciated  Mookaite slab

Dimensions at widest points approximately 110 mm x 110 mm x 4

Approximate dimensions at widest points 100 mm  x 70 mm  x 40 mm thick

Dimensions at widest points approximately 120 mm x 65 mm x 8 mm thick

Polished Tiger Iron slab TI305 brecciated quartz and a small amountTI305 Tiger Iron slab, polished on one side. Amazing folding ! Dimensions at widest points approximately 150 mm x 95 mm x 12 mm thick. Weighs: 456 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.