Polished Tiger Iron slab TI299 crystophase Mookaite cut and polished on

Mookaite cut and polished on one side with a rough natural back

Weight of both is 460 grams

The stone from this deposit was last mined more than 30 years ago

Weighs 786 grams

It weighs 319 grams

Polished Tiger Iron slab TI299 crystophase Mookaite cut and polished onTI299 Tiger Iron slab, polished on one side. Amazing folding ! Dimensions at widest points approximately 120 mm x 100 mm wide x 6 mm thick. Weighs: 170 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.