Polished Tiger Iron slab TI318 Kumarina KA139 Kumarina Agate

KA139   Kumarina Agate

PG125  Pegmatite slab

It weighs 206 grams

Dimensions at widest points approximately 115 mm x 100 mm

Dimensions at widest points approximately 150 mm x 110 mm x 11

Polished Tiger Iron slab TI318 Kumarina KA139 Kumarina AgateTI318 Tiger Iron slab, polished on one side. Dimensions at widest points approximately 150 mm x 100 mm x 6. 4 mm thick. Weighs: 243 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.