Polished Tiger Iron slab TI375 ashburton agate Weighs 422 grams

Weighs  422 grams

Dimensions approximately 90 mm x 70 mm x 5 mm thick

Dimensions at widest points approximately 90 mm x 65 mm x 60 mm thick

Weighs 535 grams

OG206   Polished orbicular granite with natural rough back

Polished Tiger Iron slab TI375 ashburton agate Weighs 422 gramsTI375 Tiger Iron slab, polished on one side. Large, museum quality geological specimen displaying folding ! Dimensions at widest points approximately 330 mm x 260 mm x 18. 5 mm thick. Weighs: 4,274 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