Polished Tiger Iron slab TI311 magnesite Dimensions at widest points approximately

Dimensions at widest points approximately 130 mm x 110 mm x 45 mm thick

PU126  Purple Chalcedony slab

Weighs 248 grams

Weight is 395 grams

390 mm x 120 mm  x 22 mm

Polished Tiger Iron slab TI311 magnesite Dimensions at widest points approximatelyTI311 Tiger Iron slab, polished on one side. Amazing folding ! Dimensions at widest points approximately 125 mm x 100 mm x 6 mm thick. Weighs: 206 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.