Polished Tiger Iron slab TI262 agate VV108 Vivianite nodule cut in

VV108  Vivianite nodule cut in half with face polished

Dimensions approximately 65mm x 60mm x 9mm thick

From the Miraflores Formation

Dimensions at widest points approximately 145 mm x 80 mm and 9 mm thick

Excellent display piece

Polished Tiger Iron slab TI262 agate VV108 Vivianite nodule cut inTI262 Tiger Iron slab, cut and polished on one side. Dimensions at widest points approximately 150 mm x 90 mm wide x 9 mm thick. Weighs: 317 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.