US$ 24.99
DO174 Dendritic Opal slab
Gaspeite slab
Weighs 834 grams
Dimensions approximately 85 mm x 65 mm x 7 mm thick
TIR134 Tiger Iron rough rock
Polished Tiger Iron slab TI262 chrysoprase DO174 Dendritic Opal slabTI262 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.
US$ 24.99
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