US$ 149.50
DO163 Dendritic Opal slab
OG198 Polished orbicular granite with natural rough back
Dimensions approximately 140 mm x 75 mm x 7
Sits nicely as a display specimen
Polished Tiger Iron slab TI343 Polished dendritic opal DO163 Dendritic Opal slabTI343 Tiger Iron slab, polished on one side. Dimensions at widest points approximately 100 mm x 70 mm x 7 mm thick. Weighs: 134 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$ 149.50
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