US$ 75.00
Oldest agates on Earth
Weight is 1
Weight 332 grams
190 mm x 90 mm x 10 mm thick
Weighs 903 grams
Polished Tiger Iron slab TI220 Rhodonite Oldest agates on EarthTI220 Tiger Iron slab, cut and polished on one side. Dimensions at widest points approximately 55 mm x 50 mm wide x 5 mm thick. Weighs: 44 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.
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