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Amethyst crystals
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Amethyst crystals
Amethyst crystals in a geode slice. Amethyst is a variety of quartz (silicon dioxide), the most abundant mineral in the Earths crust. The purple colour is caused by impurities of iron or manganese. Amethyst is found in Europe, the Americas and Africa, with the finest specimens occurring in Mexico and South America. Amethyst is popular amongst jewellers and mineral collectors
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Media ID 6340439
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Amethyst Cross Section Crystal Crystals Earth Science Gem Stone Geode Geological Hole Impure Impurities Mineral Mineralogy Purple Quartz Silica Silicate Silicon Dioxide Slice Type Variety
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