Bismuth crystal

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Bismuth Iridescence | by cobalt123 Facebook Background, Bismuth Crystal, Crystal Castle, Geology Rocks, Pretty Rocks, Beautiful Stones, Cool Rocks, Beautiful Rocks, Mineral Stone

Best viewed large to see how these crystals formed. The crystals grow by expanding when the mineral is heated and then cooled. It is called a "hopper mineral' for the structural pattern of crystals. Third of 5 images in a row of the mineral bismuth, a metal that has some radioactivity and is often laboratory-grown to produce such large crystals. This specimen is about 2" across. In different light it will catch rainbow colors. See the links below for fascinating information about bismuth and…

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Bismuth Metal, Bismuth Crystal, Crystal Rainbow, Crystals For Sale, Rough Crystal, Crystal Crafts, Minerals And Gemstones, Rocks And Gems, Gems And Minerals

1pc Bismuth Crystal Mineral Length Size: 1 - 1 1/4", Weight 1 - 1.5 Ounce(30-40g)/PC. Each Stone is unique and will vary in shape, size and appearance, You will receive ones similar to the image shown. About Bismuth, Amazing patterns of stair steps,do not occur in nature. These man-made crystals are grown from molten bismuth in a laboratory. As the bismuth melt is super-cooled, the atoms arrange to create an interesting triagonal crystal structure. The iridescent rainbow of colors is caused…

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