Bi
This sample of bismuth is displayed in the Smithsonian Museum of Natural History. Bismuth is one of the few elements that can be found in pure form as natural minerals. The sample at left is about 18x18 cm and is from Carmen mine, Huayna, Potosi', Bolivia. It is described as bismuth with bismuthinite.
这个铋样品陈列在史密森尼自然历史博物馆中。铋是少数几种可以以纯矿物形式自然存在的元素之一。左上方的样品尺寸约为18x18厘米,来自玻利维亚波托西的库曼矿。该样品被描述为“铋伴生铋矿”。
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