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水铵长石[Buddingtonite] [2005-8-24]
iamet 发表在 ℃〖化学〗
| | The mineral NH4AlSi3O8 which often forms in regions of hydrothermal circulation. Because the same process also concentrated Ag and Au, buddingtonite is used to prospect for gold. |
学好数理化，走遍天下都不怕！ | |
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