Na3AlF6
Na₃AlF₆
This sample of cryolite is displayed in the Smithsonian Museum of Natural History. Cryolite is a fluoride of sodium and aluminum with the composition Na3AlF6. The sample at left is about 15 cm across and is from Ivigtut, Greenland. This sample is described as cryolite with siderite.
这个冰晶石样本陈列在史密森尼自然历史博物馆中。冰晶石是一种钠和铝的氟化物,化学式为Na₃AlF₆。左侧的样本宽约15厘米,来自格陵兰的Ivigtut。该样本被描述为冰晶石并含有菱铁矿。
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