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lechartelierite

n. a mineral form of vitreous or glassy silica; formed by the melting of quartz sand (as by lightning or a meteorite)

1、焦石英

... 焦糖 = caramels 焦石英 = lechartelierite 焦热电 = pyroelectricity ...

n.a mineral form of vitreous or glassy silica; formed by the melting of quartz sand (as by lightning or a meteorite)

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