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Quartz

Quartz (SiO2). A glassy or crystalline form of silicon dioxide. Many colored varieties are semiprecious stones. (From Grant & Hackh's Chemical Dictionary, 5th ed)
推出的年份: 1991(7563-64)
副标题
树号: D01.578.750.600, D01.650.550.825.600, D01.837.725.600
MeSH 单一 ID: D011791

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