出典:Wiktionary
出典:Wikipedia
出典:『Wikipedia』 (2010/12/28 22:54 UTC 版)
Moganite is a silicate mineral with the chemical formula SiO2 (silicon dioxide) that was discovered in 1984. It crystallises in the monoclinic crystal system. Moganite is considered a polymorph of quartz: it has the same chemical composition as quartz, but a different crystal structure.