石英

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石英

noun せきえい

造岩鉱物の一種で、化学組成はSiO₂、結晶構造は六方晶系。自形結晶を示すものは水晶と呼ぶ。

Similar: 水晶, 玉髄, 瑪瑙, クオーツ

Thesaurus

noun

Similar: 水晶, 玉髄, 瑪瑙, クオーツ

In English

quartz mineral

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Cite this

MLA

"石英." Wiktionary, via Micwyn, micwyn.com/word/ja/%E7%9F%B3%E8%8B%B1. Accessed 6 Nov. 2026.

APA

石英. (n.d.). In Wiktionary, via Micwyn. Retrieved November 6, 2026, from https://micwyn.com/word/ja/%E7%9F%B3%E8%8B%B1

Chicago

"石英." Wiktionary, via Micwyn. Accessed November 6, 2026. https://micwyn.com/word/ja/%E7%9F%B3%E8%8B%B1.

BibTeX

@misc{micwyn_2026,
  title = {石英},
  howpublished = {Wiktionary, via Micwyn},
  year = {2026},
  url = {https://micwyn.com/word/ja/%E7%9F%B3%E8%8B%B1},
  urldate = {2026-11-06}
}