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quartz

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English

Etymology

[[w:Template:lang:de language|Template:lang:de]][[Category:Template:lang:de derivations]] Quarz from Middle High German twarc, probably from a West Slavic language (cf. Polish twardy (hard), Russian твёрдый (hard)), from Old Church Slavonic тврьдъ (firm), from Proto-Slavic *tvьrdъ.

Pronunciation

Noun

Singular
quartz

Plural
es

quartz (es)
  1. (mineralogy) The most abundant mineral on the earth's surface, of chemical composition silicon dioxide, SiO2. It occurs in a variety of forms, both crystalline and amorphous. Found in every environment.

Related terms

Translations

See also

See rock, granite, pegmatite

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