different between quartz vs eclogite

English

Etymology

From German Quarz, from Middle High German (Central East German) quarz, twarc, from a West Slavic language [compare Polish twardy (“hard”), Czech tvrdý (“hard”), Russian ??????? (tvjórdyj, “hard”)], from Old Church Slavonic ?????? (tvr?d?, “firm”), from Proto-Slavic *tv?rd?.

Pronunciation

• (Received Pronunciation) IPA^(key): /kw??ts/
• (General American) IPA^(key): /kw??ts/, /k??ts/
• Homophone: courts (some accents)

Noun

quartz (countable and uncountable, plural quartzes)

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.

Synonyms

• Thesaurus:quartz

Derived terms

Related terms

• Colorado topaz

Translations

See also

French

Etymology

From German Quarz.

Pronunciation

• IPA^(key): /kwa?ts/

Noun

quartz m (plural quartz)

1. quartz

   Synonym: cristal de roche

Descendants

• ? Catalan: quars

Further reading

• “quartz” in Trésor de la langue française informatisé (The Digitized Treasury of the French Language).

English

Etymology

Ancient Greek ?????? (eklog?, “selection”), +? -ite.

Pronunciation

• (UK) IPA^(key): /??kl?d???t/

Noun

eclogite (countable and uncountable, plural eclogites)

1. (petrology) A coarse-grained metamorphic rock, a mixture of pyroxene, quartz, and feldspar with inclusions of red garnet.
   • 2004, Richard Fortey, The Earth, Folio Society 2011, p. 101:

     Assiduoud field-workers have discovered little pods of a rock called eclogite in the rocks around San Bernardino.

Translations