different between quartz vs siderite

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

Latin sideritis (“lodestone”), from Ancient Greek ????????? (sid?rîtis, “loadstone”).

Noun

siderite (countable and uncountable, plural siderites)

1. (uncountable, mineralogy) a widespread brown mineral, FeCO₃, having the structure of calcite
2. (countable) an iron meteorite
3. An indigo-blue variety of quartz.
4. (obsolete) magnetic iron ore; lodestone

Synonyms

• chalybite
• sparry iron
• spathic iron

Derived terms

Translations

Further reading

• David Barthelmy (1997–2021) , “Siderite”, in Webmineral Mineralogy Database
• “siderite”, in Mindat.org?^[1], Hudson Institute of Mineralogy, 2000–2021.

Italian

Noun

siderite f (plural sideriti)

1. (mineralogy) siderite