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Deutsche Tridymit {m} [min.] Synonyme

Englische tridymite Synonyme

tridymite Definition

Tridymite
(n.) Pure silica, like quartz, but crystallizing in hexagonal tables. It is found in trachyte and similar rocks.

tridymite Bedeutung

tridymite a mineral form of silica
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Tridymite is a high-temperature polymorph of silica and usually occurs as minute tabular white or colorless pseudo-hexagonal crystals, or scales, in cavities in felsic volcanic rocks. Its chemical formula is SiO2. Tridymite was first described in 1868 and the type location is in Hidalgo, Mexico. The name is from the Greek tridymos for triplet as tridymite commonly occurs as twinned crystal trillings .

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