Tridymite Definition
noun
(mineralogy) A rare mineral of volcanic rocks that solidified at a high temperature, with the chemical composition silicon dioxide, SiO2. Tridymite is chemically identical to quartz, but has a different crystal structure. Sometimes contains sodium aluminum silicate, which seems to be expelled when quartz solidifies at lower temperatures.
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Other Word Forms of Tridymite
Noun
Singular:
tridymite
Plural:
tridymitesOrigin of Tridymite
The name refers to the peculiar habit of crystallizing in groups of three individuals.
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