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A white mineral consisting of silica
Answer for the clue "A white mineral consisting of silica ", 12 letters:
cristobalite
Alternative clues for the word cristobalite
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Wikipedia
Word definitions in Wikipedia
The mineral cristobalite is a high-temperature polymorph of silica , meaning that it has the same chemical formula as quartz , SiO , but a distinct crystal structure. Both quartz and cristobalite are polymorphs with all the members of the quartz group, ...
Wiktionary
Word definitions in Wiktionary
n. (context mineral English) A mineral of volcanic rocks that solidified at a high temperature. Cristobalite is chemically identical to quartz, with the chemical formula siliconoxygen 2 , but has a different crystal structure. Crystals are always microscopic, ...
WordNet
Word definitions in WordNet
n. a white mineral consisting of silica; found in volcanic rocks