English Explanatory Dictionary

cristobalite

English dictionary entry

Meanings

noun
  1. A mineral of volcanic rocks that solidified at a high temperature. Cristobalite is chemically identical to quartz, with the chemical formula SiO₂, but has a different crystal structure. Crystals are always microscopic, and usually form small rounded masses.

Word forms

cristobalite cristobalites

Etymology

Named for the type locality at Cerro San Cristóbal, Mexico, + -ite.

Related words

silicate silica group
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