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Silica

noun

Definitions

Noun
  1. 1
    Silicon dioxide. countable, uncountable
  2. 2
    a white or colorless vitreous insoluble solid (SiO2); various forms occur widely in the earth's crust as quartz or cristobalite or tridymite or lechatelierite wordnet
  3. 3
    Any of the silica group of the silicate minerals. countable, uncountable

    "Its Blair County property was sited at the foot of ganister-covered Dunnings Mountain to compete with the Mount Union plants making silica bricks for the steel industry."

Etymology

From New Latin silica, from Latin silex (“hard stone, flint”), on model of alumina, soda.

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