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SILICA

Definition:

1. [noun] a white or colorless vitreous insoluble solid (SiO2); various forms occur widely in the earth's crust as quartz or cristobalite or tridymite or lechartelierite
   Synonyms: silicon oxide, silicon dioxide
   
   

Synonyms:

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Related Words:

• chert
• flint
• silex

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