(definition) by Webster 1913 Wed Dec 22 1999 at 3:08:12

Si"lex (?), n. [L., a finit, a pebblestone.] Min.

Silica, SiO2 as found in nature, constituting quarz, and most sands and sandstones. See Silica, and Silicic.

 

© Webster 1913.

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