Bible Dictionaries
Silex

Webster's Dictionary

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

Bibliography Information
Webster, Noah. Entry for 'Silex'. Noah Webster's American Dictionary. https://www.studylight.org/​dictionaries/​eng/​web/​s/silex.html. 1828.