Bible Dictionaries
Felsite

Webster's Dictionary

(n.) A finegrained rock, flintlike in fracture, consisting essentially of orthoclase feldspar with occasional grains of quartz.

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