Bible Dictionaries
Sternbergite

Webster's Dictionary

(n.) A sulphide of silver and iron, occurring in soft flexible laminae varying in color from brown to black.

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