Bible Dictionaries
Laumontite

Webster's Dictionary

(n.) A mineral, of a white color and vitreous luster. It is a hydrous silicate of alumina and lime. Exposed to the air, it loses water, becomes opaque, and crumbles.

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