Bible Dictionaries
Cryptocrystalline

Webster's Dictionary

(a.) Indistinctly crystalline; - applied to rocks and minerals, whose state of aggregation is so fine that no distinct particles are visible, even under the microscope.

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