The Collaborative International Dictionary
Mineralogies
Mineralogy \Min`er*al"o*gy\, n.; pl. Mineralogies. [Mineral + -logy: cf. F. min['e]ralogie.]
The science which treats of minerals, and teaches how to describe, distinguish, and classify them.
A treatise or book on this science.
Wiktionary
mineralogies
n. (plural of mineralogy English)