Definition of "mineralogical" [min•er•al•og•ic•al]

• Relating to mineralogy. (adjective)

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• "Matthews and I put up some three-cornered shelves, on which I kept about a hundred books such as children like, and young people who are no longer children; and then, as I sat reading, writing, or stood fussing over my fuchsias or labelling the mineralogical specimens, there would come in one or another nice girl or boy, to borrow a "Rollo" or a "Franconia," or to see if Ellen Liston had returned "Amy Herbert.""
• "Distinct micro-Raman spectra signatures of sample from the Little Hebe crater rim in Death Valley B simultaneously showing mineralogical and microbiological spectral signatures of various minerals."
• "It was a mineralogical oasis in the land of cotton and corn, a swath of hard, jagged terrain through central Alabama whose riches lay dormant for thousands of years."