Word parts mineral + -logy Pronunciation (UK) IPA (key): /ˌmɪnəˈrɒləd͡ʒi/ (US) IPA (key): /ˌmɪnəˈrɑləd͡ʒi/ Audio (US)(file) Noun Singular mineralogy Plural mineralogies (petrology) Mineralogy is the branch of petrology that studies minerals. Wikiwand - on Seamless Wikipedia browsing. On steroids.Remove ads