1. noun /ˈmɪn.ɜː(ɹ).əl,ˈmɪn.ɹəl/
a) Any naturally occurring inorganic material that has a (more or less) definite chemical composition and characteristic physical properties.
See Also: mine, mineralogy
2. adjective /ˈmɪn.ɜː(ɹ).əl,ˈmɪn.ɹəl/
of, related to, or containing minerals
Wikipedia foundation.