dumortierite
du·mor·ti·er·ite
noun \du̇-ˈmȯr-tē-ə-ˌrīt also dyu̇-\Definition of DUMORTIERITE
: a bright especially blue mineral consisting of a borosilicate of aluminum
Origin of DUMORTIERITE
French dumortiérite, from Eugène Dumortier †1876 French paleontologist
First Known Use: 1881
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