Dictionary

dumortierite

noun du·mor·ti·er·ite \d-ˈmr-tē-ə-ˌrīt also dy-\

Definition of DUMORTIERITE

:  a bright especially blue mineral consisting of a borosilicate of aluminum
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Origin of DUMORTIERITE

French dumortiérite, from Eugène Dumortier †1876 French paleontologist
First Known Use: 1881

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