meionite

noun mei·o·nite \ˈmīəˌnīt\

Definition of meionite

plural

-s

  1. :  a mineral Ca4Al6Si6O24(SO4,CO3,Cl2) consisting of an aluminosilicate of calcium with other anions (as sulfate, carbonate, and chloride) and being isomorphous with marialite — see scapolite

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Origin and Etymology of meionite

French méionite, from Greek meiōn less + French -ite


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