Omphacite

Properties

Formula (Ca,Na)(Mg,Fe,Al)Si2O6
Abbreviation Omp
Classification Clinopyroxene
IMA Status Approved (IMA 1988 s.p.)
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Tags Mineral

Composition

Element Atoms
Al ~0.3333
Si 2
O 6
Na ~0.5
Fe ~0.3333
Ca ~0.5
Mg ~0.3333