calcic amphibole group

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calcic amphibole group

mineralogy

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amphibole subdivision

In amphibole: Chemical composition
…iron-magnesium-manganese amphibole group, (2) the calcic amphibole group, (3) the sodic-calcic amphibole group, and (4) the sodic amphibole group. The chemical formulas for selected amphiboles from each of the four compositional groups are given in the
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