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    The K-bearing mineral dominated in soil is
    Question

    The K-bearing mineral dominated in soil is

    A.

    Olivine

    B.

    Hornblende

    C.

    Micas

    D.

    Zircon

    Correct option is C


    Micas (especially muscovite and biotite) are the dominant minerals in soil contributing to potassium (K) content. They release potassium slowly through weathering, supporting long-term crop nutrition and are common in many alluvial and loamy soils.

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