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  1. Which of the following is a metallic ore ?

    2. A.

     Mica
    B.

     Quartz
    C.

     Feldspar
    D.

     Galena

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    Answer : Option D

    Explanation :

    Galena is the most abundant lead mineral. It is a metallic, lead-gray mineral with cubic cleavage and a distinctly high density. It belongs to the octahedral sulfide group of minerals with metal ions in octahedral positions.

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