Question

Q.Which of these is a non- metallic mineral?
(a) Iron ore
(b) Bauxite
(c) Limestone
(d) Manganese ore​

Answer 1

Answer:

Limestone is a sedimentary rock (an organic sedimentary rock ). It is composed of calcium carbonate and magnesium or mixture of these two constitutes. From the given options, limestone is a non-metallic mineral.

Explanation:

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Answer 2

Answer:

Limestone

Explanation:

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