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Which of the following are non-metallic minerals?(a) Mica, Gypsum, Sulphur, Diamond(b) Coal, Uranium, Thorium, Mineral oil(c) Chromium, Manganese, Tungsten(d) Magnesium, Bauxite, Titanium. |
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Answer» (a) Mica, Gypsum, Sulphur, Diamond |
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