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TNPSC Group 2 · 2024 Preliminary Examination

116.  Which of the following is correctly paired?
(i) Hematite Ore - Oxide of iron
(ii) Magnetite Ore - Black ore
(iii) Limonite - Dolomite
(iv) Siderite - Iron Carbonate

Answer: C.   (i), (ii) and (iv) only
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