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1, 2, 3, 4
2, 3, 4, 1
3, 4, 1, 2
4, 1, 2, 3
मैंगनीज 1.बालाघाट लौह अयस्क 2.बस्तर बॉक्साइट 3.मंडला कोयला 4.शहडोल
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