Is any rock sufficiently enriched in one or more minerals to be mined profitably

Ore

Explanation:

Ore is an aggregate of one or more minerals within a rock that can be mined, and processed in commercial quantity for profit.

There are only about a 100 ore minerals, a few example includes limonite, magnetite, Zinc, haematite, siderite, this ore are major sources of chalcocite, iron, chalcopyrite, gold, diamond, bornite, etc.

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