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    List of diamond mines,  · There are a limited number of commercially available diamond mines currently operating in the world, with the 50 largest mines accounting for approximately 90% of global supply. Diamonds are also mined alluvially over disperse areas, where diamonds have been eroded out of the ground, deposited, and concentrated by water or weather action.Archive News,  · Rock crushers in Anantapur district told to show permits for blasting Joint Collector admits son to municipal high ... State must work closely to resolve issues facing investors: Banwarilal ...