Sudan is considered as one of world last largePrecambrian terrains remained to be prospectedin details. The geological environments which hostlarge mineral deposits elsewhere in the world arefound in Sudan, which suggests that there is as yetunfound deposits of world class to be discovered.The Geological Research Authority of Sudan (GRAS) is theGovernmental Geological Survey established in 1905 and upgraded in2010 to the Ministry of Minerals which isnow the guardian of all metals and minerals within SUDAN.
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