Alteration Processes of Paleoproterozoic Manganese Protores of the North Téra:Mineralogy and Ge

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The manganese deposit of North Téra is located in the western side of the Diagorou-Darbani greenstone belt in the Niger Liptako Province(Northeastern part of Man Schield,West African Craton).Manganese mineralization bearing rocks are mainly gondites(
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