Gold in the Early Paleoproterozoic Birimian Shield, West ... - ADIMB
Gold in the Early Paleoproterozoic Birimian Shield, West ... - ADIMB
Gold in the Early Paleoproterozoic Birimian Shield, West ... - ADIMB
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Ma<strong>in</strong> gold sett<strong>in</strong>gs• Meso<strong>the</strong>rmal orogenic gold along regionalstructures affect<strong>in</strong>g ma<strong>in</strong>ly back arc belt-bas<strong>in</strong>shear zones (Obuasi-Prestea, Akyem, Bibiani,Ahafo, Konkera);• Volcanic and shallow plutonic felsic bodies alongactive strike-slip regional faults related to pullapartbas<strong>in</strong>s (Angovia);• <strong>Early</strong> hydro<strong>the</strong>rmal activity and/or shallowplutonism along normal faults (Siguiri bas<strong>in</strong>);• Paleoplacer conglomerates <strong>in</strong> a possible orogenicforeland bas<strong>in</strong> (Tarkwa).
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