Geologia e Exploração de Pilar, a Próxima Mina da ... - ADIMB

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Geologia e Exploração de Pilar, a Próxima Mina da ... - ADIMB

26Caiamar - Geology and Mineralization• Deposit located at the north portion of GuarinosGreenstone Belt• Mineralization strongly controlled by structures• Hydraulic breccias very rich in AsPy (up to 10%)• Higher grades associated with Quartz-FeldsparPorphyry• Most of those rocks are not or weak deformed• Most of the mineralization are controlled by earlierductile structures but are fragile (stock work)• Package of greywackes intercalated withcarbonaceous schist and amphibolites (metabasalts)intruded by late feldspar porphyry

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