Deposit number | Country | Location | Names | Commodities |
765 | Peru (Lima) | 12.35.17 S -- 076.22.51 W | Cata Cañete; Rosa Maria; Cochahuasi Pluton | Cu; Au; Ag |
Database name: | World Fe-oxide+/-Cu-Au-U (IOCG) deposits | |||||||||
Compilers: | Sunil S. Gandhi | |||||||||
Release date: | 2015-03-04 | |||||||||
Deposit name(s): | Cata Cañete; Rosa Maria; Cochahuasi Pluton | |||||||||
Political location(s): | Peru; Province or state: Lima; Subprovince or locality: Cata Cañete district; Nearest community: Lima (100 km SE) | |||||||||
Deposit clan (type): | Kiruna-type | |||||||||
Deposit status: | past producer; Size category: small | |||||||||
Geologic province: | Andean Orogen | |||||||||
Geologic subprovince: | Coastal Cordillera | |||||||||
Geologic district: | Cata Cañete | |||||||||
Commodities: | Cu; Au; Ag | |||||||||
Mineralization styles: | veins and stockworks | |||||||||
Geological ages: | Middle Cretaceous - Late Cretaceous (mineralization) | |||||||||
Coincident features: | host pluton (veins and swarms of veinlets in northwest-trending 20 x 10 km pluton and in adjacent rocks); Coincident feature name: Cochahuasi Pluton | |||||||||
Host rocks: | (1) intrusive; gabbro-diorite suite (monzo-diorite phase intruded by quartz-diorite phase); Magma series/sedimentary package/metamorphic group: calc-alkaline; Depositional setting: continental; Metamorphic grade: amphibolite
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Related igneous rocks: | (1) intrusive; kimberlite-lamproite suite (swarms of lamprophyric dykes); Magma series: alkaline; Depositional setting: continental (2) intrusive; granite suite (Post-tectonic felsic intrusion); Initials: Tiabaya Pluton of Coastal Batholith; Magma series: calc-alkaline; Depositional setting: continental | |||||||||
Metallogenic signatures: | Cu Fe Au Co | |||||||||
Mineralogy: | (alteration): clinopyroxene, garnet, epidote, hornblende (gangue): quartz, calcite, chlorite, biotite (vein mineralization): chalcopyrite, pyrite, magnetite, bornite, sphalerite, galena, pyrrhotite, cobaltite, molybdenite, ilmenite, arsenopyrite, marcasite, melnicovite, gold | |||||||||
Qualified comments: | (Applies to: discovery and development) Mined by local miners informally; reserves plus historic production in the order of some hundreds of thousands of tonnes averaging 1.5% Cu, with Au and Ag by-products; upper oxidized levels are richer. | |||||||||
References: |
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