 | | Journal (article/letter/editorial) | | FLUID EVOLUTION IN A ZONED CORDILLERAN BASE METAL DISTRICT, MOROCOCHA, CENTRAL PERU Honza CATCHPOLE§ Earth...Cordilleran polymetallic mineralization in the Morococha district, central Peru, displays a deposit-scale base metal...metal zonation, a common feature observed in many ore deposits of this type. The distinct pattern of zonation...ores in the core area and increasingly Zn-, Pb-, and Ag-rich ores in more distal veins and replacement...We investigated the changing composition of key ore minerals throughout these zones. They are important |  | | Journal (article/letter/editorial) | | Ore Geology Reviews 89 (2017) 719–730 Contents lists available at ScienceDirect Ore Geology Reviews...journal homepage: www.elsevier.com/locate/oregeo Au-Pb compounds in nature: A general overview and new evidence...Inagli Pt–Au placer deposit, the Aldan Shield, Russia Tatyana V. Svetlitskaya a,⇑, Peter A. Nevolko a...Novosibirsk 630090, Russia Novosibirsk State University, 2 Pirogova Str., Novosibirsk 630090, Russia a r t i c...13 July 2017 Keywords: Au-Pb compound Hunchunite Anyuiite Novodneprite Pb-Fe-aluminosilicate Gold Alkaline |  | Catchpole, H., Kouzmanov, K., Putlitz, B., Seo, J. H., Fontbote, L. (2015) Zoned Base Metal Mineralization in a Porphyry System: Origin and Evolution of Mineralizing Fluids in the Morococha District, Peru. Economic Geology, 110 (1) 39-71 doi:10.2113/econgeo.110.1.39 | Journal (article/letter/editorial) | | Evolution of Mineralizing Fluids in the Morococha District, Peru Honza Catchpole,1,†,* Kalin Kouzmanov,1...polymetallic mineralization) in the Morococha district, central Peru, is part of a large magmatic-hydrothermal...formation of important Cu-Mo mineralization. Zn-Pb-Ag-Cu veins overprint the giant Toromocho porphyry...center of the district and display a typical concentric base metal zonation (Cu → Zn, Pb → Ag) covering an...conditions and precipitated tennantite-tetrahedrite, chalcopyrite, enargite, sphalerite, and galena. Upon cooling |  | | Corporate Document | | .......................21 L01 Subvolcanic Cu-Au-Ag (As-Sb) ..............................................................22 I05 Polymetallic Veins Ag-Pb-Zn+/-Au.............................................................22 J01 Polymetallic Mantos Ag-Pb-Zn ...............................................on the Aumega property are mainly polymetallic Pb-Zn-Ag+/-Au veins. These are interpreted to be distal...Energy and Mines MapPlace website. UTM projection, Zone 9, NAD 83. -8- Table 1. List of mineral tenures |  | Monecke, Thomas, Monecke, Jochen, Reynolds, T. James, Tsuruoka, Subaru, Bennett, Mitchell M., Skewes, Wiley B., Palin, Richard M. (2018) Quartz Solubility in the H2O-NaCl System: A Framework for Understanding Vein Formation in Porphyry Copper Deposits. Economic Geology, 113 (5) 1007-1046 doi:10.5382/econgeo.2018.4580 | Journal (article/letter/editorial) | | under open-system conditions within the two-phase field of the H2O-NaCl system. In shallow (1.5 km) porphyry...hydrothermal fluids at 375°C within the single-phase field of the H2O-NaCl system as quartz solubility under...relationships between various generations of quartz, the ore minerals, and the associated alteration is commonly...also provides new constraints on the conditions of ore formation in this deposit type. Phase Relationships...behavior. In the remaining portion of the single-phase field above the L + V coexistence boundary surface and |
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