Last edited by Nitaxe
Saturday, July 18, 2020 | History

1 edition of Size aspects of porphyry copper systems : southwestern North America. found in the catalog.

Size aspects of porphyry copper systems : southwestern North America.

Size aspects of porphyry copper systems : southwestern North America.

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  • 9 Currently reading

Published by University of Arizona in Tucson .
Written in English

    Subjects:
  • Geology - Arizona

  • Edition Notes

    11

    Classifications
    LC ClassificationsQE 85 T620 199?
    The Physical Object
    Pagination16 p.
    Number of Pages16
    ID Numbers
    Open LibraryOL22044443M

    Copper is usually found in nature in association with sulfur. Pure copper metal is generally produced from a multistage process, beginning with the mining and concentrating of low-grade ores containing copper sulfide minerals, and followed by smelting and electrolytic refining to produce a pure copper . Deposits, prospects, and permissive tracts for porphyry and sediment-hosted copper resources worldwide, with estimates of undiscovered copper resources. Geology and resource assessment of Costa Rica Geologic map at , scale, digitized from USGS I

    Rose AW, Baltosser WW () The porphyry copper deposit at Santa Rita, New Mexico. In: Titley SR, Hicks CL (eds) Geology of the porphyry copper deposits in southwestern North America. University of Arizona, Tucson, pp – Google Scholar. Bakke, A.A., , The Fort Knox “porphyry” gold deposit - Structurally-controlled stockwork and shear quartz vein, sulfide-poor mineralization hosted by a Late Cretaceous pluton, east-central Alaska, in Schroeter, T.G., ed., Porphyry deposits of the northwestern Cordillera of North America: Canadian Institute of Mining, Metallurgy, and.

    North America has a lot of mining knowledge and expertise when it comes to discovering and mining copper porphyry deposits. Here in British Columbia we have built a reputation for building quality copper-gold mines from enormous copper-gold and copper-molybdenum porphyries, such as Red Chris and Highland Valley.   Jaguar habitats have also been harmed by burning their homeland in order to place buildings. El Jefes habitat is currently endangered due to Trump's border wall and the copper mine. Coyote. The Coyote (Canis latrans) is a canine that lives in North America, roaming the plains, deserts, mountains, and forests (Bradford, ).


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Size aspects of porphyry copper systems : southwestern North America Download PDF EPUB FB2

Porphyry copper provinces are time-space clusters of porphyry copper deposits (PCDs) that form in magmatic arcs. The evolution of the Laramide arc of southwestern North America, which hosts the Laramide porphyry copper province—the second-largest in the world—provides insight into factors contributing to its transient and localized metallogenic fertility.

This volume, prepared as part of the Geological Society of America Annual Meeting in Phoenix, includes field guides covering aspects of the spectacular geology of southwestern North America.

Field guides tackle the geology of the southern Colorado Plateau, from paleoenvironments of Petrified Forest National Park, to Jurassic sand dunes of. works on porphyry copper deposits which have pre­ ceded it. Beginning in with Titley and Hicks' volume Geology of the Porphyry Copper Deposits, Southwestern North America, numerous anthologies have been dedicated to these deposits.

Such volumes have focused on deposits of the Canadian Cordillera. Porter, T.M. (ed.), - Super Porphyry Copper & Gold Deposits: A Global Perspective; PGC Publishing, Adelaide, v. 1, pages - ISBN This two volume set describes the great porphyry Cu-Au/Mo deposits and provinces around the globe and throughout geological time.

Books at Amazon. The Books homepage helps you explore Earth's Biggest Bookstore without ever leaving the comfort of your couch. Here you'll find current best sellers in books, new releases in books, deals in books, Kindle eBooks, Audible audiobooks, and so much more.

The use of the porphyry name became accepted and more widespread in the late s following the first dedicated book, Geology of the Porphyry Copper Deposits, Southwestern North America, in.

underlying porphyry systems and to predict the location of porphyry systems in districts that have dozens of breccia pipes. The Sombrero Butte breccia pipe system is located at the southern end of the Copper Creek (Bunker Hill) mining district in the Laramide porphyry copper province of southwestern North America (Titley, ).

The Chuquicamata porphyry copper deposit (22°′S, 68°54′W; – m-a.s.l.) in northern Chile and the other giant porphyry deposits of the Central Andes orogen were formed along a non-collisional convergent margin above a long-lived, currently-active subduction ore deposits have a direct genetic link to magmatic activity associated with subduction (Clark and Zentilli.

The Caspiche porphyry gold-copper deposit, part of the Maricunga gold-silver-copper belt of northern Chile, was discovered in beneath postmineral cover by the third company to explore the. Sulphide and flotation concentrates from 33 porphyry copper deposits have been investigated for platinum-group elements (PGE), Au, Cu and platinum-group minerals (PGM).

The major sulphides in the samples studied are chalcopyrite and pyrite. Bornite is less frequent and molybdenite occurs in traces only. PGM (merenskyite, sperrylite and an unidentified Pd-Sb telluride) have been found as.

13 equal horizontal stripes of red (top and bottom) alternating with white; there is a blue rectangle in the upper hoist-side corner bearing 50 small, white, five-pointed stars arranged in nine offset horizontal rows of six stars (top and bottom) alternating with rows of five stars; the 50 stars represent the 50 states, the 13 stripes represent the 13 original colonies; blue stands for loyalty.

Friehauf, K.C.,Reaction paths of high-sulfidation state copper-gold ore fluids in carbonate rocks - a case study at the Superior porphyry-related deposit, AZ: Geol. Soc. America Ann. Meeting, Programs-and-Abstracts, Octo (Magmatic-Hydrothermal-Epithermal Transition and Associated Alteration Mineralization Theme session), vol.

Robinson is considered by the USGS to be one of the?Giant Porphyry-Related Metal Camps of the World. Bywhen the large porphyry copper mines closed, the Robinson mine area deposits had produced nearly million tons of 1% copper ore, which included million ounces of byproduct gold.

The style and progress of mineralization and alteration in porphyry copper systems; American Southwest Advances in geology of porphyry copper deposits; southwestern North America, Univ.

Ariz. Press, Tucson, AZ (), pp. References cited. Abbott, J.T., and Williams, S.A.,The Pine Grove molybdenum system, southern Wah Wah Mountains, Beaver County, Utah [abs.]: American.

system for CSAMT to the industry. district within the porphyry-copper province of southwestern North America. CSAMT is a resistivity sounding technique used often in groundwater, geothermal, proportional to the size of the station spacing.

For example, if the station size. New soil geochemistry and airborne magnetic data from Impact Minerals Limited's (ASX:IPT) Apsley Prospect within its % owned Commonwealth project in the Lachlan copper-gold province of New South Wales (Figure 1) have defined almost text book examples of the zonation expected around a large porphyry copper-gold deposit with three priority areas defined for follow up work.

North America hosts highly mineralized porphyry copper tracts that include supergiant (>25 million tons copper) porphyry deposits in northern Mexico, the western United States, and Alaska, as well as giant deposits in western Canada.

The estimated undiscovered porphyry copper resources are approximately equal to the identified resources. Description: There were 4 characteristics used in making the Chalcophanite identification. First is the tetragonal crystal habit, second is the elongated, columnar habit when you view any of the broken crystalized areas from the side, color is another, when seen as individual tiny, free standing crystals they are jet black and the last is the hardness, they are about on the mohs scale.

Porphyry Copper Spence was a world authority on porphyry copper systems, metal provinces and metallogenesis. The books he wrote and edited and the scholarly articles he published on porphyry copper deposits of southwestern North America have been read by.

Cretaceous porphyry magmatic-hydrothermal systems in the Tchaikazan River area, southwest B.C: Creator: Hollis, Lucy: Publisher: University of British Columbia: Date Issued: Description: The Hub, Charlie and Northwest Copper are spatially related mineral showings (Cu ± Mo) located in the Tchaikazan River area of southwest British Columbia.Copper Fox commissioned a Titan DCIP survey in Julyand the results of the IP survey support the interpretation of the presence of a buried porphyry copper system.This fourth, updated and expanded edition incorporates new data and references from Africa, Australia, Brazil, China, Greece, Iran, Mongolia, North America, Russia and Turkey, including new maps and sections and new color plates of high-grade gold-copper ore from major deposits hosted by .