 | | Catalog/List | | PYRITE, GALENA, SPHALERITE: Various localities, Peru: Check out our Peruvian pages to get an idea of...spent the past three years living and working in Peru and had just moved back with all the goodies he...FLIPS section) GREEN SMITHSONltE: 79 Mine, Banner District, Glla Co., Arizona: AHHH, an old favorlte come...please! 4 OCHOS OR OCHARINOS: A new import ftom Peru, not a mineral, but the best selling Item I carry...crystals AURICHALC1TE • 79 MINE: 79 Mine, Bannor District, Gita County, Arizona: Delicate radiating acicular |  | | Report (issue) | | metal-bearing, epithermal deposits of Mexico and Peru by Nora K. Foley Open File Report 84-633 This...districts Guanajuato District, Guanajuato, Mexico References Geologic map of Guanojuato District, Mexico Pachuca-Real...del Monte District, Hidalgo, Mexico References Geologic map of Pachuca-Real del Monte District, Mexico...Colqui District, Lima, Peru References Geologic map of Colqui District, Peru Julcani District, Huancavelica...Huancavelica, Peru References Geologic map of Julcani District, Peru 1 2 3 4 4 10 11 12 16 18 19 24 25 26 |  | | Journal (issue) | | TSKnerals of i'eru ! Indian miner, Cerro de Pasco, Peru, 1869 (Simonin, 1869). J3E(mes and J3E(merals... 7 cm, from the Huanzala mine, Dos de Mayo Province, Peru. Marty Zinn collection; Jeff Scovil photo................................ History of Peru Mining in Peru The Mineral Specimen Business C o l l e c....................... Quiruvilca district, Santiago de Chuco province, department of La Libertad PASTO.......................... Pasto Bueno district, Pallasca province, department of Ancash R a u r a -H u |  | | Journal (article/letter/editorial) | | Siete Suyos Mine, Atocha-Quechisla District Sud Chichas Province, Potosí Department, Bolivia O ne of...Siete Suyos mine, Atocha-Quechisla district, Sud Chichas Province, Potosí Department, Bolivia. The main...found as iridescent microcrystals; the Duquesne district, Santa Cruz County, as curved rhombohedra; and...sphalerite and pyrite. The White Raven mine, Ward district, Boulder County, has produced some of the Figure...Saint-Hilaire, all located near Montreal in Quebec Province. I thought that the specimen we have in the collection |  | | Journal (article/letter/editorial) | | chalcopyrite, galena, acanthite, sternbergite, enargite, bornite, covellite, calcite, dolomite, siderite, barite...fingers black if handled carelessly. The Georgetown district, also in Clear Creek County, has produced some...to them.) From the Yankee Girl mine, Silverton district, San Juan County, tennantite has been found associated...Juan County are specimens from the Red Mountain district. Other western U.S. localities where well-crystallized...have been mined include the Monitor mine, Taylor district, White Pine County, Nevada. Monitor mine tennantite |  | | Report (issue) | | Opaque. Color: Deep pinkish brown, similar to bornite, although darker; in polished section, pale brownish...deduction of 0.97% insol. and 0.56% pyrite. (2) Huaron, Peru; by electron microprobe. (3) Cu3 AsS4 . Polymorphism...La Rioja Province, Argentina. In the Julcani district, at Cerro de Pasco, and at Huaron, Peru. In the...Chariot mine, Jamestown district, Nye Co., and in the Burrus vein, Pyramid district, Washoe Co.; from Butte |  | | Journal (article/letter/editorial) | | rises to 6,272 meters (20,577 feet), Huascaran in Peru is 6,768 meters (22,205 feet), Tocorpuri on the...mining and smelting oxidized copper ores in central Peru about 1500 B.C. By the time the Spanish conquered...Uchucchacua, Peru; emeralds from Muzo, Colombia; pink fluorite and huge pyrites from Huanzala, Peru; 25-cm...Bolivia; and fantastic pyrargyrites from Hauncavelica, Peru. The combination of awe-inspiring topography, mining...in location and age. In the highlands of central Peru, the deposits have veins rich in lead and silver; |  | | Journal (issue) | | mid Wales, northeast Wales, Derbyshire, Lake District, mid Pennines, North Pennines (classic for smithsonite)...around each of these areas, starting with the Lake District. Mention was made of the 10 ton block of smithsonite...its interesting report on Iron, the Pentyrchand District Local History Society has recently published an...chalcopyrite and pyrite. Minor minerals include bornite, magnetite and very minor malachite. Copper mine...recently three quarters of the mine sites in the Peak District have been partially or totally lost :century (Bamatt |  | | Journal (article/letter/editorial) | | phasesare depositedprogressively farther from the district center (Stoces,1934; Park, 1955; Barnes, Base...Assemblages deposits, such as Quiruvilca and Julcani, suggest a Pasco,Peru, hasproducedmorethan 66 millionmettemporal...Butte, Main Tintic, and Yauricocha)the paraor bornite-pyrite), to a Zn-rich intermediate zone geneticsequenceof...-t- sericite tivity away from the center of the district (Petersen, Einaudi, 1982). and/oradvancedargi...where an early, welldefinedprogradingsequence--bornite+ chalcopyrite q- pyrite followedby chalcociteq-bornitc |  | | Report (issue) | | Geological Survey, Reston, Va.; V. Raul Eyzaguirre, Lima, Peru; Fernando Urquidi B., American Embassy, La Paz,...Argentina, western Boliva, northern Chile, and southern Peru, are potential targets for hydrothermal mineral...volcanism in the central Andean region of southern Peru, northern Chile, western Bolivia, and northwestern...investigations. 1 76" 68' 72° \ 12° 12° PERU Macusani > 16' ijj®...(1984 and the Institute de Geologia y Vh'neria del Peru (1975). 1A Although many papers about the young |  | | Report (issue) | | above types of geochemical information: Colqui, Peru; Comstock, Nevada; Creede, Colorado; Goldfield,...Nevada; Guanajuato, Mexico; Lake City, Colorado; Julcani, Peru; Oatman, Nevada; Pachuca-Real Del Monte, Mexico;...Round Mountain, Nevada; Sunnyside mine, Eureka district, Colorado; Summitvilie, Colorado; and Tonopah...were found for the Silver City - De Lamar, Idaho district. The purpose of this report is to make this compilation...Only a few data are reported for Lake City and Julcani, while at Creede approximately 200 analyses have |  | | Journal (article/letter/editorial) | | IN A ZONED CORDILLERAN BASE METAL DISTRICT, MOROCOCHA, CENTRAL PERU Honza CATCHPOLE§ Earth and Environmental...polymetallic mineralization in the Morococha district, central Peru, displays a deposit-scale base metal zonation...evolving hydrothermal fluid by the host rock on a district-scale. Keywords: base metal zonation, Morococha...Bendezú et al. 2008a). In the Morococha district, central Peru, Cordilleran polymetallic mineralization...2008), Casapalca, Peru (McKinstry & Noble 1932, Rye & Sawkins 1974), and Colqui, Peru (Kamilli & Ohmoto |  | Fornadel, Andrew P., Voudouris, Panagiotis Ch., Spry, Paul G., Melfos, Vasilios (2012) Mineralogical, stable isotope, and fluid inclusion studies of spatially related porphyry Cu and epithermal Au-Te mineralization, Fakos Peninsula, Limnos Island, Greece. Mineralogy and Petrology, 105 (1) 85-111 doi:10.1007/s00710-012-0196-8 | Journal (article/letter/editorial) | | minerals consist of pyrite, chalcopyrite, galena, bornite, sphalerite, molybdenite, and iron oxides, which...porphyry mineralization by >1 Ma (e.g., Colquijirca district, Bendezu et al. 2003). Post-orogenic extension...Alpine-Balkan-CarpathianDinaride metallogenetic and geodynamic province (Heinrich and Neubauer 2002; Marchev et al. 2005)...consists of minor amounts of sulfides, including bornite, chalcopyrite, pyrite, galena, molybdenite, and...minerals suggest that magnetite, chalcopyrite and bornite formed first, followed by pyrite, hematite, galena |  | | Journal (issue) | | Sulfosalt Environment: The Mineralogy of the Julcani District, P e r u ...................................the ex peditions sent to the Andes of Ecuador, Peru, Bolivia, and Chile in 1921; to Greenland in 1923;...Sulfosalt Environment The Mineralogy of the Julcani District, Peru by Philip C. GoodeII Department of Earth...As these deposits are not of eco215 Fig. 3. Julcani mining camp seen from the southwest. Dacite flows...persistent work by mineralogists. The Julcani mining district, Peru, has been selected as an example of |  | | Journal (article/letter/editorial) | | Wapiti group of claims, Farncomb Hill, Breckenridge district, Summit County, Colorado. Denver Museum of Natural...Twenty-third Rochester Mineralogical Symposium Bornite, Arizona, 21; Wisconsin, 346 Brachiopods, 50-55...brachiopods, 50-55 Freibergite, Arizona, 23 Friedrichite, Peru, 188 Earth, core, 8-9 Earthquakes, 154-55 Editorial...Guildite, Arizona, 22 Gurney, J., 335-38 Gustavite, Peru, 189 Gypsum, Missouri, 422; Wisconsin, 346 Falster...322-29 Flashback!, J. A. Bartsch, 152-53 Hammarite, Peru, 188 Hauck, R., see In Memoriam Hebrank, A. W., |  | | Book | | tennantite on octahedral pyrite from Quiruvilca. Peru 4: 159-163 --with R. W. Thomssen: Lithiophilite...Rybicki) 7:72-77 Chalcanthite from the Helvetia district, Arizona (by G. Robinson) 9:252 Cuprite [from...Arizona (by W. A. Thompson) 11:248-250 The Tombstone district, Cochise County, Arizona (by S. A. Williams) 11:251-257... A. Scovil) 21:99-100 Arizona's Silver mining district (by P. Bancroft & G. Bricker) 21:151-168 The Fat...24:67 Famous mineral local.ities: the Rush Creek district, Marion County, Arkansas (by D. A. Richards) 24:285-299 |  | | Book | | ............... . 83 The Fresnillo Ag-Pb-Zn District, Zacatecas, Mexico ................................. . 2.2.2 The Casapalca Ag-Pb-Zn-Cu Deposit, Peru . 84 88 2.3 Epithermal Vein Deposits ................... . 91 2.3.1 The lulcani Deposit, Peru ............... . 2.3.2 Discussion and Suggestions for...Massive Sulfide Deposits of the BathurstNewcastle District, New Brunswick, Canada Discussion of Tectonic...conditions are typified by the Andean arc system of Peru and Chile, although in detail the dominant compression |  | | Book | | MALAWI Mount Malosa, Chilwa alkaline province, Zomba district. "Illite" is the name of a series of incompletely...Administered Tribal Areas and North West Frontier Province. Ilmenite crystal clusters to 12 cm across have...of rutile (Weerth, 2004). Tonniq Valley, Skardu district, Gilgit-Baltistan [Northern Areas]. Beginning...hematite. Zagi [Zegi] Mountain, Warsak district, North West Frontier Province. Surface diggings worked by local...to 6 cm (2005: 120). Los Remedios mine, Taxco district, Taxco, Guerrero. Ilvaite occurs in the wallrock |  | | Journal (article/letter/editorial) | | temperatures,and stable isotopecomcopyrite-hematiteand bornite-hematite,to chalco- positionsto the MamainsePoint...v. 42, p. 523-536. teoric fluid mixing, Julcani district, Peru labs.I: Geol. Soc. Barnes,H. L., 1979, |  | | Journal (issue) | | very late, probably post-mining mineral. Bornite Cu5FeS4 Bornite is the most abundant of the copper sulfide...typical lavender-metallic luster and color. Much bornite has been replaced by other sulfide minerals 98...fluorescence, pink to dull red to violet-red. Bornite appears to be the earliest of the copper-bearing...aggregates which replace earlier chalcopyrite and bornite and com monly contain relicts of those two minerals...apparently follow the original chalcopyrite or bornite grain or fracture boundaries. Traces of chalcocite |  | | Report (volume) | | Ba-S bond equal to 3.15 Å. Bornite. Crystallographic investigations on bornite, ideally Cu5FeS4, by means...listing can be found in Ding et al. (2005a,b). Bornite occurs in three different polymorphs, respectively...names of high-, intermediate and low-temperature bornite in the literature (Table 16). The high-temperature...well as the contents of minor metals dissolved in bornite-digenite at high temperatures and sulfur fugacities...2a4a2a superstructure of the low, stoichiometric bornite (Koto and Morimoto 1975). Figure 29b shows that |  | | Book (edition) | | Colorado at the Pelican Dives mine, Silver Plume district, and at the Little Emma mine, Clear Creek County;...lode, Summit County, and in the Cripple Creek district. It is also found in Canada; Mexico; Bolivia;...California; in sodalite-syenite in the Julianehaab district, Greenland; in the liparite lavas of the island...slate and metamorphosed dolomite in the Beiyun-Obo district, Inner Mongolia, China, associated with aegirine...Antrim County, Ireland; and in the Laacher See District, West Germany. SELECTED REFERENCE: Switzer, G |  | | Journal (issue) | | 1. Location of gold deposits in the Transvaal Province. The Eersteling mine was the first deposit to...African goldfields are located in the Transvaal province, although the Witwatersrand Basin also extends...a discoverer's claim (Werdmuller, 1986). CAPE PROVINCE GOLD OCCURRENCES Prior to the discoveries of the...historically significant finds were made in the Cape Province and in Natal. Information on these areas is not...Cape Colony are summarized from their work. Cape Province Cradock · An unusual occurrence of gold associated |  | | Journal (issue) | | Baranda Some pegmatite minerals from the Zomba district, Malawi ........................................Blanchard mine or other mines in the Hansonburg mining district near Bingham, New Mexico, should be advised that...(first color special issue) $20 v.5/#5 Julcani District in Peru, Indian Mtn. (AL), Capelinha (Brazil)...Axinites (CA), El Dragon mine (Bolivia), Silver District (AZ), Goldschmidt $8 v.21/#3 American Amethyst...followed by exploratory drilling in the old Jamestown district. Their efforts concentrated on historic mining |  | | Journal (issue) | | Belt (Quebec segment) of the Grenville geological province this approach is tenuous. In the Paris Exposition...geographical features such as lakes and rivers in the province of Quebec have been converted to their French...in the Philipsburg mining district. HISTORY The Philipsburg mining district had been producing silver...Kipushi, Shaba province, Zaire, and “ arakawaite” from the Arakawa mine, Ugo province, Japan, are both...Dzhezkazgan, Kazakhstan, including rusty-looking bornite in large (3 cm!) coarse crystals, and groups of |
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