 | | 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) | | GEOLOGY AND MAJOR ORE DEPOSITS OF CENTRAL ULRICH PERU PETERSEN CONTENTS PAGE Abstract .......................................................... Morococha ................................................the center of the districts to the margins. This district zoning is modifiedby local or orebodyzoning and...tionsin Cerro de Pascoand later expanded' to Morococha, Casapalca,San Cristobal and Yauricocha. Exploitation...observations and ideas. MAJOR ORE DEPOSITS OF CENTRAL PERU 409 General summariesare presentedby McLaughlin |  | | Journal (article/letter/editorial) | | Cu-Zn-Pb-(Au-Ag) Mineralization in the Colquijirca District, Central Peru: Deposit-Scale Mineralogical Patterns RONNER...AND LLUÍS FONTBOTÉ2 1Bilbao 2Sciences 295, Lima, Peru de la Terre et de l’environnement, Université de...Genève, Switzerland Abstract At Colquijirca, central Peru, a Miocene diatreme-dome complex is associated in...Colquijirca, located in the northern sector of the district, are part of a continuously mineralized northsouth...ore-forming fluids of magmatic origin. Introduction PERU is a major producer of silver, copper, zinc, lead |  | | Journal (article/letter/editorial) | | Cu-Zn-Pb-(Au-Ag) Mineralization in the Colquijirca District, Central Peru: Deposit-Scale Mineralogical Patterns RONNER...AND LLUÍS FONTBOTÉ2 1Bilbao 2Sciences 295, Lima, Peru de la Terre et de l’environnement, Université de...Genève, Switzerland Abstract At Colquijirca, central Peru, a Miocene diatreme-dome complex is associated in...Colquijirca, located in the northern sector of the district, are part of a continuously mineralized northsouth...ore-forming fluids of magmatic origin. Introduction PERU is a major producer of silver, copper, zinc, lead |  | | Book | | Universidad Nacional de lngenieria, and Newmont Peru Limited Gerente de Exploraciones Av. Jose Galvez...Galvez Barrenechea 218, Urb. Corpac Lima-San Isidro, Peru Prof. Dr. ESTEBAN CEDILW Facultad de Minas, Metalurgia...place in September 1986 in Cusco, Peru, sponsored by Multiciencias (Peru) and UNESCO. During this seminar...Latorre, Director of the Multiciencias courses in Peru strongly supported the whole organization of the...Sulfide Occurrences in the Paleozoic of the Yauli Dome, Central Peru H. W. Kobe . . . . . . . . . . . . . |  | | Book (edition) | | complex twins, lamellar Pyrargyrite yes Stromeyerite Silicon, native weak, not always visible brownish...greenish 31 Nsutite Selenium, native yes Stromeyerite Stannoidite Reflection Colour & Ø Reflectance...internal reflections); Madenköy Mine, Çayeli, Rize Province, Black Sea Region, Turkey (sample: Halbach); XPL...grey; arg); Monte Narba Mine, San Vito, Cagliari Province, Sardinia, Italy; PPL B Same sample as above:...grey); Himmelsfürst Mine, Brand-Erbisdorf, Freiberg District, Erzgebirge, Sachsen, Germany (sample: Seifert); |  | | Journal (article/letter/editorial) | | at: No. 19, Beitucheng Western Road, Chaoyang District, 100029 Beijing, P.R. China. E-mail address:...metals for Mexico, the United States, Canada, Chile, Peru, Papua New Guinea, and Japan. Lindgren (1922, 1933)...in Altiplano province (Noble et al., 1990) as well as central and Northern part of Peru (Kamilli and...Ciobanu et al., 2002; Grancea et al., 2002), Baguio district of the Philippines and Morobe goldfield of Papua...carbonate (propylitic) alteration that may be district-wide in extent (Hedenquist et al., 2000). The |  | | Book | | .................. .42 3.1.6 Pirquitas, Jujuy Province, Argentina ..................................... 58 3.2.7 Maranda J, Murchison belt, Northern Province, South Africa ........... 59 VIII Table of................ 62 3 .2.8.1 Letneye, Dombarovsk District ....................................................... 62 3.2.8.2 Komsomolskoye, Mednogorsk District ...................................... 64 3.2.8.................... 65 3.2.8.6 Bakr-Tau, Baimak District, Bashkirian Republic ....................... 66 |  | | Report (issue) | | . 8 7 S. America : Bolivia ; Chile ; Colombia ; Peru . 1 2 6 WORLD MAP OF SILVER DEPOSITS . REFERENCES....., Brazil . . . Colombia • • • Ecuador . . . . Peru . . . . Guianaand Uruguay . . Venezuela. . . . Europe...the following are of less frequent occurrence: Stromeyerite (Cu,Ag2)S ; Pearceite, 9(Ag,Cu)2S, As2S3; Freieslebenite...both gold and silver. T h u s , in the Kongsberg district the proportion of silver to gold is given a s...quartz and sometimes i n the pyrite. In the Umtali district a number of gold mines work ores largely or entirely |  | | Report (issue) | | 323 A. Rifle area, Colorado «0s... 323 B. Uravan District, Colorado 324 Cope tick Rock DIsEEIcL sCoLoradO)...324 DeeGkante District, New sMext Comer. clecetsls cused cists! 0/0 326 E. Shiprock District, Utah—Arizona...Utah—Arizona ....vccccsnens F. Monticello-Moab-Thompsons District, Utah .....secvceee 326 327 ee eeseeee Gig GE...age of porphyry-type district, 66, p. 331-334 isotope Utah--a refined district, copper estimate:...Misstsstppt Lavery, BIBLIOGRAPHIES Valley, district: DEPOSITS WISCONSIN-ILLINOIS~IOWA N. G., and |  | | 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 |  | | Book | | affects its present characteristics as a minera1 province, because of the exposure of the various depth...ranging from 45 to 78% (as in the Andean Batholith, Peru), or as homogeneous bodies composed virtually of... Two of them, the Coastal (Andean) Batholith of Peru and the 1013 Boulder Batholith, Montana, have...examples. detail COASTAL (ANDEAN) BATHOLITH OF PERU This intrusive body has an extensive literature... 1014 Fig. 28-2. Coastal (Andean) Batholith of Peru, map and distribution of ore deposits in the central |  | | Book | | affects its present characteristics as a mineral province, because of the exposure of the various depth...ranging from 45 to 78% (as in the Andean Batholith, Peru), or as homogeneous bodies composed virtually of... Two of them, the Coastal (Andean) Batholith of Peru and the 1013 Boulder Batholith, Montana, have...examples. detail COASTAL (ANDEAN) BATHOLITH OF PERU This intrusive body has an extensive literature... 1014 Fig. 28-2. Coastal (Andean) Batholith of Peru, map and distribution of ore deposits in the central |  | | Book | | years British Columbia called h erself the mining province, and she had a right to the name.' lt may seem...to flow. At the Dunkin mine of the Breckenridge district, Colorado, the Dunkin vein , wh ic h formed along...the porphyry above the gold o re, Breckenridge district. Co lorndo. After T . S. Love ring, U. S . C eo...because rock s th a t a re favo ra ble in o ne district may not be so in another one ( 25 , pp. 279- 289)...places for ore deposi tion. In the Breckenridge district, Colorado, t he quartzites were favorable fo r |  | | Book | | and with descriptions of representative mining district'>, prCJvidc the professional mining gcologi'>t...When prospecting activity touches a particular district, the Survey usually has men in the field immediately...actually living with the problems of a district." In the Porcupine district, certain strips of yellowish dense...investigation. Thus, when he begins his work in a new district, the :first thing the mining geologist will wish...altered phases. If the broader structure of the district has not already been deciphered, it will be well |  | | Report (issue) | | equivalent of the southeast 3 INTRODUCTION Missouri district can be expected to turn up in the future ; the...mid-1950's on the west side of the Southeast Missouri district resulted in the discovery of the large unexposed...part of the district. With the phoenixlike rejuvenation of the Southeast Missouri district, the Viburnum...impermeable strata and coal. In the Rocky Mountain province, for instance, Haun, Barlow, and Hallinger (1970)...an estimate of the ore remaining in a producing district; twice the amount of his inflated estimate, however |  | | Book | | tungsten-gold and lead-zinc-silver deposits of the Tighza district of Morocco, proposing links to granite-related...polymetallic vein deposits of the Edough-Cap de Fer district of Algeria, including fluid inclusion data that...porphyry–epithermal transition recorded in the Ouixane iron district of Morocco, using new geochronological and fluid...(±gold ±silver) deposits of the famous Bou Azzer district in Morocco, and proposes a long-lived, magmatic-hydrothermal...deposit in the Edough-Cap de Fer polymetallic district of Algeria, suggesting links to a late Miocene |  | | Journal (volume) | | February 1987 in Luc Yen (a small city in Yen Bai province, N- Vietnam), this country is an important source...from Burma. On the way from the capital of the province, which is also named Yen Bai, to Luc Yen, a new...and rose quartz from the Borborema Pegmatitic Province (Brazil) irradiated with high gamma doses Barreto...granitic pegmatities located in Borborema Pegmatite Province (BPP, Brazil), it is common to find areas of rose...2009, the new deposit at Davib-Ost farm, Karibib District, was discovered. Miarolitic cavities within granite |
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