 | Kamenov, G., Macfarlane, A. W., Riciputi, L. (2002) Sources of Lead in the San Cristobal, Pulacayo, and PotosiMining Districts, Bolivia, and a Reevaluation of Regional Ore Lead IsotopeProvinces. Economic Geology, 97 (3) 573-592 doi:10.2113/gsecongeo.97.3.573 | Journal (article/letter/editorial) | | Sources of Lead in the San Cristobal, Pulacayo, and Potosí Mining Districts, Bolivia, and a Reevaluation...south-central Bolivia, including the very large recently discovered silver-zinc deposit at San Cristobal, the...the Pulacayo polymetallic district, and the giant Potosí silver-tin-base metal deposit. Lead isotope ratios...ratios of ores and igneous rocks from the San Cristobal deposit and from Paleozoic and Cretaceous sedimentary...lead, and by inference of other ore metals, at San Cristobal to be the metamorphic basement rocks. Leaching |  | | Report (volume) | | Mineral Deposits of the San Cristobal District Villa Martin Province Potosi, Bolivia By HERBERT S. JACOBSON...Prepared in cooperation with the Servicio Geologico de Bolivia as part of the cooperative training program under...________________________________ History of the district __________'. _________ Previous investigations...Animas mine ______________________________ Bertha mine _____________________________ Colon mine _____...Hedionda mine ____________________________ Inca mine ______________________________ Tesorera mine _____ |  | | Report (issue) | | U.S. Geological Survey and Servicio Geologico de Bolivia in cooperation with the Trade Development Program...the U.S. Geological Survey-Servicio Geol6gico de Bolivia as part of the Mineral Resource Evaluation of...reports in the files of the Servicio Geologico de Bolivia located in their main office in La Paz. All of...States, and the Servicio Geol6gico de Bolivia in La Paz, Bolivia. This report is an edited version of...adjacent deposits, or a formally designated mining district. For some mining districts described in this report |  | | Journal (article/letter/editorial) | | at: No. 19, Beitucheng Western Road, Chaoyang District, 100029 Beijing, P.R. China. E-mail address:...sulfides such as pyrite, chalcopyrite, sphalerite, galena, and tetrahedrite/tennantite associations are another...pyrite –arsenopyrite ± pyrrhotite ± sphalerite ± galena ± chalcopyrite ± tetrahedrite / tennantite as ore...sulfides content (5-20 vol%), pyrite – sphalerite – galena – chalcopyrite – tetrahedrite / tennantite as chief...sporadic IS deposits were also reported in Altiplano province (Noble et al., 1990) as well as central and Northern |  | | Report (volume) | | Cordillera Occidental, Bolivia By U.S. GEOLOGICAL SURVEY and SERVICIO GEOLOGICO DE BOLIVIA With a section on...Cordillera Occidental, Bolivia I by U.S. Geological Survey and Servicio Geol6gico de Bolivia; with a section...mineral resources-Bolivia-Cordillera Occidental. 3. Geology-Altiplano. 4. Geology-Bolivia-Cordillera Occidental...Geological Survey (U.S.) II. Servicio Geol6gico de Bolivia. Ill. Series. QE75.B9 no. 1975 [TN39.A4] 557...of cooperation between the Servicio Geologico de Bolivia and the U.S. Geological Survey. The geologic |  | | Journal (article/letter/editorial) | | Deposition in the Purisima-Colon Vein System, Pachuca Real del Monte District, Hidalgo, Mexico* JOHN E...Monte district is a leading example of a low total sulfide epithermal vein-type silver district. In its...percent. Hosting the more than 100 veins of the district are calc-alkalic series volcanic rocks of Oligocene-mid...north-south–trending Purisima-Colon vein system of the Pachuca Real del Monte district where field, petrographic...of low total sulfide silver veins. The Purisima-Colon vein deposits are located in a high-angle normal |  | | Journal (article/letter/editorial) | | Silver–Gold–Lead Intermediate Sulfidation Epithermal District, Eastern Lachlan Orogen, New South Wales, Australia...silver–gold–lead district 94 km west–southwest of Sydney. Mineralization in the district forms part of a...tetrahedrite–tennantite–gold assemblage, then a galena–chalcopyrite–native silver–pyrite assemblage, and...the Colon Peaks–Silver Peak mine area, whereas arsenopyrite, which is present in both the Colon Peaks–Silver...Peaks–Silver Peak and Wollondilly mine areas, is absent in other lodes along the Yerranderie Fault. The Yerranderie |  | | Report (volume) | | _________ Siria mine ________________________ ------------- __ ----Los Hornitos mine ______ ;_______...--- Page 44 44 44 45 San Fernandez mine_---------------------------------San Francisco mine________...mine____________________________________ La Uni6n mine ________________ -----------------------(}uatemala_______...______ __ ____ ______ _ 48 48 49 50 51 51 51 La Paz mine ______ ---------------------------Cabanas distr...district___________________________________ La Joya mine ____ ----------------------------La Corona depos |  | | Journal (article/letter/editorial) | | Northern Rhodesia is a summaryof a memoirby A.M. J. de Swardt,Directorof the Geological Survey,and A. R...Bukandaprospect 18. NkombwaHill 19. Mivula Hill 20. Aries Mine 21. Chapalapatagranite 22. Lusandwasyenite 11....Provinceof the Congothe sedimentsare divided into the Mine Seriesand the overlyingKundelunguSeries. Work by...evidenceis inconclusive.In the vicinity of Mtuga Mine all theserockscarry chalcopyrite, but in the surroundingarea...isoclinallyfoldedon NNE axesthat swingENE near the mine. "The muscovite occursin greisenizedquartz-micr |  | | Book | | Boletin nuimeros 40 and 41 (Instituto Geoldgico de México, 1922, 1923), has an author been able...It is the hope and wish of the Sociedad Mexicana de Mineralogia, which promotes the study of Mexican...subject. Miguel Romero PhD President Sociedad Mexicana de Mineralogia Tehuacan, Puebla PREFACE This book...arose only after the establishment of the Colegio de Mineria (College of Mining) in México City on January...extracted from them. Fausto de Elhuyar (1755-1833), the first director of Colegio de Mineria appointed the | | | Book | | authoring Boletfn numeros 40 and 41 (Instituto Geol6gico de Mexico, 1922, 1923), has an author been able to provide...It is the hope and wish of the Sociedad Mexicana de Mineralogia, which promotes the study of Mexican...subject. Miguel Romero PhD President Sociedad Mexicana de Mineralogfa Tehucican, Puebla PREFACE This book...arose only after the establishment of the Colegio de Mineria /College of Mining) in Mexico City on January...extracted from them. Fausto de Elhuyar ( 1755-1833), the first director of Colegio de Mineria appointed the |  | | Journal (issue) | | 5978/9 • - §~usne~t:'~ .· ~~«>n .. Y~h~.n,. :;e:«de /.2,!'5. ~ndo:n. / "::'UZ..~~/4 ~uhn-, ~ y~"...from Broken Hill Mine . Text-fig. I Generalised geology of Broken Hill district Text-fig. 2 Geological...Geological map of the immediate neighbourhood Broken Hill Mine . . . . . • • Text-fig. 4 Serial sections of...Plot of 840 joints and fractures from Broken Hill Mine Text-fig. 9 No. 2 Kopje Orebody . . . • ''...Manufacture in Uganda Plate I General View of Tororo district Plate II Panoramic view of the Cement Works |  | | Report (issue) | | 11 L ,Ii't:;ja .E 4 "lc (:il?.'1 )44o,Il':).ciI.,de,.':si;.1'*I:l.,•'1:4.14 y,i-1 :.'0.„,:-./1 ' .::'':::::...Honduras ; Mexico ; United States . 8 7 S. America : Bolivia ; Chile ; Colombia ; Peru . 1 2 6 WORLD MAP OF.... . . CentralAmerican States • SouthAmerica : Bolivia and Chile . . Argentina • . ...., Brazil . . ....both gold and silver. T h u s , in the Kongsberg district the proportion of silver to gold is given a s...tables to remove such substances as tetrahedrite, galena and blende (which are smelted), and is then separated |  | | Journal (article/letter/editorial) | | the occurrence of varlamoffite at the Sardine tin mine, North Queensland, Australia R. G. TAYLOR, B.Sc...Herzenberg 0946), who described a sample from Bolivia, concluded that it contained a hydrous colloidal...Government geologist, visited the well-known Sardine tin mine, which is situated near Ewan, in the Kangaroo Hills...diagnosis. Mode of occurrence. The Sardine tin mine is small and privately owned, and is unique amongst...native bismuth, matildite (?), bournonite, and galena. This sulphide assemblage appeared at a vertical |  | Burisch, Mathias, Hartmann, Anthea, Bach, Wolfgang, Krolop, Patrick, Krause, Joachim, Gutzmer, Jens (2019) Genesis of hydrothermal silver-antimony-sulfide veins of the Bräunsdorf sector as part of the classic Freiberg silver mining district, Germany. Mineralium Deposita, 54 (2) 263-280 doi:10.1007/s00126-018-0842-0 | Journal (article/letter/editorial) | | as part of the classic Freiberg silver mining district, Germany Mathias Burisch 1 & Anthea Hartmann...regions of the Freiberg vein-type silver mining district comprise several sub-districts of which Bräunsdorf...of Ag were produced from the Neue Hoffnung Gottes mine near Bräunsdorf. The Neuer Segen Gottes Stehender...polymetallic mineralisation in the Bräunsdorf sub-district, we conducted detailed textural analyses of ore...vein-type systems similar to those of the Freiberg district. This relationship may be of potential use for |  | | Journal (issue) | | Montgomery Colemanite Pseudomorphs from the Corkscrew mine, Death Valley, California ........................call for appointment Tourmaline Tourmaline Queen Mine Pala, California NEW A C Q U ISITIO N S : AZURITE...Classics from Europe Plus a new collection from Bolivia Please call us or visit our showroom, "The Collector...I found a small vein of pyrite at the Burlington mine near Jamestown, Boulder County, Colorado. We found...obscure. On the other hand, a place like the San Francisco mine in Sonora, M exico, will most certainly appear |  | Dewaele, S., De Clercq, F., Hulsbosch, N., Piessens, K., Boyce, A., Burgess, R., Muchez, Ph. (2016) Genesis of the vein-type tungsten mineralization at Nyakabingo (Rwanda) in the Karagwe–Ankole belt, Central Africa. Mineralium Deposita, 51 (2) 283-307 doi:10.1007/s00126-015-0608-x | Journal (article/letter/editorial) | | Karagwe–Ankole belt, Central Africa S. Dewaele 1 & F. De Clercq 2 & N. Hulsbosch 2 & K. Piessens 3 & A. Boyce...Kibara belt together host a large metallogenic province that contains numerous graniterelated ore deposits...studies on the tungsten deposits are relatively scarce (De Clercq et al. 2008; Goldmann et al. 2013). In addition...been investigated in the past by Varlamoff (1947), De Magnée and Aderca (1960), Frisch (1975), Pohl (1976)...been called the BTungsten belt^ (Varlamoff 1958; De Magnée and Aderca 1960; Baudin et al. 1982), in analogy |  | Ward, Dwight Edward, Goldsmith, Richard, Cruz, Bruna B., Restrepo, Jaime, Hernan, A. (1970) Mineral resources of the southern half of Zone III Santander, Norte de Santander and Boyaca, Colombia. Open-File Report Vol. 1970 (70-359) US Geological Survey doi:10.3133/ofr70359 | Report (issue) | | OF THE SOUTHERN HALF OF ZONE III SANTANDER, NORTE DE SANTANDER, AND BOYACA, COLOMBIA by Dwight E. Ward...Cruz B. and Hernan Restrepo A. Institute Nacional de Investigaciones Geologico-Mineras U. S. Geological............... 23 California and Vetas mining district................. 23 Geography.................(continued) California and Vetas mining district (continued) Mine investigations.......................................................... 51 Tembladal Mine........................................ 52 Cerro |  | | Book (volume) | | up 165 for to Temiskaming Cochrane district read district. Ref. 4, under oruetite, add See also... for VVakatipu district, CoUingwood, 294 Zealand read Wakatipu 303 line district, 8 in synonomy...for Co4As8^ read C04AS81*. tinder ref. 10 add 11. de Jong (Physica, 6, 325, 1926) by powder and rotation...and the corresponding citation (Hudson Bay 309 mine). in Ref. 4, line Z, for 670 read 676. 310 in...preferred position. in the figure labeled 461 San Jose, Bolivia, for the brachydome v read w. insert superscript |  | | Report (volume) | | northern Cauea_____________________________ Norte de Santander_-----_-_______-_________________-_....___..._______________ Cerro de Cobre prospect__________________________________ San Rafael prospect_______..._________________--__---___-----------------Pato district._________________--__-_-----------------Cuturti...ral Antioquia placers._________________________ San Andre"s niine-___-------_---------------------Providencia...mines__--_______-__--_-----_-----------------------Segovia district-____________-________-_-_-_---------Silencio |  | | Journal (article/letter/editorial) | | age of the Katanga metasediments of the Central Province and dates the waning phases of the Lufilian orogeny...Shale Transition Beds Arkose Basal conglomerate Mine ' Series . Katanga System — - - - Unconformity...which is described as a basal conglomerate by the mine geologists, some of whom make a distinction between...The " pebbles " of the basal conglomerate in the mine are ellipsoids of various sizes, with an outer grey...McKinnon and Smit were found in this part of the mine.) From the foregoing there appears to be little |  | | Catalog/List | | rock, very odd, 4x 8x 4", $3.00. CASSITERITE Bolivia. Mammoth shiny twinned xis from Araca. The dark...1", $12.50. Bingham FERBERITE Colorado. \Veil de,•eloped xis on a 1mre mnss of ferberlte about 3 x...$G.0o . - - - MATLOCK I TE England. -Xled on galena, fair quality, l ·x l�". $3.00. M I CROCLI NE...Idaho. From n new d!Rcovery In the Coeur D'Alene District. The xis, some as large as l", are of n grcen1'•h...hotn·nlcolon,. The chalcedony replaces coral. Specimens vary |  | | Report (Issue volume) | | Nigeria, Kenya, Philippines, Ecuador, Argentine and Bolivia. Staff in Departments Overseas IN I 9 6 5 the...not possible to offer any immediate assistance, nor were the Greek requirements put forward in sufficient...made to Kenya and Uganda for consultations, and a galena-barytes-bearing area on the Kenya coast was examined...traverses over mineralised faults in the Coast Province of Kenya', by R. B. Evans. A Special Report entitled...Experimental Officer. Thirty samples from the Emperor Gold Mine, Fij i, were assayed for gold and silver and traces |  | | Thesis/Dissertation | | The mineralogy of the Mapimí mining district, Durango, Mexico Item Type text; Dissertation-Reproduction...net/10150/565169 THE MINERALOGY OF THE MAPIMl' MINING DISTRICT, DURANGO, MEXICO by Victor Joseph Hoffmann A...entitled The Mineralogy of the Mapimi Mining District,______ Durango, Mexico______________________________...samples from the mines and offered information on the mine locations and their access. Mr. Salvador Davila...Institution from both the collections of Ojuela mine specimens obtained by Foshag in 1934 and from the |  | | Report (issue) | | by the Geological Survey at Mrima Hill in Coast Province. In Uganda, 7,100 sq. miles had been geologically...and the Mumbwa District, the former including the valley proper in the Gwembe District and its flanks... regional mapping was extended to the Eastern Province east of the Luangwa River. At the time of writing...and associated minerals near Isoka in Northern Province, and the discovery of a new phosphate mineral...discovery of a group of carbopatites in Feira District; the working out of the succession and structure |
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