 | | Journal (article/letter/editorial) | | Sunumi mine, Pakajake Canyon, Chayanta Province, Potosí Department, Bolivia, penroseite occurs in hydrothermal...naumannite, gerdsdorffite, clausthalite, pyrite, and chalcopyrite. Here, it is typically in columnar, metallic...New York State. (Continued from page 276) Colquechaca. This led to a tentative assignment of the wrong...current type locality was established because the Colquechaca mine and other nearby mines contain no selenium...mineral localities: The Pacajake Selenium mine, Potosí, Bolivia. Mineralogical Record 34:339–57. ❑ Penroseite |  | | Report (issue) | | No. 12: Bolivia ht of Mineral Collecting N 978-0-9790998-5-4 Publisher Lithographie, LLC Denver, Colorado...specimen 'being sold with the shrine when he was in Bolivia buying mineral specimens in the 1970s. He took...ophyllite; 5. 2 cm tall Cerro Rico, Potosi, B,atillo province, Potosi Andy Seibel col/action Jejf-SC,m/.plwto...Yaalte: 12.5 cm wide Siglo XX Mine, ,U� Bustillo province, Potosi Malty Zinn colkdknt (ex Marv Rausch) Jase...640 200 100 600 The Political Divisions of Bolivia (after United Nations Map No. 3875, Peacekeeping |  | | Journal (issue) | | sequential deposition of copper sulfides ranging from chalcopyrite to bornite to chalcocite. Specimens reviewed...observed several times by this writer was of chalcopyrite in stalactitic form, sometimes a fine yellow...doubly terminated, and rest on quartz with minor chalcopyrite. Bornite Cu5FeS4 Bristol is recognized as one...number of specimens seen show bornite coating chalcopyrite, and in some cases replacing it, as in the stalactitic...have been labeled as bornite pseudomorphs after chalcopyrite or chalcocite; individual study of these specimens |  | | Journal (issue) | | Four Articles The El Desierto sulfur mine, Potosí, Bolivia . . . . . . . . . . . . . . . . . . . . . ...of the Mazarrón-Águilas mining district, Murcia Province, Spain . . . . . . . . . . . . . . . . . . . ...mineral localities: The Pacajake selenium mine, Potosí, Bolivia . . . . . . . . . . . . . . . . . . . . . ...Desierto Sulfur Mine Potosi,Ä Bolivia Alfredo Petrov Cochabamba, Bolivia e-mail: alfredopetrov@earthlink...off for the remote El Desierto sulfur mine in Bolivia to check on the progress of our specimen-mining |  | | Journal (article/letter/editorial) | | the polymetallic hydrothermal ore deposits in Bolivia A. Sugaki ~, S. Kojima ~ and N. Shimada 2 i Institute...barite from the 28 tin-polymetallic ore deposits in Bolivia. Generally, the homogenization temperatures and...were confirmed. The province of the Eastern Cordillera of the Andes in Bolivia is a geologically important...fluid inclusions in ores from some tin deposits in Bolivia have been given by Little (1960), Kelly and Turneaure...deposits in Bolivia. We have already reported fluid inclusion data for some deposits in Bolivia (Sugaki et |  | | Journal (article/letter/editorial) | | Atocha-Quechisla District Sud Chichas Province, Potosí Department, Bolivia O ne of the perks of my job is...Atocha-Quechisla district, Sud Chichas Province, Potosí Department, Bolivia. The main crystal is a modified...Saint-Hilaire, all located near Montreal in Quebec Province. I thought that the specimen we have in the collection...with analcime from Mont Saint-Hilaire, Quebec Province, Canada. The specimen is 9 × 8.5 × 6 cm. Royal...after serandite, from the Poudrette quarry, Quebec Province, Canada. The specimen is 22.5 × 10 × 6 cm. Royal |  | | Journal (article/letter/editorial) | | cycle .............. The Tertiary petrographic province ............................. The Tertiary me...excellentwork of Myron Davy (I92O), the Bolivian Tin Province has beenthe object of much detailedresearch. Its...a short summary of the present knowledgeof the province. Many questionshave not yet been solved;geologicaland...provenearly Tertiary2 ageare knownin this part of Bolivia. The batholith of apliticgranitewhichI foundin...canism in themiddle andsouthern partsof thetin province pro• Theageof theyoungmagmatie rocksof Peru,especially |  | Förster, Hans-Jürgen, Bindi, Luca, Stanley, Chris J., Grundmann, Günter (2017) Hansblockite, (Cu,Hg)(Bi,Pb)Se2, the monoclinic polymorph of grundmannite: a new mineral from the Se mineralization at El Dragón (Bolivia) Mineralogical Magazine, 81 (3) 629-640 doi:10.1180/minmag.2016.080.115 | Journal (article/letter/editorial) | | mineral from the Se mineralization at El Dragón (Bolivia) HANS-JÜRGEN FÖRSTER1,*, LUCA BINDI2, CHRIS J....Pb)Se2, is a new selenide from the El Dragόn mine, Bolivia. It typically occurs in thin subparallel plates...structure, selenium, El Dragόn, Bolivia. Introduction THE Andes of Bolivia host two volumetrically minor... district of Hiaco de Charcas, and El Dragόn, Province of Antonio Quijarro, both in the *E-mail: hans-juergen...© 2017 The Mineralogical Society Department of Potosí. The geology and ore mineralization of the El Dragόn |  | | Report (issue) | | a3. a = 5.991 Z=4 X-ray Powder Pattern: Colquechaca, Bolivia. 2.68 (100), 2.45 (100), 1.806 (90), 1.599...(2) 12.5 9.2 5.7 72.3 Total 99.9 99.7 (1) Colquechaca, Bolivia; by electron microprobe, corresponds to...gersdorffite, tiemannite, pyrite, chalcopyrite (Pacajake mine, Bolivia); clausthalite, sederholmite, trüstedtite...east-northeast of Colquechaca, Potosı́, Bolivia [TL]. At Shinkolobwe, Katanga Province, Congo (Shaba Province, Zaire) |  | | Journal (article/letter/editorial) | | deposits of thisrangeintoa singlemetallogenic province,in spite of the occurrenceof distinct cassiteriteand...Mines of the QuimsaCruz Rangeand one on the Colquechaca Silver-Tin District have not been publishedat...in Davy's classification. In the article on Colquechaca,it is stated "at certain points, or even over...mineralization in the eastern cordillera of Bolivia is established beyondquestion. As examplesof...Arsenopyriteis abundant,and small amountsof pyrite, chalcopyrite,and sphaleriteare encountered. Needlesof tourmalineproject |  | | Journal (article/letter/editorial) | | Bournonite Yaogangxian Mine, Chenzhou, Hunan Province, China T here are certain mineral species that...most prolific being the Yaogangxian mine, Hunan Province. (Additional locality information and photographs...associated with pyrite, galena, sphalerite, chalcopyrite, stibnite, boulangerite, zinkenite, tetrahedrite...in the Vibora and other mines at Machacamarca, Potosí, where it occurred with augelite, tetrahedrite...Pulacayo, Potosí, where it was associated with pyrite, freibergite, pyrargyrite, chalcopyrite, sphalerite |  | | Report (chapter) | | hydrothermal systems in some sub-volcanic tin deposits of Bolivia J. N. Grant Department o f Geology, Royal School...Geol6gico de Bolivia ( G E O B O L ) , La Paz, Bolivia G. Avila Servicio Geol6gico de Bolivia ( G E O B...B O L ) , La Paz, Bolivia 5 5 2 . 3 : 5 5 3 . 2 1 6 . 5 : 553.45(84) Synopsis The tin deposits o f the...southern part o f the Cordillera Oriental o f Bolivia consist of complex vein systems and pervasive disseminated...during late Mesozoic and Tertiary times, the tin province must be explained in terms of Special phase changes |  | | Journal (article/letter/editorial) | | Sandpoint, Bonner County, where they were found on chalcopyrite joint coatings. Other occurrences in the same...sharp platy crystals in vugs associated with chalcopyrite and barite in the North Star, Tonopah Extension...depths of 2,500 feet associated with pyrite, chalcopyrite, sphalerite, galena, acanthite, stephanite,...it occurs in crystals to 3 cm associated with chalcopyrite, quartz, and calcite. Mines at both Zacatecas...were once available from the mines at Colquechaca, Potosí, Bolivia. Elsewhere in South America, polybasite |  | | Catalog/List | | l $28.50 ANDORITE - !tos Mine, Dept. of Oruro, Bolivia - Dana locale - See the Min. Record, May-June 1975...quality. S85. ARGYRODITE, PYRARGYRITE - Colquechaca, La Paz, Bolivia - Dana locale for both minerals - ror...a visit to the then very old Silver mines of Colquechaca (Montgomery's trip was in 1925). Argyrodite is:...mentions of the occurrence af Argyrodite from Colquechaca can be found in "EM"11, P. 42, and "HB" I, P...often the rule an Pyrargyrite specimens from Colquechaca. Argyrodite has fonned as small, metallic black |  | | Report (volume) | | lattices of sulfide minerals, such as pyrite, chalcopyrite, sphalerite, galena, marcasite, and arsenopyrite...Mountains, Germany; Copiapo, Chile; and Colquechaca, Bolivia; and the pitchblende-bearing sulfide veins...absent. The Hiaco (Pacajake) silver mine near Colquechaca, Bolivia, and the silver-lead selenide vein at Cerro...minerales de Bolivia : Bilbao, Banco Minero de Bolivia y Corporacion Minera de Bolivia, p. 223-224. The...region, 25 kilometers east southeast of Colquechaca, Bolivia, was discovered in 1935. The deposit is |  | | Report (issue) | | Powder Pattern: Chocoya la Vieja mine, Potosı́, Bolivia. 3.13 (10), 3.00 (9), 1.762 (5), 2.31 (4), 1.831...(3) Chemistry: Cu Sb S Total (1) Pulacayo mine, Bolivia. (2) CuSbS2 . Occurrence: (1) 24.72 48.45 26.20...hydrothermal veins. Association: Jamesonite, chalcopyrite, pyrite, tetrahedrite, stibnite, andorite, stannite...Germany [TL]. At Capileira, Sierra Nevada, Granada Province, Spain. Fine large crystals from Saint-Pons, ...Wadi of Cherrat, east of Casablanca, Morocco. In Bolivia, at the Pulacayo mine, Huanchaca; Tapi near Tupiza; |  | | Journal (article/letter/editorial) | | and Shinkolobwe, Zaire; Tsumeb, Namibia; Colquechaca, Bolivia; Mounana, Gabon; Terlingua, Texas; Mt. St...pseudomorphs after argentite crystals with chalcopyrite and dolomite, Valencia Figure 9: Golden brown... Nuristan, Laghman hattan, Nevada (9.5 cm). Province, Afghanistan (5.3 cm). Figure 13: Silver, Calumet...blue-green vivianite crystals, Montserrat mine, Pazna, Bolivia (12 cm). Figure Figure 19: Transparent, light... V . San Isidro N. 380, San Jose mine, Oruro, Bolivia (8.5 cm). Figure 70: Brown pyrosmalite crystal |  | | Journal (article/letter/editorial) | | Naumannite-AgzSe Naumannite with clausthalite and chalcopyrite in carbonate gangue, from Tilkerode, Harz, Germany;...clausthalite (light grey) in a veinlet partly rimmed by chalcopyrite in carbonate gangue; Tilkerode, Harz mountains...veinlets of clausthalite (grey-white); Coiquechaca, Bolivia. Frc.6. Eucairite (light grey) intimately intergrown...naumannite associated with penroseitefrom Colquechaca,Bolivia (Bannister & Hey, 1931 ,p.319) is probably...CusSezformed by pyrosynthesis. 19. Penroseite, Colquechaca, Bolivia. 20. Compound (Ni,Cu)Sez formed by pyrosynthesis |  | | Journal (article/letter/editorial) | | C. After the Punic Wars, Iberia became a Roman province, and huge quantities of silver flowed from Spain...discovered. In 1535, Pizarro conquered Peru and Bolivia, and the incredible deposits of Potosi were discovered...silver mined up to that point in history, and Bolivia and Peru had also produced substantial amounts...photo. Figure 26. Andorite, 3.7 cm across, Omro, Bolivia. Terry Wallace specimen, Wendell Wilson photo....on the order of 1 cm across and come from Colquechaca, Bolivia. Although both of these minerals are known |  | | Report (issue) | | argentian tetrahedrite, argentian gold, pyrite, chalcopyrite. Distribution: In Germany, in the Harz Mountains...east-northeast of Colquechaca, Potosı́, Bolivia. At Tuminico, Sierra de Cacho, La Rioja Province, Argentina |  | | Journal (article/letter/editorial) | | reported crystals of pyrargyrite, polybasite, and chalcopyrite in ore from the Emma and Smuggler-Altmont mines...(crystals to 2 cm) and the Millotingo mine, Huarochiri Province (somewhat dull crystals to 3 cm long). Stout simple...to 6 cm were found in mines of the Colquechaca district, Bolivia, where they occurred with equally impressive...in the Tornohuaico mine at Porco. A suite of Colquechaca specimens containing light-darkened pyrargyrite |  | Müller, Barbara, Frischknecht, Rolf, Seward, Terry, Heinrich, Christoph, Camargo Gallegos, Willy (2001) A fluid inclusion reconnaissance study of the Huanuni tin deposit (Bolivia), using LA-ICP-MS micro-analysis. Mineralium Deposita, 36 (7) 680-688 doi:10.1007/s001260100195 | Journal (article/letter/editorial) | | reconnaissance study of the Huanuni tin deposit (Bolivia), using LA-ICP-MS micro-analysis Received: 17 April...quartz-cassiterite veins of the Huanuni tin deposit, Bolivia. Fluid inclusion assemblages were found in quartz...Gallegos Universidad TeÂcnica de Oruro, Oruro, Bolivia Present address: B. MuÈller Division of Applied...The Bolivian tin province The Bolivian tin belt is a well-de®ned metallogenetic province extending from...sphalerite are the most abundant sulphides. Chalcopyrite, arsenopyrite and stannite and lesser galena |  | | Report (issue) | | Association: Galena, tetrahedrite, sphalerite, chalcopyrite, pyrite, stibnite, zinkenite, siderite, quartz...Prunières [ck??Gard??also], Isère. In Bolivia, from Chorolque, Colquechaca, Pacuani, Machacamarca, and Oruro; |  | | Book (edition) | | 01-50 Coloradoite II/C.01-60 Lautite II/C.02-10 Chalcopyrite II/C.03-10 Eskebornite II/C.03-20 Lenaite II/C...Myrmekitic intergrowth of native silver (white), chalcopyrite (olive), and cabriite (pinkish cream, slight...telargpalite (cream, here lighter than oulankaite), chalcopyrite (yellow), silicates (dark grey); Lukkulaisvaara...brown anisotropy), telargpalite (brownish grey), chalcopyrite (bluish grey), silicates (multicolour internal...anisotropy), cabriite (dark), geversite (dark), chalcopyrite (dark); Oktjabrsky, Norilsk, GUS [d]; Nic. + |  | | Journal (article/letter/editorial) | | Metallogenetic Epochs and Provinces of Bolivia The Tin-Province (Part I) The Metallogenetic Provinces...the Altiplano (Part II) F. A~LFELD Cochabamba, Bolivia Partf. An attempt is made to solve the relationships...formation of ore deposits using the Bolivian tin-province as an example. In the eastern Cordillera we are...tin-silver mineralization is discussed. Within the tin-province three metallogenic epochs are recognized, with...down-faulted and consequently preserved. The polymetallic province of the Altiplano contains subvolcanic ore deposits |
|
