 | | 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 (article/letter/editorial) | | resultsof my investigations. Thecrystalformof cassiterite varieswiththeconditions under whichit is deposited...deposited.I candistinguish the followingtypesin Bolivia: Pegma. titic Form: Mostly simple.ditetragonalpyramids...crystalsapproach the needletin type. Most of the cassiterite hasbeendeposited in colloidalstateand frequently... DISCUSSION AND COMMUNICATIONS. 547 gene cassiterite,specimensof undoubtedsupergeneorigin were examined...dissolvingcassiteritesince they (especiallyin Bolivia) are always acid. Alkaline surfacewaters are t |  | | Journal (article/letter/editorial) | | the polymetallic hydrothermal ore deposits in Bolivia A. Sugaki ~, S. Kojima ~ and N. Shimada 2 i Institute...sphalerite, cassiterite, and barite from the 28 tin-polymetallic ore deposits in Bolivia. Generally,...comparatively high for ore deposits formed by cassiterite mineralization, such as Morococala and Avicaya...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 |  | | Journal (issue) | | livia Alfredo Petrov Casilla 1728 Cochabamba, Bolivia e-mail: alfredopetrov@earthlink.net Bill and Carol...Colorado 80020 e-mail: smith72@attglobal.net Bolivia, a landlocked nation three times as large as M...this gazetteer. INTRODUCTION Most people think of Bolivia as a land of great mountain ranges and high cold...description only fits the southwestern third of Bolivia. The two thirds of the country to the north and... Cerro Manomo. The northeastern two thirds of Bolivia contains the fastest growing regions; industrial |  | | Report (issue) | | 5.856(16) c = 17.338(5). X-ray Powder Pattern: Bolivia. 3.44 (100), 2.91 (100), 2.86 (100), 2.82 (100)...100.19 100.53 (1) Chocaya, Bolivia. (2) Poopó, Bolivia. (3) San Jose, Bolivia; electron microprobe analysis;...family. Occurrence: In hydrothermal Ag-Sn deposits (Bolivia); in a limestone contact metamorphic deposit (Kalkar...Cylindrite, teallite, plagionite, zinkenite, cassiterite, wurtzite, pyrrhotite, marcasite, arsenopyrite... galena, pyrite, sphalerite, siderite (Bolivia); cassiterite, galena, stannite, teallite, cylindrite |  | | 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 |  | | Journal (article/letter/editorial) | | deposits of thisrangeintoa singlemetallogenic province,in spite of the occurrenceof distinct cassiteriteand...veintypes,in whichthereis a transitionfrom the cassiterite to the complexsulphideveins. This differedfrom...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 |  | | 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...dolomite, fluorapatite, pyrite, fluorite, barite, cassiterite, and ferberite (Phillips and Griffen 1981). The...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 |  | | 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...not controlled by the major veins. Low-grade cassiterite mineralization is dispersed throughout the inner |  | | Journal (article/letter/editorial) | | mineralization is characterized by an abundance of cassiterite and sulfide minerals as well as a large variety...(12–16 Ma) in NW Argentina, and particularly in Bolivia, is important because dacitic domes and intrusive...to their location and orientation (Fig. 2). The Potosí, San Miguel, Chocaya, Oploca, San Pedro, Llallagua...steeplydipping and strike at 105° whereas the Blanca and Colquechaca veins strike near 305°. The veins of the Potosi...occurs around the San Miguel, Veta Blanca and Colquechaca veins (Malvicini, 1978; Paar et al., 1996; Rosas |  | | Journal (article/letter/editorial) | | some Bolivian minerals (Jamesonite, Andorite, Cassiterite, Tourmaline, &c.). By L. J. SP~CEa, M.A., F.G...Tetrahedrite. Axial ratios and analysis of Valentinite. Cassiterite. Tourmaline and Tourmaline-Hornfels fl'om Tasna...manager in Bolivia. Another collection , which may be specially mentioned, was brought from Bolivia by Sir...pyrargyrite with crystals of argyrodite from Colquechaca, and a large mamillated mass of native copper...silver from the Cobrizos mine at San Cristobal in province NorLipez, have been presented by Sefor F. Avelino |  | | Journal (article/letter/editorial) | | the Ag-Sn Formation located within Argentina and Bolivia have been investigated mineralogically and geologically...Argentina, respectively. The Geological Survey of Bolivia contributed through help with the logistics. The...the wide-spread occurrence of tin minerals (cassiterite, stannite, kësterite, ferrokësterite, hocartite-pirquitasite)...related to the presence of indium-rich sphalerite, cassiterite, petrukite and sakuraiite. The polymetallic deposits...gold- and silverbearing tellurides. The selenium province at La Rioja is the largest one on earth. The prominent |  | | Journal (article/letter/editorial) | | gives lower Mioceneages. In central and southern Bolivia the tin depositsare complex vein systemsassociated...to 20 m.y. Several of the major tin depositsof Bolivia, includingthe Catavi depositat Llallagua, fall...extended across the width of the Andes almost Bolivia, there are some remnants of epicontinental to the...ARICA Iq ' J • DATED LOWER MIOCENEJ ERUPTI VE/ BOLIVIA / COMPLEXES WlTHJ d (CuPORPHYRYIOF U.MIOCENE AGE... (U:Pb); and 5, Coasa, 238 4- 11 m.y. (U:Pb). Bolivia, the northerntin belt, K-At data reportedin Clark |  | | 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 |  | 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...studied in selected quartz-cassiterite veins of the Huanuni tin deposit, Bolivia. Fluid inclusion assemblages...in quartz that bracket at least one stage of cassiterite deposition, and some were found in quartz crystallised...Salinities in ¯uid inclusions related to the cassiterite deposition were up to 22 wt% NaCl equiv., and...Gallegos Universidad TeÂcnica de Oruro, Oruro, Bolivia Present address: B. MuÈller Division of Applied |  | | Journal (article/letter/editorial) | | Stanniferous Ap;q~rodite f r o m Bolivia : The Identity of the so-called " Crystallised Brongniardite... [Read February 1st, 1898.] HE occurrence in Bolivia of minerals containing the rare element germanium...Argyrodite and a new Sulpho~tannate of Silver from Bolivia." Amer. Journ. Sci. 1894, XLu 451-4; Abstract,...described. STANNIFEROUS ARGYRODITE FROM AULLAOAS, BOLIVIA. In 1894 Mr. Jacobo Aillon presented to the British...village, 15,500 feet above sea level, in the province Chayanta, of the department Potosi. The specimens consist |  | | Journal (article/letter/editorial) | | Stanniferous Ap;q~rodite f r o m Bolivia : The Identity of the so-called " Crystallised Brongniardite... [Read February 1st, 1898.] HE occurrence in Bolivia of minerals containing the rare element germanium...Argyrodite and a new Sulpho~tannate of Silver from Bolivia." Amer. Journ. Sci. 1894, XLu 451-4; Abstract,...described. STANNIFEROUS ARGYRODITE FROM AULLAOAS, BOLIVIA. In 1894 Mr. Jacobo Aillon presented to the British...village, 15,500 feet above sea level, in the province Chayanta, of the department Potosi. The specimens consist |  | | Report (issue) | | 589(1) Z=4 X-ray Powder Pattern: Machacamarca, Bolivia. 3.02 (100), 1.863 (50), 2.66 (40), 3.14 (30),...Total 99.95 99.68 100.00 (1) Chocaya, Bolivia. (2) Aullagas, Bolivia. (3) Ag8 GeS6 . Polymorphism & Series:...Germany); in high-temperature Sn–Ag deposits (Bolivia). Association: Canfieldite, stephanite, acanthite...diaphorite, marcasite, pyrite, galena, sphalerite, cassiterite, siderite. Distribution: In Germany, in Saxony... At a number of localities in Bolivia, including Aullagas, Colquechaca, Potosı́, Oruro, Porco, Chocaya |  | | Report (issue) | | c = 10.96 Z=2 X-ray Powder Pattern: Tacama, Bolivia. 3.26 (100), 1.98 (80), 1.72 (70), 2.03 (50), 2...89 24.73 Total 100.6 99.9 100.00 (1) Tacama, Bolivia; by electron microprobe, corresponding to (Ag1...typically in hydrothrmal tin-bearing Association: Cassiterite, cylindrite, franckeite, suredaite, stannite...fluorite. Distribution: In Bolivia, from Tacama [TL], Hocaya, Colquechaca, Potosı́, and Chocaya. In the...Pirquitas deposit, Riconada Department, Jujuy Province, Argentina. At Fournial, Cantal, France [TL]. |  | | Report (issue) | | 16.37 Total 99.29 98.33 100.00 (1) Aullagas, Bolivia. (2) Revelstoke, Canada; by electron microprobe...polybasite, freibergite, stannite, stannoidite, cassiterite, arsenopyrite, jordanite, marcasite, pyrrhotite...Distribution: In Bolivia, exceptional crystals from the Gallofa vein, Aullagas, near Colquechaca, and at the...Pirquitas deposit, Riconada Department, Jujuy Province, Argentina. In Canada, from about 33 km northeast...Prefecture, Japan. At Shuiji, Jianyang Co., Fujian Province, China. From the Karamken Au–Ag deposit, Okhotsk |  | | Report (issue) | | 090(2) Z=2 X-ray Powder Pattern: Montserrat, Bolivia. 2.84 (100), 3.41 (60), 1.419 (50), 3.27 (40),...44 Total [99.72] 100.00 (1) Santa Rosa mine, Bolivia; recalculated after deduction of Zn 1.08% as ZnS...be an important ore mineral. Association: Cassiterite, stannite, franckeite, cylindrite, galena, sphalerite...Alfredo mine, Colquiri; and the Aliada mine, Colquechaca. In the Ivigtut cryolite deposit, southwestern...the Changpo deposit, Dachang district, Guangxi Province, China. Name: To honor Jethro Justinian Harris |  | | Report (issue) | | GEOLOGICAL SURVEY MINERAL RESOURCE BIBLIOGRAPHY FOR BOLIVIA by Keith R. Long1 , Jane S. Ciener2 , Fernando...U.S. Embassy, La Paz, Bolivia. 4 Servicio Geologico de Bolivia, La Paz, Bolivia INTRODUCTION This bibliography...references useful for a mineral resource assessment of Bolivia. In its present form it is a nearly exhaustive...resources, economic geology and areal geology of Bolivia. References pertaining to mineralogy, geochemistry...(Federico), 1950, Nuevas publicaciones geologicas sobre Bolivia: Mineria Boliviana, v. 7, n. 53, p. 7-8. Earth |  | | Journal (article/letter/editorial) | | 14, Co 1.34, FezOs1.08: 100.37. Locality: Colquechaca,Bolivia. Tnunur.rm, AIr(SO4)3.4AICI'.4AI(OH)3.30H2O;...to the west coast of South America, he entered Bolivia by rail from Arica, Chile. The most important mine...Llaliagua, Bolivia, where a three weeks visit yielded many fine specimens of cassiterite, wavellite,...AMERICA 43 at length. At the silver mines of Colquechaca, reached by mule from Llallagua, the new mineral...penroseite was found. At various other mines in Bolivia excellent specimens of tealite, cylindrite, wolframite |  | | Journal (article/letter/editorial) | | and Shinkolobwe, Zaire; Tsumeb, Namibia; Colquechaca, Bolivia; Mounana, Gabon; Terlingua, Texas; Mt. St... 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...Figure 33: Lustrous black twinned crystal of cassiterite, Schlaggenwald, Bohemia (8 cm). Figure 34: Lime... V . San Isidro N. 380, San Jose mine, Oruro, Bolivia (8.5 cm). Figure 70: Brown pyrosmalite crystal |  | | Report (issue) | | 85(0.20)◦ Z = 2 X-ray Powder Pattern: Poopó, Bolivia. 3.85 (100), 2.885 (100), 3.9 (90), 3.06 (65),...33 Total 99.97 100.8 100.15 100.00 (1) Poopó, Bolivia; average of two analyses; corresponds to Pb3.17...jamesonite, boulangerite, cassiterite, galena, pyrite, sphalerite. Distribution: In Bolivia, with fine examples...mines, Huanuni; from the Nueva Virginia vein, Colquechaca; and from the Purisima vein, all in Oruro; also |
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