 | | Journal (article/letter/editorial) | | THE CHICOTE TUNGSTEN FEDERICO DEPOSIT, BOLIVIA. AHLFELD. ABSTRACT. The Chicotedistrict, situatedin...by the authorof nearly every tungstendepositof Bolivia* showedthat the wolframitedeposits belongto a well...yacimientosde wolfram de Bolivia. La Paz, 1942. 394 THE CHICOTE TUNGSTEN DEPOSIT, BOLIVIA. 395 It isontheedge...boundaryof the Inquisiviprovinceof the department oĹ La Paz, andthe Ayopayaprovinceof the department of Cochabamba...Chicotemountainplacing ChicoteGrande in the Inquisivi province andChicoteChicoin Ayopayaprovince(Fig⢠1) |  | | Report (issue) | | pseudomorph after borax, 17.6 cm, from the Baker mine, Kramer borate deposit, Boron, Kern County, California...Seibel and Jim Minette, in the then-underground Baker mine, a locale which literally vanished into air at some...cm, from the NâChwaning III mine, Kuruman manganese field, Cape Province, South Africa. Rocks of Africa...last year in the NâChwaning III mine, Kuruman manganese field, Cape Province, South Africa. Now a few more...pseudocrystals. Suolunite, 6.8 cm, from the Lac DâAmiante mine, Thetford Mines, Quebec. David K. Joyce Minerals |  | | 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...(presumably without the shrine) to a European in La Paz, Bolivui. Rolf Wein bought the specimen on July...ophyllite; 5. 2 cm tall Cerro Rico, Potosi, B,atillo province, Potosi Andy Seibel col/action Jejf-SC,m/.plwto...wp11ďż˝. Yaalte: 12.5 cm wide Siglo XX Mine, ,Uďż˝ Bustillo province, Potosi Malty Zinn colkdknt (ex Marv |  | | Journal (issue) | | Articles Famous mineral localities: The Bristol copper mine, Connecticut......................................in the U.S.A. notesfrom th r EDITORS OLD YUMA MINE Another great mineral locality has now been closed...longfamous Old Yuma mine near Tucson (see R. L. Jones, âFamous mineral localities: the Old Yuma mine,â in vol....period of activity, access to the mine was cut off in 1984. In 1996 the mine area was absorbed into the Saguaro...and Mining Company for the sum of $558,000. The mine is now owned outright by the Federal Government |  | | Journal (article/letter/editorial) | | scorodite, and some scorodite from the large Gold Quarry mine in Nevada contains significant phosphorus and vanadium...at the cobalt mine at Great Hill north of Cobalt, Middlesex County; the Booth bismuth mine at Monroe, Fairfield...Fairfield County; and the arsenic mine between Seymour and Derby on the west bank of the Naugatuck River...Januzzi 1976). It has also been found in the Wheeler mine, Merrimack County, and in the Parker Mountain pegmatite...the old arsenic mine at Warwick, Orange County, and similarly at the arsenopyrite mine at Pine Pond near |  | | Journal (article/letter/editorial) | | E veryone is familiar with iron sulfide-it is pyrite, FeS,, foolâs gold, brassy cubes, right? Well,...sulfides is far more complicated than simply that of pyrite, a mineral with which some are all too familiar...assuming that itâs a hexagonal pyrite. Many conclude that because pyrite is cubic, pyrrhotite must be hexagonal...unstable in humid environments, decrepitating like pyrite. Pyrrhotite could (and probably should) be considered...pentlandite. Pseudomorphs of marcasite, chalcopyrite, pyrite, arsenopyrite, pyrargyrite, magnetite, and quartz |  | | Journal (issue) | | Fine Minerals selection, barite from the Meikle Mine complex from the Great Basin Minerals selection...Australia, tel., 03-9314-9612) had several spessartine Mine ral News 2 crystals from Broken Hill, New South...had a good selection of the most incredible Acif Mine. Mibladen. Morocco vanadinites. These were all the...find with s maller (but still large!) miniature to la rge cabinet size specimens. Many people feel that...room Ottens Mineralien (on s pec imen la bels as : 945 I 8 Spiegc la u. KlingenbrunnBahnhof 24, Germa ny |  | | Report (issue) | | (potassiumfeldspar+biotite), phyllic (white mica+pyrite), argillic (clay4white mica), advanced argillic...Norte Cty, CA Santa Helena, Antioquia, Colombia Goto Mine, Luzan, P.I. References Wells, F. G. et al 1946...DEPOSIT DESCRIPTION Ore Minerals; Chalcopyrite+pyrite+molybdenite. Peripheral vein/replacement deposits...K-feldspar+actinolite, center. Outer propylitic zone. Late quartz+pyrite-fwhite mica+clay may be present. Ore Controls Veinlets...Surface iron staining may be weak or absent if pyrite content is low in protore. Copper silicates and |  | | Journal (issue) | | Trebisky and S. B. Keith The Minerals of the Zinc Hill Mine, Inyo County, California..........................Henderson The Mineralogy of the Department of Oruro, Bolivia..................................................c o rc l W \ Beryl. The Hiddenite and Emerald mine, near Stony Point, Alexander County, North Carolina...made his mark in a tourmaline find at the B.B. #7 mine in north Norway, Maine, and came to fame as the...specimens and gem materials in clude the Harvard mine for purple apatite, Plumbago mountain for rose quartz |  | | Report (issue) | | category ........ Estimated cumulative and annual mine production of tungsten contained in ore and concentrateâ...also recovered from placer deposits. Most current mine production of tungsten is from vein/ stockwork,...accounted for over three-fourths of the worldâs mine production of tungsten. China alone produced about...new mines in Brazil and boosted production in Bolivia, Japan, and Spain. In the 1950âs, during and after...resulted in numerous mine closures (estimated at 85 percent of Western world mine capacity). In some cases |  | | Journal (issue) | | Cd-bearing phosphate mineral from the Gold Quarry mine, Eureka County, Nevada . . . . . . . . . . . . ...crystal cluster, 7.3 cm, from near Bapu, Guangdong Province, China. Rob Lavinsky specimen, now in the Tom...recovered from the dumps of this small mine. Local collectors reworked the mine dumps many times in search of...about 325 meters southwest of the Bishop manganese mine. The locality was early on referred to as a âcopper...spatially distinct from the nearby Bishop manganese mine. The dumps do not contain significant manganese |  | | Book | | stood atop the âmotherâ mass of blue-colored rock. A mine was started and a shaft was sunk into the rock....crystal, still imbedded in the country rock, to the mine manager, Mr. F. Wells. With his pocketknife Wells...Cullinan in honor of the superintendent of the Premier Mine in which it had been found, it was sold to the Transvaal...attractiveness. Miners working the Proprietary Block 14 Mine discovered and removed the matrix from its pocket...1886, when he went underground into a Cornish tin mine in search of crystals. During his lifetime he collected | | | Book | | stood atop the "motherâ mass of blue-colored rock. A mine was started and a shaft was sunk into the rock....crystal, still imbedded in the country rock, to the mine manager, Mr. F. Wells. With his pocketknife Wells...Cullinan in honor of the superintendent of the Premier Mine in which it had been found, it was sold to the Transvaal...attractiveness. Miners working the Proprietary Block 14 Mine discovered and removed the matrix from its pocket...1886, when he went underground into a Cornish tin mine in search of crystals. During his lifetime he collected |  | | Journal (issue) | | Columns W h a t's n e w in m i n e r a l s D e la w a r e S h o w 1 9 9 8 ...........................ificad a m in e, C e rro R ico d e P o to si, Bolivia. R esearch C h a rita b le T ru s t sp e c im e...gratifying. One young mineralogist, a former student of mine, said that although he had never met Mike, he had... famous mineral localities: Cerro ;8.ico de ÂŁofosi Bolivia ^ --------------------- Wendell E. Wilson 4631...85750 Alfredo Petrov Casilla 1728 Cochabamba, Bolivia Cerro Rico ( âRich M ou n tain â) de Potosi is |  | | Report (issue) | | contain a number of major deposits in Canada, USA, Bolivia and Peru. In Western Europe the Variscan belt that...some important tungsten deposits. In Brazil (Rio Grande do Norte, RondĂ´nia and SĂŁo Paulo states) and Africa...deposits are a particular type identified at the Climax Mine in Colorado, USA. 24 Stock: an intrusive mass of...fractionated alkaline granites e.g. RondĂ´nia Tin Province, Brazil. They do not occur in I-type diorite to...MittersillâFelbertal scheelite deposit in the Salzburg province of Austria is the best known example of stratabound |  | Hodges, C.A., Cox, D.P., Singer, D.A., Case, J.E., Berger, B.R., Albers, J.P. (1984) U.S. Geological Survey-INGEOMINAS mineral resource assessment of Colombia. Open-File Report Vol. 1984 (84-345) US Geological Survey doi:10.3133/ofr84345 | Report (issue) | | subtypes are known, one rich in molybdenite and pyrite, the other rich in gold and magnetite. Some deposits...indicator of a gold-rich system (Sillitoe, 1979). Pyrite may not be abundant in the copper ore and, for...concentration of copper may also be weak or absent. Pyrite along with sericite and clay may form in late stage...rock samples may show molybdenum anomalies in the pyrite halo, and anomalies of lead, zinc, silver, and...anomaly may be closely related to late sericite-clay-pyrite alteration overprinted on a copper-gold porphyry |  | | Report (volume) | | based on considerations that extend far beyond the mine itself, in some instances relating to the overall...subject, as in a scale model of the workings of a mine, to a unifying concept that explains or describes...government believed might someday be economic ta mine. Stratiform deposits of large areal extent, such...chalcopyrite + cubanite + millerite + vallerite + pyrite bornite + gersdorffite + sperrylite + PGE alloys...Types Dunitic Ni. DEPOSIT DESCRIPTION Mineralogy Pyrite + pyrrhotite + chalcopyrite + pentlandite, by-product |  | | Book (edition) | | Brazil, H Page 2: Vivianite, I 00 mm, Huanzala, Bolivia, H Page 3: Liddicoatite, polished, 70 mm, Anjanabonoina...Linopolis, Brazil, H Page 13: Gold, 35 mm.Eagle's est Mine, California, G Publi!>hed by Grdllit.u.o. Stefanikova43...expressed in abbreviations: Rep. (republic), prov. (province), co. (county), munic. (municipio), pref. (prefecture)...the revolution in 1997. Its mineral rich Katanga province was renamed Shaba by Mobutu, and is now the Katanga...Katanga administrative region again. The former Kivu province is now divided to three regions: INTRODUCTION |  | | Journal (issue) | | Mineralien-Welt 1/ 2000 5 Kurz & FĂźndig Links. Die Pyrite aus Spanien begeistern durch ihre makellosen, hochglänzenden...Neuigkeiten auf, wie diesmal Mineralien von der Yaoganxian-Mine, Prov. Hunan (SAPPHmEMINERAL MuSEUM), die zwar meist...Fluorit war da gelegentlich festVon der Yaoganxian Mine (Prov. Hunan, China) kommen braungraue, bis 1.5...schĂśn waren die herr liehen Amethyst-Geoden aus Rio Grande do Sul , die nicht nur in geschnittenen Stufen...Egremont - darunter die beste Stufe aus der Pallaflat Mine bei Biggrigg, die aus einer 12 x 12 cm groĂen Gruppe |  | | Journal (issue) | | Traps. In 1808 he published a note in the Annallen de la Museum dâHistoire Naturelle, Paris, showing a crystal...the trade in amethyst and agate shipped from Rio Grande do Sul, Brazil, but it is nonetheless significant...more or less synonymous with the Deccan Volcanic Province, the area now blanketed by Deccan basalt flows...Deccan Traps, the Deccan Traps (or Deccan Volcanic Province) form only a portion of the Deccan Plateau, and...tholeiite as a relatively felsic basalt. The plateau province of the Deccan basalts originated, then, in the |  | | Book | | 2013). MALAWI Mount Malosa, Chilwa alkaline province, Zomba district. "Illite" is the name of a series...Springfield show ( 1995: 582). Madawaska [Faraday] mine near Bow Lake, Hastings County. Some of the world's...property of, the old Madawaska uranium mine (called the Faraday mine before 1964). The mineral assemblage...Cowgill, 1977). LATINAMERICA BRAZIL Jacupiranga mine, Sao Paulo. Among the crystallized minerals in the...found during the 1960s, with anatase, brookite and pyrite crystals (Parker, 1973); at Brunnital in the uppermost |  | | Journal (issue) | | 1979 with an article on the Sweet Home mine. He mined the Dixie mine in Idaho Springs for leaf gold and crystallized...Viloco, Llallagua, the San Jose mine in Oruro, Tasna, Morococala, Chicote Grande, and Cerro Rico de Potos ...reopened the now-famous Sweet Home mine in Alma, Colorado to mine specimen rhodochrosite, h bnerite,...Other localities mined include the Calumet Iron mine; Italian Mountain; and Mt. Antero. In July 1979...each are allowed by the local mining committee to mine the deposits. The Chumar Bakhoor pegmatites have |  | | Report (volume) | | septarian pyritic and calcareous concretions. Calcite, pyrite, and sphalerite are associated with barite in some...nodules, the association of barite with carbonate and pyrite, and the fact that barite fills chambers of undeformed...University, Scripps Institution of Oceanography, La Jolla, Initial reports of the Deep Sea Drilling Project...deposits in Devonian rocks of the Valley and Ridge province, Appalachian Mountains: Economic Geology, v. 81...matter, secondary iron oxide, and some clay or mica. Pyrite is the most abundant sulfide and occurs in over |  | Doebrich, Jeff L., Albino, G.V., Barker, C.E., Duffield, W.A., Dunn, V.C., Hanna, W.F., McFarlan, J.P., McGuire, D.J., Miller, M.S., Peters, S.G., Plouff, Donald, Raines, G.L., Sawatasky, D.L., Spanski, G.T. (1994) Resource assessment of the Bureau of Land Management's Winnemucca District and Surprise Resource Area, Northwest Nevada and Northeast California. Open-File Report Vol. 1994 (94-712) US Geological Survey doi:10.3133/ofr94712 | Report (issue) | | Rock National Conservation Area), and the impact of mine dewatering on drainage basin groundwater resources...public lands from mineral entry, and the impact of mine dewatering on drainage basin groundwater resources...past decade has created concern about the impact of mine dewatering on groundwater resources in this region...existing data on known hydrocarbon plays in the area (province 18, Western Great Basin) and the identification...District (Bonham and others, 1985); and studies of mine sites in the Winnemucca-Surprise Resource Area, |  | Palache, Charles, Berman, Harry, Frondel, Clifford (1951) The System of Mineralogy (7th ed.) Vol. 2 - Halides, Nitrates, Borates, Carbonates, Sulfates, Phosphates, Arsenates, Tungstates, Molybdates, Ect. John Wiley and Sons, New York. | Book (volume) | | polyhalite, celestite, dolomite, quartz, hematite, and pyrite have been found as pseudomorphs after halite; the... Argentina, at Potosi and other localities in Bolivia, and in Peru. In Mexico found in Zacatecas and...Silver City district, Owyhee County, Idaho, Poorman mine, where masses weighing many pounds were especially...probably also occurs in that state in the Hechman mine, near Globe, Gila County. Many other occurrences...with atacamite in limestone at the San Augustin mine, Huantajaya, near Iquique, Chile, as an alteration |
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