 | | Report (issue) | | the Departmento National da Produ^ao Mineral of Brazil under the auspices of the Agency for International...Ferrifero, Minas Gerais, Brazil By NORMAN HERZ REGIONAL GEOLOGY OF THE QUADRILATERO FERRIFERO, MINAS GERAIS...GERAIS, BRAZIL GEOLOGICAL SURVEY PROFESSIONAL Prepared in cooperation with the Departmento Nacional da Produqao...Produqao Mineral of Brazil under the auspices of the Agency for International Development of the United...Ferrifero, Minas Gerais, Brazil. (Regional geology of the Quadrilatero Ferrifero, Minas Gerais, Brazil) (Geological |  | | Report (volume) | | (spec. issue), 153 p., 8 maps, 13 figs., 1962. BRAZIL 16 17 18 19 20 21 22 23 24 25 26 27 28...of Paraiba and Rio Grande do Norte, northeastern Brazil, by S. C. de Almeida, W. D. Johnston, Jr., 0. H...Layered or banded chromite at Campo Formoso, Baia, Brazil, by W. D. Johnston, Jr., and H. Capper A. de Souza:...Minerac;ao e Metalurgia, v. 7, no. 41, p. 247-260, 1943; Brazil, Div. Fomento Produc;ao Mineral Avulso 52, 37 p...Johnston, Jr.: Brazil, Div. Fomento Produc;ao Mineral Avulso 57, 28 p., 1944. As minas de scheelita de |  | | Report (volume) | | -----------------------------------------------Brazil-------------------------------------------------------Central...aproveitament9 economico, pt. I of Geologia Economica : Brazil, Escola NJlC. Geol'Ogia, 189 p., 1963. 4 Oampbell...recursos minerais, pt. II of Geologia Economica: Brazil, Escola Nac. Geologia, 262 p., 196-!. 5 Cederstrom...(s'Pec. issue), 153 p., 8 maps, 13 figs., 100.2. BRAZIL 35 A!lmeida, S. C. de, Johnston, ,V, D., Jr.,...of Paraiba and Rio Grande do Norte, northeastern Brazil: Econ. Geology, v. 39, no. 3, p. 206-223, 1944; |  | | Journal (article/letter/editorial) | | com/loi/tigr20 Geology and Mineral Resources of Brazil: A Review a a Inacio De Medeiros Delgado , Augusto...Pesquisa de Recursos Minerals, Scdvador, Bahia, Brazil b US. Geological Survey, Denver, CO, 80225 Version...Thorman (1994): Geology and Mineral Resources of Brazil: A Review, International Geology Review, 36:6,...rights reserved. Geology and Mineral Resources of Brazil: A Review INACIO DE MEDEIROS DELGADO, AUGUSTO J...Pesquisa de Recursos Minerals, Scdvador, Bahia, Brazil AND CHARLES H. THORMAN US. Geological Survey, Denver |  | | Journal (article/letter/editorial) | | -- tungsten in the C4vennes -gold at Passagem (Brazil), about which microstructural and geochemical arguments...Some dolomitic intercalations and presence of magnesite Zone A . Zone of occurrences in the region of...schematic cross-sections, WE and NS, through the mine of LesMalines (Gard, France) (from documents of...model, for all the deposits exploited in Les Malines mine. And here the shades of meaning between consanguineous...B. Gold in Carbonate Strata; Example: Passagem (Brazil) To understand the formation of the deposit, it |  | | Report (issue) | | GeLa TS! sreiersie cisisiatee s Morro Velho-Raposos Serramder Jacopina, ......)s:s.se...6 UMC MeL...between galena sphalerite, Darwin Lead-Silver-Zinc mine, Inyo County, California, Econ. Geol., v. 66, p..., Bingham 1971, mining U. xiii S. study mine, of the '"'B" limestone Bingham mining The age...Finally, to that fine group of scientists and men, the mine geologists of the Americas, who have taken time...British White, D., 1968, 1961, 6, p. 39-50, 52 mine now in production: (particularly, of the Brenda |  | | Report (issue) | | Igneous Rocks of the Quadrilatero Ferrifero, Minas Gerais, Brazil GEOLOGICAL SURVEY PROFESSIONAL PAPER 641-B...the Departmento Nacional da Producao Mineral of Brazil under the auspices oj the Agency for International...Ferrifero, Minas Gerais, Brazil By NORMAN HERZ REGIONAL GEOLOGY OF THE QUADRILATERO FERRlFERO, MINAS GERAIS...GERAIS, BRAZIL GEOLOGICAL SURVEY PROFESSIONAL PAPER 641-B Prepared in cooperation with the Departmento...Departmento Nacional da Producao Mineral of Brazil under the auspices of the Agency for International Development |  | | Book | | BARTORELLI ::• . . .. MINERALS & PRECIOUS STONES OF BRAZIL Sponsored by: VALE MINISTER.IO DA CULTURA ©...Lavra do Sapo, Ferruginha, Conselheiro Pena, Minas Gerais. Collection of Alvaro Lucio. Photograph taken...Brasileira do Livro, SP, Brazil) Cornejo, Carlos .Minerals & precious stones of Brazil. Carlos Cornejo, Andrea...3. Minerals - Brazil 4. Minerals- Classification 5. Mineralogy 6. Mineralogy - Brazil - History 7. Precious...Precious stones - Brazil I. Bartorelli, Andrea. II. Title. 09-10025 Cover photograph: Crystal of brazilianite |  | | Report (issue) | | Horizonte, Ibirite, and Macacos Quadrangles Minas Gerais, Brazil GEOLOGICAL SURVEY PROFESSIONAL PAPER 341-D...the Departamento Nacional da Producao Mineral of Brazil under the auspices of the International Cooperation...Quadrangles Minas Gerais, Brazil By JOEL B. POMERENE GEOLOGY AND MINERAL RESOURCES OF PARTS OF MINAS GERAIS...GERAIS, BRAZIL GEOLOGICAL SURVEY PROFESSIONAL PAPER 341-D Prepared in cooperation with the Departamento...Departamento Nacional da Producao Mineral of Brazil under the auspices of the International Cooperation Administration |  | | Report (issue) | | Development of the Quadrilatero Ferrifero Minas Gerais, Brazil GEOLOGICAL SURVEY PROFESSIONAL PAPER 641-A...the Departamento Nacional da Producao Mineral of Brazil under the auspices of the Agency for International...Development of the Quadrilatero Ferrifero Minas Gerais, Brazil By JOHN VAN N. DORR 2d REGIONAL GEOLOGY...GEOLOGY OF THE QUADRILATERO FERRIFERO, MINAS GERAIS, BRAZIL GEOLOGICAL SURVEY PROFESSIONAL PAPER 641-A...the Departamento Nacional da Producao Mineral of Brazil under the auspices of the Agency for International |  | | Book | | processing, placer mining, heap leaching, small mine development, etc. This is the first major conference...Rock Mechanics, Chairman of the CACRM Committee on Mine Waste Embankments, Specialist Consultant to the...Mines for the development of the ‘“‘Design Guide for Mine Waste Embankments in Canada,” Specialist Technical...Potisat.......... 3 13 34 48 59 Gold Mining in Brazil: Past, Present and Future A.C. de Araujo, R.Z.L...Stability Analysis of the VCR Stope at the Homestake Mine W:G. Pariseau, F. Duan, C:S: SChAMUCK 3.2.72 ee |  | 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) | | deposits of such minerals in adjacent areas of Brazil and Venezuela suggest that eastern Colombia may...deposits, based on analogy with adjacent areas in Brazil and Venezuela. An initial reconnaissance should...R., Ricardo, 1979, Geologia y geoquimica de las minas de esmeraldas de Gachala, Cundinamarca: INGEOMINAS...is continental or transitional Skarn Cu (2.6) Mine Vlejs Los Guayabas (Tollma) Cranates (Hulla) Also...Cty, CA Santa Helena, Antioquia, Colombia Co to Mine, Luzan, P.I. References Wells, F. G. et al 1946 |  | | 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...EXAMPLES High Plateau, Del Norte Cty, USCA Coto Mine, Luzon, PLPN (Wells and others, 1946) (LeBlanc...DEPOSITS Name Ace of Spades Adobe Canyon Gp. Ajax Alice Mine Allan (Johnson) Alta Hill Althouse Alyce and Blue |  | | Book (edition) | | rocks — Acid sulphate waters in igneous rocks — Mine waters of sulphate type —Sodium carbonate waters...Primary sources Manganese deposits in the States Brazil India Origin Residual barite Residual zinc ore...acid The magnesian deposits Serpenand use tine Magnesite Origin Occurrence Production Meerschaum Talc and...amygdaloids The veins Mineral association Origin Mine waters Rock alteration Mining and smelting operations...Cordilleran region — The gold-bearing veins of Brazil The gold-quartz deposits of Silver Peak. Nevada |  | | Book (volume) | | CONTENTS. ix PAGE Manganese Ore Deposits in Minas Geraes, Brazil (B) Manganese Ores in Normal Sediments (a)...Deposits of Pitkaranta in Finland 4. Kallmora Silver Mine at Norberg, in Sweden 5. The Deposit of Schneeberg...course of time. materials which were thrown upon mine dumps as useless, sidered as a mere nuisance in...mountain of magnetic iron ore is the famous copper mine of Mednorudiansk. The characteristic analysis...to A. Tamm, the fol- Such an ore from the Tryg mine had, according lowing composition : SiO 2 3.10 |  | | Report (issue) | | regionales, nacionales o de los operadores de la minas. Frecuentemente no se mencionan en las referencias...probabilidad precisos porque, aunque existen datos de minas muy completos, los datos de los depositos minerales...EJEMPLOS High Plateau, Del Norte County, USCA Goto Mine, Luzon, PLPN (Wells y otroa, 1946) (LeBlano y Violette...Nombre Ace of Spades Adobe Canyon Gp. Ajax Alice Mine Allan (Johnson) Alta Hill Althouse Alyce and Blue...etc Buttercup Chrome Camden Mine Campbell Camptonville area Castro Mine Cattle Springs Cavyell Horse |  | | Book (edition) | | SILVER COPPER Mercury TIN SOUTH AMERICA . BRAZIL GoLmp OrHER . METALS Cyalibal Gop SILVER . CoPpPER...Penney : 11.—Profile section across ‘Last Chance”. Mine, Utah 12.—Section of Argentiferous Sandstone bed...Knockmahon, tee 37.—Fragment of lode, Bergmannstrost Mine, Clausthal 38.—“ Pebble,” Huelgoét. 39.—Section...Extended Hustlers’ Mins 55.—Section across New Chum Mine 56.—Diagrammatic section across Broken Hill Tage...Juan Teniente Mine 101.—Vein at theNdsmark Mine ; horizontal section . 102.—Clee Mine, Pitkaranta ; section |  | | Journal (volume) | | f.p. for for:v -" ...THE EN. N o GI "RNAL MINE NI'N NG G. J ou VOLUN/1E JANUARY TO LXIII. ...Aluminum, Prices of.................. 565 Accident Mine, Colo.......... 97 63, 159 Aluminum Reduction, Gooch's...118 Alabama Industrial and Scientific Amador Queen Mine, Cal..... ...... 263 Acetylene Gas, Conner's Pat... Doddridge's Pat...... 487 "Alabama, Johns Coal Mine. 74 Amalgamating Process, FischerAcetylene Gas,...Acetylene Gas, Sergeant's Pat........ 190 Alameda Mine, Cal.................... 548 Acetylene Gas, Vincent's |
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