 | | Journal (article/letter/editorial) | | deposits of the Neoproterozoic Mara Rosa magmatic arc, central Brazil Claudinei G. de Oliveira *, Márcio...Universidade de Brası́lia, Brası́lia-DF, 70910.900, Brazil Received 18 August 2003; accepted 24 April 2004...the Neoproterozoic Goiás Magmatic Arc, central Brazil, dates back to the beginning of the 1970s. The...Neoproterozoic juvenile crust, the Arenópolis and the Mara Rosa arcs, are identified. They lie in the southern...values between + 3.0 and + 4.6. In the Chapada – Mara Rosa area, the supracrustal rocks form three individual |  | | Journal (article/letter/editorial) | | Abstract Brazil has been a major but intermittent producer of gold since its discovery in 1500. Brazil led...hosted in Archean rocks produced 66% of the gold in Brazil, whereas deposits in Paleoproterozoic and Neoproterozoic...lia, Brazil E.A. Ladeira Rua Muzambino 355/404, Belo Horizonte, Minas Gerais 30310-280, Brazil Deposits...importance. The Archean and Paleoproterozoic terranes of Brazil largely lack base-metal-rich volcanogenic massive...in the CarajaÂs Mineral Province. Introduction Brazil has been an important producer of gold for centuries |  | | Journal (article/letter/editorial) | | Mafic-Ultramafic Complexes, western Borborema Province, Brazil: geochemical and isotope constraints for evolution...Mafic-Ultramafic Complexes, western Borborema Province, Brazil: geochemical and isotope constraints for evolution...Mafic-Ultramafic Complexes, western Borborema Province, Brazil: geochemical and isotope constraints for evolution...Brasilia, Brasilia, DF, Brazil ²CPRM – Geological Survey of Brazil, Recife, PE, Brazil *Corresponding author...Brígida domains, Borborema Province, Northeast Brazil. Ultramafic lithologies including metadunites, |  | | Book | | Alkmim Editors São Francisco Craton, Eastern Brazil Tectonic Genealogy of a Miniature Continent Regional...Alkmim • Editors São Francisco Craton, Eastern Brazil Tectonic Genealogy of a Miniature Continent 123...Estado do Rio de Janeiro Maracanã, Rio de Janeiro Brazil Fernando F. Alkmim Escola de Minas Universidade...Preto Ouro Preto Brazil Umberto G. Cordani Universidade de São Paulo São Paulo Brazil ISSN 2364-6438...significant contributor to the mining industry in Brazil. This book provides a state of knowledge overview |  | | Journal (article/letter/editorial) | | Ti-Fe ___Cr___Cu mineralization in northeastern Brazil H. Beurlen a, A.F. Da Silva Filho b, I.P. Guimar~esb...50000 Recife PE, Brazil bDepartamento de Geologia da UFPE, 50000 Recife PE, Brazil (Received August 3...unusual TiFe _+Cr_+ Cu mineralization in northeastern Brazil. In: G. Ga~l and K. Schulz (Editors), Precambrian...km west of Recife, including the 20 Mt Riacho da Posse deposit show striking similarities with the Bodoc6...The only other eclogite occurrence recorded in Brazil, at Pouso Alegre, state of Minas Gerais, has an |  | | Book | | BARTORELLI ::• . . .. MINERALS & PRECIOUS STONES OF BRAZIL Sponsored by: VALE MINISTER.IO DA CULTURA ©...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...Landmann. CDD-549 Indexes for systematic catalog: 1. Brazil: Minerals and precious stones: Mineralogy and gemology |  | | Journal (issue) | | manager Famous mineral localities: the Broken Hill mine, Zam bia..............................................351 Famous mineral localities: the Cruzeiro mine, past and present ................................Schoten COVER: ELBAITE on quartz from Minas Gerais, Brazil. The crystal is 8.5 mm in width. Photo by Olaf...Kitwe, Zambia HISTORY The Broken Hill lead-zinc mine is located near the town of Kabwe, 140 km north...carbonates of zinc.” Knowledge of the famous Broken Hill mine in Australia led Davey to name his discovery as |  | | Journal (issue) | | ECONOMIC SOCIETY OF GEOLOGISTS Epitor: ALAN Mara BATEMAN Yale University, New Haven, Connecticut...America Ol EL. EEONARDOS ....... Rio de Janeiro, Brazil-....<5.... For Australia Rospert L. Jack ........Atlin Ruffner, B. C....M |.75 oad + Wheaton District, Yukon Territory 220. Porter .laim, Carbon Hill...Hill, Dercecsceeys ae 140 ) Mayo District, Yukon Territory 22 . Blea, Galena Hill, Te rs 30 226. LakeGroup...H |.20 .M }.20 ceoske [oO | Tr) Tr Montana Emma Mine, Butte. ..M |.20 Rainbow Vein, Butte..M |.20 |W |  | | Journal (article/letter/editorial) | | borehole at the Korshunovskoye boron deposit, Irkutsk district, Siberia, Russia. Occurrence: In dolomite marble...Bi3+24Cr6+8O57(OH)6•3H2O T RIGONAL Locality: São José mine, Lavra da Posse, São José de Brejaúba, Conceição do Mato...Mato Dentro County, Minas Gerais, Brazil. Occurrence: Associated minerals are: pucherite, schumacherite...)3, a new mineral from Brejaúba, Minas Gerais, Brazil: description and crystal structure. American Mineralogist...Locality: On the dump of the long-abandoned Glücksstern mine at Gottlob hill, Friedrichroda, Thuringia (Thüringen) |  | | Journal (article/letter/editorial) | | massive sulfide (VMS) deposit in the Golden Grove district, Western Australia. A deep weathering profile...the Gossan Hill deposit within the Golden Grove district, followed by the discovery of what was thought...of the Golden Grove Formation. The Golden Grove district and the Archean VMS deposits have been subjected...from bleached kaolinitic saprolite near Scuddles mine indicate an older weathering event assigned pre-late...source (Smith and Singh 2007). The Golden Grove district is covered by massive Ferich gossans over base |  | | 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...and the corresponding citation (Hudson Bay 309 mine). in Ref. 4, line Z, for 670 read 676. 310 in...pageite read paigeite. for Algoma district read Sudbury District. in the left Itand figure in the...say that this guarantee did much to deterrepaid. mine the award of the grant. To Mr. W. 0. Wiley, Chairman |  | | Book (edition) | | Salinas, Peru, H Variscite, xx 5 mm, Iturnbiara, Brazil, H Rhodocbrosite, polished, 50 mm, Capillitas,... China, H Page 1: MuscO\ite. 45 mm, Linopolis, Brazil, H Page 2: Vivianite, I 00 mm, Huanzala, Bolivia...Brazilianite, 35 mm, Linopolis, Brazil, H Page 13: Gold, 35 mm.Eagle's est Mine, California, G Publi!>hed...dept. (departement), dept. (departamento), dist. (district). Less common terms are not abbreviated, e.g....Rice, Dolores co., both Colorado, at the Questa mine, Taos co., New 1994. Abernathyite K2[(UOJ 2l(AsO_J2]•6HzO |  | | Journal (article/letter/editorial) | | fact that, OJI solutinn of most vniieties of pyrrhotite in hydrochloric acid, only sulphur is left bebiud...chemical composition and density of the varietiea of pyrrhotite. For this porpose, wo will accept the analyses...nio, tlint tho disidpliide in combinntiou must posse^ tho physicul propertics of 0110 of its crystrillized...not pyrite but siilphur is left on digestion of pyrrhotite iu hydrochloric acid. We iiiny licre refer' to...tho ingenious auggc3tion of L. Bonibicci," thnt pyrrhotite may be simply made up of tlie regulw ussociatiou |  | | Journal (issue) | | Gressman tom.gressman@minrec.org The Tintic District: Juab and Utah Counties, Utah...................COVER: CLINOCLASE, 3.9 cm, from the Mammoth mine, Tintic District, Utah. Rock Currier collection; Jeff Scovil...holds a sample of a pascoite group mineral at a mine in Grand County, Utah. Died, Alex Earl, 26 Jayson...over the American West. A trip to the Blue Bell mine near Baker, California, in 2016 was particularly...Phurcalite with brochantite, 2-mm view, from the Posey mine, San Juan County, Utah. Alex Earl collection and |  | | Journal (issue) | | the teresting rocks and minerals. Lake Superior district began in 1848; the Minerals are beautiful in themselves...Ramsay is over 3,500 feet in depth. In a typical mine the processes.s involved are :ts follows: the ore...here we go to the Athens Mine. At the railroad track, due north of the mine shaft, is an outcrop of cherty...iron ore was first found in the Lake Superior .district. To the south of the monument is a diorite outcrop--one...barium ing near the abandoned Ropes Gold sulphate. Mine and rock quarry, the following Specimen No. 20. |  | | Journal (issue) | | Number Five Articles The Val Graveglia m anganese district, Liguria, I t a ly .............................RHODOCHROSITE crystals to 1.6 cm, from the Uchucchacua district, Huanuco depart ment, Peru. (See vol. 28, no...Independent States, China, and from South Africa, Brazil, Australia, India and Gabon. The largest high-grade...Northern Italy. 1— Cassagna mine 2—Gambatesa mine 3— Molana quarry 4— Molinello mine 5— Monte Bardeneto prospect...Bianco copper mine 7— Monte Bossea mine 8— Monte Coppello-Reppia prospect 9— Monte Porcile mine 10— Nascio |  | | Report (issue) | | Blue Ridge province _____________ _ Spruce Pine district ____________ Madison County and Haywood County...County _____________________ _ Zirconia district ___________ ----Macon, Jackson, and Clay Counties __ ----...Monazite localities-Continued South America-Continued Brazil-Continued Beach placers _________________________...and Idaho. Most of the world output has come from Brazil, India, and the Republic of South Africa, but 12...beaches and elevated bars along the southern coast of Brazil were the world's main source of commercial monazite |  | | Thesis/Dissertation | | OF AND ORE SOUTHWESTERN NORTHWEST DEPOSITS DISTRICT IN OF TERRITORIES by A THESIS SUBMITTED IN...studies Cambrian and Frances Lake western District From and type) tion occurred Paleozoic ...following of rock sul- ore-forming meters; iv district part confining of connate (Faro, or - Grun...sub-seafloor geo- properties salinity density district - 0.81 of the - 5 ~ 20 wt. ~ 0.94 gm/ce;...were derived environment non-biological, or district confining sediment-bearing to "closed-system" |  | | Book (edition) | | Morocco; (center, left) wulfen ite San Francisco mine, Sonora, Mexico; (center) amethyst, Veracruz, Mexico;...Mountains, Utah; (lower le ft) rhodochrosite, N'Chwaning mine, Sou th A frica; {lower left, center) wulfenite...Tsurneb, Namibia, (lower, right) gold, Amazonas, Brazil All specimens from the collection of Eugene and...coating fractures in sandstone at the Fuemrol No. 2 mine, Temple Mountain, Emery County, Utah; also sparsely...Silver Plume district, and at the Little Emma mine, Clear Creek County; at the Enterprise mine, Dolores County; |  | | Report (issue) | | of the Corbet Massive Sulphide Deposit, Noranda District, Quebec, Canada My-eknuckeycand Jo) Watkitisieasenae...Genesis of the Balmat Zinc Deposits, Anderson PC. Mine, Lake Snow Manitoba Lake, 0-25 ly Walford...for Richard Innis, Manager of McIntyre Porcupine Mine in Schumacher, Ontario. There was less specialization...into production of gold in 1936 as the Belleterre Mine. Howard Robinson moved back to U.S.A. about 1950...memorial to a geologist who was equally at home in the mine and in field exploration. Duncan R. Derry July | | | Book (edition) | | Morocco; (center, left) wulfenite, San Francisco mine, Sonora, Mexico; (center) ameihyst, Veracruz, Mexico;...rnodochrosite, N’Chwaning mine, South Africa; (lower left, center) wulfenite, Red Cloud mine, Arizona; (lower...Pe Wr * se vat © C6 tad GAa Snive Sr Certain Mine (ax agry wh Oe ee — SS 4 eae wid Bharce ©...ye ty a ara id (ean ® “1 le hI AAP : oo A Mine seh Ranier “i i : lever vei ekealps ; cet ...coating fractures in sandstone at the Fuemrol No. 2 mine, Temple Mountain, Emery County, Utah; also sparsely |  | | Book (volume) | | a,r e the Tungkuan Sha,11 deposit in Tungling district 011 the Yangtze•, 55 1niles above Wuhu, in Anhl1i...province, one of these being i11 the Piugtingchow district forming a narrow belt across the Sha11si railway...Kiangsi p1,.ovince, and that of the adjace•n t district of Yusl1ien in Hunan p1~ovince, may prove to be...stated to be so small that it is not feasible to mine enough ore in a day to keep a modern furnace running...all to Japan. During the san1e yeart the Penchihu mine (Mukden, ManchID'"ia), which st1pplies the necessary |  | | Journal (volume) | | s ig ni fi cant for go ld minerali zati o n: I) mine ra li zati o n of the Sore ti av uo ma g roup ,...to) sy noroge ni c phase, 2) the Saattopora go ld mine ra li zati on , whi eh took pl ace durin g the synoroge...synoroge ni c ph ase, 3) a separate go ld mine ra li zin g ph ase at Ku otko, 4) (syn- to) late oroge...isotopes have been analysed from the Bidjovagge mine (Ettner et al. , 1994). Radiogenic isotopes have... The main ore mineral s are chalcopyrite and pyrrhotite, with pyrite bein g ra re (Puustinen , 1985 ) |  | | Journal (issue) | | Introduction Bisbee is located in the Warren mining district of Cochise Coun ty, Arizona. Situated in the...any other district in Arizona. Gold and silver production was not significant in the district until the...group at the first spring they half interest in the mine for the same amount to Messieurs found. The next...while his brother Ben took first claim in the district on Bisbee Mining and Historical Museum charge...the Atlanta, a claim adjoining the Copper Queen mine. This claim This agreement was never honored by |  | Gaines, Richard V., Skinner, H. Catherine W., Foord, Eugene E., Mason, Brian, Rosenzweig, Abraham, King, Vandall T. (1997) Dana's New Mineralogy (8th ed.) Wiley-Interscience. p.1872 | Book (edition) | | Luiz A. D. Menezes: Belo Horizonte, Minas Gerais, Brazil. William C. Metropolis: Mineralogical Museum, Harvard...Wokitecas eel TMPS Tia VER YUC ZAC States, Brazil Acre Alagoas Amapa Amazonas Bahia Ceara Para...Spotsylvania Co., and Partridge mine, Orange Co., VA, and at Dahlonega, GA; Homestake mine, Lawrence Co., SD; Silver...Lake Co., Breckenridge(*), Summit Co., Ground Hog mine(*), Gilman Co., Silverton and Telluride, San Juan...Ledge mine, Nevada Co., Jamestown, Tuolumne Co., Colorado quartz mine, Mariposa Co., Bonanza mine, Trinity |
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