 | Souza Neto, João Adauto, Legrand, Jean Michel, Volfinger, Marcel, Pascal, Marie-Lola, Sonnet, Philippe (2008) W–Au skarns in the Neo-Proterozoic Seridó Mobile Belt, Borborema Province in northeastern Brazil: an overview with emphasis on the Bonfim deposit. Mineralium Deposita, 43 (2) 185-205 doi:10.1007/s00126-007-0155-1 | Journal (article/letter/editorial) | | Mobile Belt, Borborema Province in northeastern Brazil: an overview with emphasis on the Bonfim deposit...located in the Borborema Province in northeastern Brazil and consists of a gneiss basement (Archean to Paleo-Proterozoic)...s/n, Cidade Universitária, CEP 50.740-530 Recife, Brazil e-mail: adauto@ufpe.br J. M. Legrand Departamento...Universitário, Lagoa Nova, CEP 59.072-970 Natal, Brazil M. Volfinger : M.-L. Pascal Centre de Recherches...Bonfim . Borborema Province . Seridó Mobile Belt . Brazil Introduction Skarn deposits host a large variety |  | | Journal (article/letter/editorial) | | of Paraiba and Rio Grande do Norte; northeastern Brazil) and the origin of its mineral provinces By HEINZ...weiter in drei Formationen zerlegt werden: Florania Quixaba Parelhas ...entwickelt, an der Obergrenze des ,,Florania". Die Quixaba-Formation besteht hauptsiichlich aus karbonatischen...In the crystalline area of the "Borborema" in NE Brazil the filaal geologic event was a strong static recrysta]lization...subdivided, in the most part, as follows: Flor~nia Quixaba Pare]has < Equador. Florgmia and Pare]has are essentially |  | | Journal (article/letter/editorial) | | SCHEELITE IN NORTHEASTERN BRAZIL. W. D. JOHNSTON, JR., AND FRANCISCO 'MOACYR DE • VASCONCELLOS...Paraiba and Rio Grande do Norte, Northeastern Brazil, all of which have been discoveredsince early... 34 n ø 44, 1944. SCHEELITE IN NORTHEASTERN BRAZIL. 35 Alexandre Leitede Barros,whoassisted Johnston...showingtactite in amphiboliteand not in pure marble, Caieira mine. This cycleis markedby the flat topswith concordant... Paraiba and Rio Grande do Norte, Northeastern Brazil. Ecos. GEOL.,vol. 39, pp. 206--223, 1944. Evaristo |  | | Journal (issue) | | spinel, (9) 4.82 ct purple sapphire, (10) 5.32 ct Paraíba tourmaline, (11) 2.16 ct demantoid, (12) 1.05 ct...Karl Schmetzer Petershausen, Germany C. W. Fryer Santa Monica, California John I. Koivula Carlsbad, California...marketed, and merchandized. In diamonds especially, the mine-to-market process has been severely tested. Vertical...Namibia, as well as Madagascar), South America (Brazil and Colombia), central and southern Asia (Sri Lanka...Pakistan; and pink to red tourmalines from Nigeria and Brazil. Diamond was mined in northern Canada for the first |  | Biagioni, C., Orlandi, P., Nestola, F., Bianchin, S. (2013) Oxycalcioroméite, Ca2Sb2O6O, from Buca della Vena mine, Apuan Alps, Tuscany, Italy: a new member of the pyrochlore supergroup. Mineralogical Magazine, 77 (7) 3027-3037 doi:10.1180/minmag.2013.077.7.12 | Journal (article/letter/editorial) | | Oxycalcioroméite, Ca2Sb2O6O, from Buca della Vena mine, Apuan Alps, Tuscany, Italy: a new member of the...O6O, has been discovered at the Buca della Vena mine, Stazzema, Apuan Alps, Tuscany, Italy. It occurs...pyrochlore supergroup, roméite group, Buca della Vena mine, Apuan Alps, Tuscany, Italy, crystal structure....of the mineral assemblage at the Buca della Vena mine, Apuan Alps, Tuscany, Italy, a member of the pyrochlore...chemical analysis of the phase from Buca della Vena mine showed that Ti cannot be the dominant cation at |  | | Journal (issue) | | FEATURE ARTICLES 260 An Update on “Paraíba” Tourmaline from Brazil James E. Shigley, Brian C. Cook, Brendan...elbaites are expanding at the original deposit in Paraíba State, and similar tourmalines are also being mined...on amethyst, citrine, and ametrine from the Anahí mine, Bolivia • “Copal” resin from Madagascar • Iolite...corundum from Wyoming • Green kyanite from Bahia, Brazil • “Ruby Rock” cabochons • Tourmaline from Warner...Karl Schmetzer Petershausen, Germany C. W. Fryer Santa Monica, California John I. Koivula Carlsbad, California |  | | Journal (article/letter/editorial) | | Theye (2005) A new cobalt mineral from the Sophia mine near Wittichen, Central Black Forest. Der Erzgräber...belongs to the secondary assemblage of the Sophia mine near Wittichen, Central Black Forest, Germany. It...Juangodoyite, Na2Cu(CO3)2, a new mineral from the Santa Rosa mine, Atacama desert, Chile. N. Jb. Miner. Abh....was discovered in the oxidation zone of the Santa Rosa mine in the Atamaca desert in northern Chile, near...Juan Godoy, who discovered the Chañarcillo silver mine in 1832. The type material has been deposited at |  | | 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) | | moving products from mine to consumer. The main cover image was taken at the AnahÌ mine in Bolivia, a major...of the company (Even-Zohar, 2007). Because of the mine closures, De Beers’s market share by volume fell...pink diamonds (0.51 and 0.55 ct) from the Argyle mine in Australia were part of the 2007 Argyle pink diamonds...had acquired a 32.8% interest in Angola’s Catoca mine in the early 1990s. Commissioned in 1997, Catoca...mining giant Rio Tinto opened Canada’s second diamond mine, Diavik, with 60% ownership. Rio Tinto had established |  | | Book | | 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...Trimble and Cowgill, 1977). LATINAMERICA BRAZIL Jacupiranga mine, Sao Paulo. Among the crystallized minerals...to 6 cm, associated with smaller crystals of scapolite (Garmo, 2000). PORTUGAL Montijos quarry, Monte...Oblast. Alpine-type clefts in the famous Dodo quartz mine commonly contain ilmenite, occurring as lustrous |  | | Journal (issue) | | Peter Richards & D. G. Howard The Pezinok antimony mine, Male Karpaty Mountains, Slovakia.................Minerals McCullough Fossils Menezes, Luiz, Minerals - Brazil Midwest Minerals Mineral Exploration Services Mineral...S. JEM, Inc. Usman Imports Valadares Minerals - Brazil West Coast M ining Wolfe, Tom, Minerals Wright's...Senkvicka 5, 902 01 Pezinok, Slovakia T h e P ezin o k mine, an antim ony deposit m ined since 1 9 4 0 , has...the locality. INTRODUCTION The Pezinok antimony mine in southwestern Slovakia is a relatively small ore |  | | Book | | ocorrências desse grupo de rochas marinhas entre Santa Catarina e Pernambuco. Em ambientes áridos, sob...Lineamento Transbrasiliano e o Sisema Transcorrente Paraíba do Sul. É marcado por falhas transcorrentes como...de ouro, a de cobre do Salobo, a de esmeralda de Santa Terezinha. Figura 40. Modelos de redobramento gerados...Espírito Santo e o sul de São Paulo e deste para Santa Catarina é interpretado como relacionado com uma...esquematizado na Figura 39. As superplumas são e Santa Catarina, com direção NNE, e um terceiro no anomalias |  | | 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 (volume) | | Extracts from a Diary Concerning Mining at the Dunton Mine, Newry, Maine ....................................have provided esoteric knowledge, while many are mine operators who generously allowed access to their...circles for his association with the tourmaline mine at Mt. Mica, had a hand in the distribution of the...( 1973) gave the wrong history for a particular mine, substituting the history of the Mount Mica quarry...tales, reported that he "had discover[ ed] a silver mine within the River ofNorembega, on the North shore |
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