 | Ferreira, Raianny Carolini Ramos, Pinheiro, Marco Aurélio Piacentini, Magalhães, Joana Reis, Novo, Tiago Amâncio, Schorscher, Johann Hans Daniel, Queiroga, Gláucia (2020) Physical volcanology and petrogenesis of the Archean Quebra Osso komatiite flow field, Rio das Velhas greenstone belt, Quadrilátero Ferrífero (Brazil). Lithos, 370. 105626pp. doi:10.1016/j.lithos.2020.105626 | Journal (article/letter/editorial) | | erupted onto the Archean sialic crust of the Santa Bárbara Complex and was later reworked by e- pr subsequent...tonalite-trondhjemite gneisses and migmatites of the Santa oo f Barbara Complex (3.212 ± 9 and 3.210 ± 8 Ma; Lana...especially in the contact with the TTG gneiss of the Santa Bárbara TTG dome. They are mainly composed of massive...Pre-proof 5E, F), with subordinate tourmalinites/tourmaline-rich rocks and phlogopitites (Fig. 5G, H). These...are mainly comprised of chlorite (penninite), tourmaline, and phlogopite, with minor contents of magnetite |  | Murillo-Barroso, M., Montero-Ruiz, I., Nieto, J. M., Camalich Massieu, M. D., Martín Socas, D., Martinón-Torres, M. (2019) Trace elements and lead isotopic composition of copper deposits from the eastern part of the Internal Zone of the Betic Cordillera (SE Iberia): application to provenance of archaeological materials. Journal of Iberian Geology, 45 (4). 585-608 doi:10.1007/s41513-019-00111-1 | Journal (article/letter/editorial) | | objects. These sites are the settlements of Santa Bárbara in Sierra de Almagro (Camalich Massieu and Martín...schists, quartzites, metagranite and gneiss with tourmaline), with a Permo-Triassic covering, composed of...marbles), quartzites and mica schists. Gneiss with tourmaline apear in the upper tectonic units, with abundance...and quartzite. Chalcopyrite is documented in the mine Ramo de Flores. Arsenic is not detected in copper...associated to copper minerals (e.g. La Estrella Mine, Montero Ruiz 1994; Obón 2017). In the Jaroso Ravine |  | | Journal (article/letter/editorial) | | concentrated in the pegmatites Aguas Calientes, Santa Elena Central, I and IV, and El Quemado. The sizes...variable, with the main bodies concentrated in the Santa Elena Group, where lengths reach up to 800 m and...ms ms Santa Elena C P 1 200 30 ~N40◦ W ~75◦ SW ms Santa Elena I Santa Elena II Santa Elena III...III Santa Elena IV P P P P 1 1 1 1 180 370 320 800 3–6 4 4 6–12 ~N40◦ ~N40◦ ~N40◦ ~N40◦ ~75◦ SW...La Herrumbrada Campo El Abra Ipizca I Ipizca II Santa Gertrudis Flor Morada S S S S S S S AS S Vilisman |  | Vial, D.S., Abreu, G.C., Schubert, G., Ribeiro-Rodrigues, L.C. (2007) Smaller gold deposits in the Archean Rio das Velhas greenstone belt, Quadrilátero Ferrífero, Brazil. Ore Geology Reviews, 32 (3) 651-673 doi:10.1016/j.oregeorev.2005.01.004 | Journal (article/letter/editorial) | | CVRD—Companhia Vale do Rio Doce, BR 381, km 450, Santa Luzia, MG, Brazil Instituto de Geociências da Universidade...small gold deposits of the QF are given, based on mine geological mapping and exploration developed in...association is composed of the Morro Vermelho and Santa Quitéria Formations. The Volcaniclastic association...of sulfide and amphibole layers, as at Pari gold mine. 6) Gold associated with disseminated to massive...massive basemetal sulfides, as at Bico de Pedra mine. The second group (B) can be subdivided into three types: |  | | Journal (issue) | | gem abstracts| Margaritologia pearl newsletter|Santa Fe Symposium proceedings|Fei cui testing in Hong...Windmill-cut topaz from Namibia|Tourmaline from Masisi, DRC|Yellow tourmaline from Mavuco, Mozambique|Tremolite...ct Swiss Blue topaz, 7.99 ct amethyst, 3.29 ct tourmaline, 2.40 ct aquamarine, 1.12 ct Imperial topaz and...blood ruby, royal blue and cornflower sapphire, old mine/ Muzo green emerald, sunrise and sunset padparadscha... honey-colour chrysoberyl and Paraíba-colour tourmaline. Each includes a definition, history, research |  | Moreira, Hugo, Cassino, Lucas, Lana, Cristiano, Storey, Craig, Albert, Capucine (2019) Insights into orogenic processes from drab schists and minor intrusions: Southern São Francisco Craton, Brazil. Lithos, 346. 105146 doi:10.1016/j.lithos.2019.07.013 | Journal (article/letter/editorial) | | (Fig. 2a), and are enclosed between the Bação and Santa Rita Domes (Fig 2a; b). They are also marked by...a Palaeoarchaean TTG nucleus, known as the Santa Bárbara complex, preserved in the eastern part of the...activity around the margins of the Rio das Velhas-Santa Bárbara block (Lana et al., 2013). It also produced...Fig. 2a) are felsic intrusions near the so-called Santa Rita dome (Alkmim and Marshak, 1998), a TTG-greenstone...one of the many greenstone-belt remnants of the Santa Rita dome. The two sampled intrusions, located 15 |  | Debowski, Beatriz Pereira, Potratz, Guilherme Loriato, Tavares Júnior, Armando Dias, Alves Martins, Maria Virgínia, Geraldes, Mauro Cesar (2022) Age and Origin of the Massangana Intrusive Suite and Associated Mineralizations, in the Rondônia Tin Province: Petrography, U-Pb, and Lu-Hf Isotopes Zircons. Minerals, 12 (10) 1304 doi:10.3390/min12101304 | Journal (article/letter/editorial) | | São Carlos, Caritianas, Pedra Branca and Santa Bárbara massifs are part of the Rondônia presented as...25–1.00 G.a). In the third and last cycle, the Santa Clara Intrusive Suite (from 1082 ± 4.9 Ma to 1080...the location of all the massifs that comprise the Santa Clara Intrusive Figure 3.modified Schematic map...Rondônia Tin Province highlighting only the intrusive Santa Intrusive Suite, andCandeias Rondônia Suite. thatSuite...Suite, São Lourenço-Caripunas Intrusive Suite, Santa Clara Intrusive Suite, and Rondônia Suite. The granites |  | | Journal (article/letter/editorial) | | Divinópolis, Belo Horizonte, Bonfim, Bação and Santa Bárbara. The dark grey squares (numbered from 1 to 40)...poorly preserved in the north-south elongated Santa Barbara Complex east of the Bação dome, ranges from...MR259A MR257A MR51A CO-1 D14 FQ74 FQ70 FQ65 N-33 Santa Luzia Ibirité Granite Granite Granite Granite Leucogranite...abundance of K-feldspar may exceed 50 vol.%, tourmaline is common and muscovite is also been observed...today preserved as small crust fragments in the Santa Bárbara complex and in the Mineiro Belt (Lana et al |  | | Book | | including Gorgona Island, Chocó Arc, Sierra Nevada de Santa Marta, La Macarena, and the Guiana Shield: remote...Geologie und Petrographie der Sierra Nevada de Santa Marta (Kolumbien, Südamarika). Schweiz, Mineralogische...Universidad Nacional Autónoma de México, Querétaro, Qro., Mexico Cristina I. Pereira Area de Ciencias del Mar, Universidad...Pacific Terranes Romeral Mélange Sierra Nevada de Santa Marta W-E Tectono-Sedimentary Anomaly Western Tectonic...morpho-structural features, including the Sierra Nevada de Santa Marta (SM), the Sierra de Mérida (ME, the “Venezuelan |  | Cutts, Kathryn, Lana, Cristiano, Alkmim, Fernando, Farina, Federico, Moreira, Hugo, Coelho, Viviane (2019) Metamorphism and exhumation of basement gneiss domes in the Quadrilátero Ferrífero: Two stage dome-and-keel evolution?. Geoscience Frontiers, 10 (5) 1765-1787 doi:10.1016/j.gsf.2019.02.009 | Journal (article/letter/editorial) | | complexes (e.g. Bonfim, Belo Horizonte, Bação, Santa Bárbara and Caeté) and polydeformed, low-grade Archean...structures such as the Bação, Belo Horizonte, Caeté, Santa Bárbara and Bonfim domes (Fig. 1). The domes expose three...groups named Santa Bárbara (ca. 3220e3200 Ma, only poorly preserved in the Santa Bárbara dome), Rio dos...plagioclase, quartz and minor chlorite, apatite, tourmaline and rutile (Fig. 4A and B). Garnet grains are |  | | Book | | pénétrait dans la roche de fusion , la proportion du mine ral de plomb augmentait, et, enfin , apparaissait...ceux des célèbres montagnes de Huantajaya et de Santa Rosa, qui, au siècle passé, ont donné de grandes...), avec des taches de carbonate de cuivre. Mine de Santa Rosa, en face de Huantajaya. Tarapacá . N° 50...Manganocalcite ( carbonate de chaux et de manganèse ). Mine « Jardin de Plata » , — Province de Huanta . - ...Manganocalcite (carbonate de chaux et de manganèse). Mine « Jardin de Plata » . Province de Huanta . La |  | | Journal (issue) | | “King of Kashmir”), 80 cm, from the Biangsapi Gon mine near Nyet Bruk, Pakistan. Private collection; James...(2016–2019) David and Marcie Bristol (2016–2020) Ken and Barbara Moffitt (2016–2020) Nicholas F. Stolowitz (2016–2019)...market, including red wulfenite from the Red Cloud mine in Arizona, epidote from Prince of Wales Island... CRYSTAL CLASSICS CRYSTALCLASSICS.CO.UK MALKHAN Tourmaline with Quartz and Cleavelandite | Malkhan Pegmatite...the Shigar Valley region of Pakistan, hundreds of mine tunnels pierce steep, nearly vertical rock cliffs |  | | Journal (issue) | | MUNICH SHOW FIELD TRIPS: Orogrande Garnet (New Mexico) Prairie Agates PROJECT: (South Dakota) Bola......................................... 12 New Mexico Garnet ............................................. 36 A very special educational event Gollar Mine Barite and Sulfides ......................... 60...Mineral, Antique Gas and Steam Engine Museum; 2040 N. Santa Fe Ave.; Fri. 10 am.-5 pm, Sat. 10 am-5 pm, Sun...including fine things from the classic Lavrium silver mine. A small cuproadamite was particularly attractive |  | | Report (issue) | | Geology—Mexico. 2. Geology, Structural—Mexico. 3. Faults (Geology)—Mexico. 4. Ore deposits—Mexico. I. Alaniz-Álvarez...The evolution of Middle America and the Gulf of Mexico-Caribbean Sea region during Mesozoic time: Geological...Tectonostratigraphic Terranes and Tectonic Evolution of Mexico: Geological Society of America Special Paper 278...Paleozoic ages in the northern part (Sonora and Chihuahua) and Mesozoic ages beneath the rest of the Sierra...volcanics of the Lower Volcanic Complex in central Chihuahua, were affected by moderate contractile deformation |  | | Journal (article/letter/editorial) | | Tischendorfite Tlapallite Todorokite Topaz Torbernite Tourmaline, rubellite, indigolite, elbaite, dravite, schoerl...hanging wall. During a subsequent mining period, the mine was re-opened to recover sideritic parts of the...you look for a mine look near a mine”. This includes the imperative “if you look for a mine look for smelting...also for the chrome diopside found at Outukumpu mine, a mineral that is first and foremost recognized...According to the Raw Materials Group (Sweden), the world mine production in 2005 stood at 19.3 m t metal content | | | Journal (article/letter/editorial) | | Tischendorfite Tlapallite Todorokite Topaz Torbernite Tourmaline, rubellite, indigolite, elbaite, dravite, schoerl...hanging wall. During a subsequent mining period, the mine was re-opened to recover sideritic parts of the...you look for a mine look near a mine”. This includes the imperative “if you look for a mine look for smelting...also for the chrome diopside found at Outukumpu mine, a mineral that is first and foremost recognized...According to the Raw Materials Group (Sweden), the world mine production in 2005 stood at 19.3 m t metal content |  | Martinez-Abad, I., Cepedal, A., Arias, D., Martin-Izard, A. (2015) The Vilalba gold district, a new discovery in the Variscan terranes of the NW of Spain: A geologic, fluid inclusion and stable isotope study. Ore Geology Reviews, 66. 344-365 doi:10.1016/j.oregeorev.2014.10.021 | Journal (article/letter/editorial) | | leucogranites with biotite, muscovite, garnet and/or tourmaline. They occur in stocks and dikes cutting through...(Rubiales, Tornos and Arias, 1993; Antonina and Santa Bárbara, Tornos et al., 1996), all of them located in...(Rubiales, Tornos and Arias, 1993; Antonina and Santa Bárbara, Tornos et al., 1996) located near the district |  | Pereira, Inês, Storey, Craig, Darling, James, Lana, Cristiano, Alkmim, Ana R. (2019) Two billion years of evolution enclosed in hydrothermal rutile: Recycling of the São Francisco Craton Crust and constraints on gold remobilisation processes. Gondwana Research, 68. 69-92 doi:10.1016/j.gr.2018.11.008 | Journal (article/letter/editorial) | | 2770 Ma (Lana et al., 2013). These are the Santa Bárbara (SB; 3220-3200 Ma), Rio das Velhas I (RVI; 2930-2900...ton of gold, but are not economically viable to mine (Pomerene, 1964). Although free gold particles can...also noted that gold could form aggregates with tourmaline, crosscutting pre-existing compact detrital pyrite... show hydrothermal textures, intergrown with tourmaline that cross-cuts detrital pyrite. However, this...re-precipitation with tourmaline in aggregates. Such aggregates have been described in gold-tourmaline vein deposits |  | | Journal (volume) | | se 7 The Only Mining Journal Pablithed in Mexico. Vhe Mexican Mining Journal Published SKConthly...— Vhe Mexican Mining Journal APARTADO 105 £IS. MEXICO CITY, MEX. THE MEXICAN MINING JORNAL INDEX TO...20 and 1. January to December 1915. Accounts Mine, System Action of Dissolved Air of, in Mill Pulp...and Folation, Air and Temperature in the Deepest Mine in the World,. Air, Compressed, for Ore Flotation...Ore 242 American Society of Mexico, 145,.. 198 American Society of Mexico, Organization of, 158 Analysis |  | | Book | | seismic profile using quarry blasts from Itabira mine (Quadrilátero Ferrífero mining district, see Alkmim...southern portion of the SFC (e.g., Campo Belo, Santa Bárbara, Belo Horizonte, Bonfim, and Passa Tempo) (Fig...as well as by gneissic-migmatitic domes: SB (Santa Bárbara), CA (Caeté), FL (Florestal), BA (Bação). The...gneisses and migmatites Campo Belo Complex and Santa Bárbara and Bação domes (Quadrilátero Ferrífero). Regional...Mesoarchean 1: Campo Belo orogeny (includes the Santa Bárbara event) 3.22–3.20 (including inherited ages) |  | | Journal (article/letter/editorial) | | metamorphism capable of segregating boron into tourmaline MA veins may lower the boron content of shales...channel-belts in the Late Neoproterozoic–Cambrian Santa Bárbara group (Southern Brazil): Sedimentary Geology...methane cold seep carbonate (Miocene, Santa D Cruz Formation, Santa Cruz, California, from Aiello et al |  | Perello, J., Carlotto, V., Zarate, A., Ramos, P., Posso, H., Neyra, C., Caballero, A., Fuster, N., Muhr, R. (2003) Porphyry-Style Alteration and Mineralization of the Middle Eocene to Early Oligocene Andahuaylas-Yauri Belt, Cuzco Region, Peru. Economic Geology, 98 (8) 1575-1605 doi:10.2113/gsecongeo.98.8.1575 | Journal (article/letter/editorial) | | THE ANDAHUAYLAS-YAURI belt (Bellido et al., 1972; Santa Cruz et al., 1979; Noble et al., 1984) covers an...1958; Bellido et al., 1972; Sillitoe, 1976, 1990; Santa Cruz et al., 1979; Einaudi et al., 1981; Aizawa...latter can be found elsewhere (Terrones, 1958; Santa Cruz et al., 1979; Aizawa and Tomizawa, 1986; Fierro... with shoshonitic rocks being important in the Santa Lucía area, southeast of Yauri (Clark et al., 1990;...Sandeman et al., 1995). Shoshonitic volcanism in the Santa Lucía area took place between ~32 and 24 Ma (Fig |  | | Journal (article/letter/editorial) | | kyanite, plagioclase and quartz, with minor pyrite, tourmaline and rutile. The sample has a well-developed foliation...geochemistry and geochronology of the Borrachudo and Santa Bárbara metagranites, Quadrilátero Ferrífero, Brazil...00 K2O 0.12 Total 100.15 0.00 99.8 5 mode Mine ral 0.100 SiO2 58.61 TiO2 Al2O 3 Cr2O 3 Fe2O...RI 0.40 0 SC 0.2 41 0.136 NU 0.02 5 mode Mine ral 0.00 0.00 0.00 0.00 4.43 Ca O 0.9 6 3.2 7 |  | | Book | | . . . . . . . . . . . . . . . . . . 7.3.2 The Santa Maria Chico Granulitic Complex (Taquarembó Block).... . . . . . . . . . . . . 8.3.1 Basement Rocks–Santa Catarina Granulitic Complex . . . . 8.3.2 Neoproterozoic.... . . . . . . . . . . . . . . . . . . . . 11.2 Santa Catarina Sector . . . . . . . . . . . . . . . ....Deformation History of the Dom Feliciano Belt in Santa Catarina . . . . . . . . . . . . . . . . . . . .... . . . . . . . . . . . . . . . . . . . 22.2.1 Santa Catarina Sector . . . . . . . . . . . . . . . . |  | | Conference Proceedings (Volume) | | Cover photograph: View of the Aitik open pit copper mine in the very north of Sweden. Mining operations started...of the Vizcaíno Peninsula (Baja California Sur, Mexico), re-visited for platinum-group minerals ........A. Hronsky The boron isotope composition of tourmaline from the Val-d’Or orogenic gold deposits, Québec...processes in the orogenic gold deposit of the Pampalo mine, Hattu schist belt, eastern Finland . . ..........Alfons Berger & Ole Christiansen Svartliden gold mine: shear zone and BIF-hosted orogenic gold deposit |
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