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Novo Horizonte Brazil

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Journal Article
Published: 01 February 2018
Mineralogical Magazine (2018) 82 (1): 133–144.
... ) 3 F 2 , occurs in a hydrothermal vein crosscutting a metarhyolite of the Rio dos Remédios Group, at the Mula mine, Tapera village, Novo Horizonte county, Bahia, Brazil, associated with hematite, rutile, almeidaite, fluocerite-(Ce), brockite, monazite-(La), rhabdophane-(La) and bastnäsite-(La...
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Journal Article
Published: 01 April 2015
Mineralogical Magazine (2015) 79 (2): 269–283.
...; Luiz C. A. de Oliveira; José D. Ardisson Abstract Almeidaite (IMA 2013-020), ideally Pb(Mn,Y)Zn 2 (Ti,Fe 3+ ) 18 O 36 (O,OH) 2 , from Novo Horizonte, Bahia, Brazil, occurs in association with quartz, rutile, anatase, hematite, kaolinite, muscovite, xenotime-(Y) and bastnaesite-(La). Almeidaite forms...
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Journal Article
Journal: Palynology
Published: 01 December 2014
Palynology (2014) 38 (2): 179–194.
...Ricardo Landim Bormann de Borges; Marcel Carvalho de Jesus; Ricardo Costa Rodrigues de Camargo; Francisco de Assis Ribeiro dos Santos Abstract Samples of honey, called marmeleiro honey by its producers, from the state of Piauí, Brazil, were analysed to study their pollen contents. Samples were...
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The Espinhaço Range in Eastern <b>Brazil</b> (states of Bahia and Minas Gerais), s...
Published: 01 February 2018
Fig. 1. The Espinhaço Range in Eastern Brazil (states of Bahia and Minas Gerais), showing its geographic/geotectonic domains Southern Espinhaço (SE), Central Espinhaço (CE), Northern Espinhaço (NE) and Chapada Diamantina (CD) in relation to the São Francisco Craton (SFC). The study area near Novo
Image
Stacked VNIR-SWIR reflectance spectra of xenotime from: (1) NMC018949 (X-ra...
Published: 01 July 2018
Figure 14. Stacked VNIR-SWIR reflectance spectra of xenotime from: (1) NMC018949 (X-rayed) Tvedestrand, Norway; (2) NMC067303 Gunter Mine, Maynooth area, Ontario; (3) NMC067514 Novo Horizonte, Bahia, Brazil; (4) NMC018946 Southern Pacific Quarry, Nuevo, Riverside County, California, USA (xenotime
Journal Article
Published: 11 September 2018
Bulletin of the Seismological Society of America (2018) 108 (5B): 3046–3061.
... ), and Campos Novos ( 1.27 ± 0.09 ) do not differ significantly from the b ‐value of the regional seismicity in the continental area of southern Brazil, which is 1.10 ± 0.20 . Plots on the frequency–magnitude distribution and b ‐values are in Ⓔ Figure S4. The seismic activity near...
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Journal Article
Published: 01 October 2016
American Mineralogist (2016) 101 (10): 2264–2278.
... from Serra Verde that is composed of multiple smaller grains was also obtained. Two euhedral xenotime crystals from Novo Horizonte, Brazil, measured 2.25 × 0.75 × 0.75 cm (sample C) and 2.5 × 1.4 × 1 cm (sample J) and were dark purple in color with patches of transparency. The xenotime sample from...
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Journal Article
Published: 01 January 2014
Journal of Paleontology (2014) 88 (1): 171–178.
...L. D. Mouro; A. C. S. Fernandes; D. W. Rogerio; V. M. Fonseca Abstract The first-described articulated Permian sponge from Brazil, representing Hexactinellida, has been recovered from the Lontras Shale in the Campáleo outcrop (Permian, Asselian–Sakmarian), Rio do Sul Formation, Mafra, in southern...
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Journal Article
Journal: Economic Geology
Published: 01 November 2014
Economic Geology (2014) 109 (7): 1883–1899.
... of the Amazon craton in Brazil. The unusual low-temperature hydrothermal mineralization at Serra Pelada is epigenetic, hosted by metasedimentary rocks of the Águas Claras Formation and structurally localized in the Serra Pelada overturned syncline. The orebodies are controlled by the intersection of subvertical...
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Journal Article
Journal: Economic Geology
Published: 01 December 2017
Economic Geology (2017) 112 (8): 1937–1957.
... (Brazil) ( Paes de Barros, 2007 ). These primary deposits have been historically exploited by artisanal prospectors ( garimpeiros ), mainly in the eastern segment of this province where they form a NW-SE-striking belt, locally known as the Peru-Trairão belt. The province, also referred to as the Juruena...
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Journal Article
Published: 01 December 2012
The Canadian Mineralogist (2012) 50 (6): 1453–1466.
... CRYSTALLOGRAPHIC PARAMETERS OF XENOTIME FROM THE PEGMATITIC ALBITE-ENRICHED GRANITE AND FROM NOVO HORIZONTE Sample 2 σ Novo Horizonte * a (Å) 6.884 0.007 6.8982 c (Å) 6.009 0.012 6.037 V (Å 3 ) 284.752 0.711 287.271 Calculated density (g/cm 3 ) 5.146 4.658...
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Journal Article
Published: 16 January 2007
Canadian Journal of Earth Sciences (2006) 43 (11): 1685–1693.
...Sérgio Dias-da-Silva; Sean Patrick Modesto; Cesar Leandro Schultz Abstract We describe a large, fragmentary procolophonid skull and three large vertebrae from the Sanga do Cabral Formation, Paraná Basin, Lower Triassic of Brazil. Cranial and dental morphology allow us to refer the skull...
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Journal Article
Published: 24 April 2019
Geochemistry: Exploration, Environment, Analysis (2019) 19 (4): 431–447.
... on the Carajás region, the largest mineral province in Brazil. One of these surveys covered the area of Canaã dos Carajás, where 257 soil samples, including 32 duplicate samples, were collected from the B-horizon of soils within an area of c. 3500 km 2 . The <0.177 mm fraction of these samples was ground...
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Journal Article
Journal: AAPG Bulletin
Published: 01 June 1972
AAPG Bulletin (1972) 56 (6): 991–1007.
... of South America and Africa began about 130 m.y. ago ( Maxwell et al. , 1970 ). Actual rifting, or at least invasion of the sea, may have begun earlier, as indicated by the existence of Tithonian marine strata south of Sao Salvador, Brazil (L. de Loczy, personal commun.), but the main separation probably...
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Journal Article
Published: 01 April 2014
American Mineralogist (2014) 99 (4): 607–611.
.... Drumond J.B.V. ( 1998 ). Projeto Leste—Província Pegmatítica Oriental . Belo Horizonte , CPRM , 223 pp. (in Portuguese). Pedrosa-Soares A.C. Campos C.M. Noce C.M. Silva L.C. Novo T.A. Roncato J. Medeiros S.M. Castañeda C. Queiroga G.N. Dantas E...
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Journal Article
Journal: Economic Geology
Published: 01 June 2019
Economic Geology (2019) 114 (4): 697–718.
... propose that brines were mainly derived from evaporites (e.g., Barton and Jonson, 1996; Haynes, 2000 ; Xavier et al., 2008 ). The IOCG deposits in the Carajás Province, Amazon craton, Brazil, represent hybrid examples that formed from different contributions of the ore-forming fluids, reflecting...
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Journal Article
Published: 01 February 2021
Italian Journal of Geosciences (2021) 140 (1): 141–154.
... on several continents. On the South American continent, it was found in Brazil and Paraguay. On the North American continent, it was found in Mexico and in several localities of the United States. In Asia it was found in Korea and China; in Africa it was found in Tunisia, Namibia and Lesotho whereas...
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Journal Article
Journal: Palynology
Published: 01 June 2010
Palynology (2010) 34 (1): 138–145.
...’ in organic-rich shales presently being targeted using innovative horizontal drilling and fracing (fracturing) technologies. The Cabanillas Group was named and described by Newell (1949 , p. 32) for olive and black shales exposed in the banks of the Cabanillas River, near the towns of Julica...
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Journal Article
Published: 01 September 2011
Journal of Paleontology (2011) 85 (5): 877–881.
... is the most typical condition in podocnemidoids and other freshwater and marine turtles. Despite the fact that both shell elements described here might not correspond to a single individual since they were found horizontally separated by at least 100 m, both share a large size indicating...
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Journal Article
Published: 01 December 2013
European Journal of Mineralogy (2013) 25 (5): 817–823.
... and depending upon its rarity, it aggregates value to the otherwise inexpensive gemstone. In recent years Brazil has become quite famous for producing quartz with many different types of inclusions ( Hyrsl & Niedermayr, 2003 ). Sometimes the inclusions are known, as a result of some private...
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