| | Journal (article/letter/editorial) | The two dozen or so minerals in the group are complex, sodium-rich zirconosilicates whose crystal structure...specimens from Kangerdluarssuk, Ilimaussaq alkaline complex, South Greenland, and named the mineral eudialyte...collectors specialize in the interesting minerals of alkaline igneous rocks; collectors in North America are... Howie, and Zussman 1986). The Ilimaussaq alkaline complex, South Greenland, is a famous agpaitic nepheline...(aegirine-augite and arfvedsonite) from the Kipawa complex, Québec, Canada. Specimen RJL3997. meters, has | | Gomes, Celso de Barros, Azzone, Rogério Guitarrari, Rojas, Gaston Eduardo Enrich, Guarino, Vincenza, Ruberti, Excelso (2021) Agpaitic Alkaline Rocks in Southern Brazilian Platform: A Review. Minerals, 11 (9) 934 doi:10.3390/min11090934 | Journal (article/letter/editorial) | minerals Review Agpaitic Alkaline Rocks in Southern Brazilian Platform: A Review Celso de Barros Gomes 1, *... University of São Paulo, São Paulo 05508-080, Brazil; rgazzone@usp.br (R.G.A.); gastonenrich@usp.br...occurrences located in southern Brazil and at the border between Brazil and Paraguay. All the Brazilian...most significant occurrence is Poços de Caldas, the largest alkaline massif in South America. In general...ones. However, these associations are indeed more complex in terms of composition, with accessory phases | | Wu, Fu-Yuan, Yang, Yue-Heng, Marks, Michael A.W., Liu, Zhi-Chao, Zhou, Qin, Ge, Wen-Chun, Yang, Jing-Sui, Zhao, Zi-Fu, Mitchell, Roger H., Markl, Gregor (2010) In situ U–Pb, Sr, Nd and Hf isotopic analysis of eudialyte by LA-(MC)-ICP-MS. Chemical Geology, 273 (1) 8-34 doi:10.1016/j.chemgeo.2010.02.007 | Journal (article/letter/editorial) | syenites a b s t r a c t Eudialytes are a group of complex Na–Ca zirconosilicate minerals that generally occur...Kipawa and Mont Saint Hilaire (Canada), Poços de Caldas (Brazil) and Langesund Fjord (Norway), indicate...rutile are common; whereas in agpaitic rocks, complex Na–Ca zirconosilicates F.-Y. Wu et al. / Chemical...Ilímaussaq complex of South Greenland, the Tamazeght complex in Morocco, and the Pilanesberg complex in South...pegmatitic syenite occurring in the Lovozero alkaline complex (Kola, Russia). The Sr isotopic analysis was | | | Journal (issue) | Tuperssuatsiaite from the Bortolan quarry, Poços de Caldas, Minas Gerais, Brazil . . . . . . . . . . . . . . . ....mines has revealed over 65 mineral species in a complex polymetallic quartz vein system, including bismutoferrite...his artistic vision and scientific sensibilities. De FOURESTIER, J. (2005) The mineralogy of Star Trek...especially his favorite locality, the mineralogically complex Kipushi mine. He wrote “La collection des . . ...(Katanga)”] for the Association des Géologues Amateurs de Belgique’s Minbul magazine in 1989— a monograph on | | Melo, Marilane G., Lana, Cristiano, Stevens, Gary, Pedrosa-Soares, Antônio C., Gerdes, Axel, Alkmin, Leonardo A., Nalini, Hermínio A., Alkmim, Fernando F. (2017) Assessing the isotopic evolution of S-type granites of the Carlos Chagas Batholith, SE Brazil: Clues from U–Pb, Hf isotopes, Ti geothermometry and trace element composition of zircon. Lithos, 284. 730-750 doi:10.1016/j.lithos.2017.05.025 | Journal (article/letter/editorial) | S-type granites of the Carlos Chagas Batholith, SE Brazil: Clues from U–Pb, Hf isotopes, Ti geothermometry...Isotope Research Group, Departamento de Geologia, Universidade Federal de Ouro Preto, Morro do Cruzeiro, 35400-000...35400-000 Ouro Preto, MG, Brazil Centre for Crustal Petrology, Department of Earth Sciences, Stellenbosch...Universidade Federal de Minas Gerais, IGC–CPMTC, Campus Pampulha, 31270-901 Belo Horizonte, MG, Brazil d Institut...syn-collisional stage of the Araçuaí orogen (southeastern Brazil). Zircons extracted from the CCB record a wide | | | Report (issue) | half-life of 238U. The decays of 235U and 238U are complex, with many intermediate daughter products. These...basins Rift/back arc basins Arc/Marginal Basin Alkaline complexes Rift/back arc basins Intracratonic...(Australia) Pervomayskoye (Ukraine), Lagoa Real (Brazil), Valhalla (Australia) Pribram , Jachymov (Czech...fit into other types, and have origins that are complex (Ruzicka 1982, IAEA 1986, Martin-Izard et al. 2002)...examples of this deposit type are Lagoa Real in Brazil, Zheltye Vody deposit in Ukraine and Valhalla in |
|