Zobrazeno 1 - 10 of 26 pro vyhledávání: '"Eduardo O. Zappettini"'
1
Development of Tourmaline-Bearing Lithologies of the Peraluminous Tusaquillas Composite Granitic Batholith, NW Argentina: Evidence from Quartz and Tourmaline
Autor: Darrell J. Henry, Eduardo O. Zappettini, Barbara L. Dutrow
Publikováno v: The Canadian Mineralogist. 60:561-595
Textural and chemical characteristics of quartz and tourmaline found in tourmaline-rich orbicules, greisens, pegmatites, and tourmalinite segregations associated with the peraluminous leucogranitic Tusaquillas Batholith Complex of northwest Argentina
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::19a258862641d3bde5b213cfaffb4655
https://doi.org/10.3749/canmin.2100047
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3
Porphyry CU deposits in the Central Andes of Argentina: An overview
Autor: Nora Alicia Rubinstein, Eduardo O. Zappettini, Anabel Gómez
Publikováno v: Journal of South American Earth Sciences. 112:103543
Porphyry Cu deposits are the world's most important source of Cu and the Central Andes of South America hold some of the largest Cu resources worldwide. In Argentina many porphyry-type deposits and prospects with different degrees of exploration stra
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::4d86c12a6f06a0711ba99c76aaaab31e
https://doi.org/10.1016/j.jsames.2021.103543
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4
U-Pb geochronology of Martín García, Sola, and Dos Hermanas Islands (Argentina and Uruguay): Unveiling Rhyacian, Statherian, Ectasian, and Stenian of a forgotten area of the Río de la Plata Craton
Autor: Eduardo O. Zappettini, Yoann Gréau, Carlos Jorge Chernicoff, João Orestes Schneider Santos, Neal J. McNaughton
Publikováno v: Journal of South American Earth Sciences. 80:207-228
The Río de la Plata Craton is one of the three major cratons of South America. The craton is largely covered by sedimentary basins where its most exposed area is Buenos Aires-Piedra Alta Province (Chernicoff et al., 2014). This province includes the
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::bca5e3b266320f77e6d07984ca015f59
https://doi.org/10.1016/j.jsames.2017.09.029
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5
Trace Element Geochemistry and Metasomatic Origin of Alluvial Sapphires From the Orosmayo Region, Jujuy Province, Northwest Argentina
Autor: Angela Lay, Eduardo O. Zappettini, William Powell, Ian T. Graham, Stephen J. Harris, Elena Belousova
Publikováno v: The Canadian Mineralogist. 55:595-617
This study primarily sought to investigate the trace element composition of alluvial sapphires from the Orosmayo region, Jujuy Province, northwest Argentina. In situ laser ablation inductively coupled plasma mass spectrometry (LA-ICP-MS) analysis ( n
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::f051d71d038d1f3ae34f155886a57f85
https://doi.org/10.3749/canmin.1700015
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7
Enigmatic Alluvial Sapphires from the Orosmayo Region, Jujuy Province, Northwest Argentina: Insights into Their Origin from in situ Oxygen Isotopes
Autor: Laure Martin, Eduardo O. Zappettini, Ian T. Graham, Stephen J. Harris, Angela Lay
Publikováno v: Minerals, Vol 9, Iss 7, p 390 (2019)
Minerals
Volume 9
Issue 7
This study sought to investigate in situ oxygen isotopes (&delta
18O) within alluvial colorless-white to blue sapphires from the Orosmayo region, Jujuy Province, NW Argentina, in order to provide additional constraints on their origin and most l
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::aa645d37fee426164b6c6d093bd3028b
https://www.mdpi.com/2075-163X/9/7/390
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8
El Corredor Magmático Intracratónico permo-triásico de la provincia de La Pampa, Argentina: nuevas edades U-Pb SHRIMP, composición isotópica de hafnio e implicancias geodinámicas
Autor: Eduardo O. Zappettini, Carlos Jorge Chernicoff, Neal J. McNaughton, João Orestes Schneider Santos
Publikováno v: CONICET Digital (CONICET)
Consejo Nacional de Investigaciones Científicas y Técnicas
instacron:CONICET
Se ha realizado un estudio y revisión de las unidades magmáticas que integran el Corredor Magmático Intracratónico PérmicoTriásico de La Pampa (CMPT-LP), centro-sur de Argentina. Se dan a conocer nuevas edades U-Pb SHRIMP, composición isotópi
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::cac5aff913f8e5d03de82304f9458359
http://rmcg.geociencias.unam.mx/index.php/rmcg/article/view/930
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9
Mineral Chemistry and Petrogenesis of the Puesto La Peña Undersaturated Alkaline Potassic Complex, Mendoza, Argentina
Autor: Luisa María Villar, Laura B. Hernández, Eduardo O. Zappettini
Publikováno v: The Canadian Mineralogist. 53:717-756
The late Early Miocene Puesto La Pena alkaline potassic complex, Mendoza, Argentina, is a multiphase intrusion with a large variety of rock types (including pyroxenite, malignite, borolanite, syenite, mafic to felsic dikes, and volcanic necks). This
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::674f541dc843e761ce0e115c333e0c67
https://doi.org/10.3749/canmin.1500038
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10
Origin and age of rift related fluorite and manganese deposits from the San Rafael Massif, Argentina
Autor: Eduardo O. Zappettini, Nora Alicia Rubinstein
Publikováno v: Ore Geology Reviews. 66:334-343
The San Rafael Massif is characterized by widespread fluorite and manganese epithermal ore deposits whose origin has been under debate to the present. Isotopic (Sm/Nd and K/Ar) and geochemical (trace elements and REE) data of fluorite and manganese o
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::b40f7a3d34d1f1dbb4b02e9a17de3f78
https://doi.org/10.1016/j.oregeorev.2014.11.004
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