Buscar
Mostrando ítems 1-10 de 4358
Burdigalian deposits of the santa cruz formation in the sierra baguales, austral (magallanes) basin: age, depositional environment and vertebrate fossils
(SERVICIO NACIONAL GEOLOGIA MINERVA, 2013)
Rb-Sr systematics applied to sedimentary rocks: the example of Paraná Basin, BrazilO Método Radiométrico Rb-Sr Aplicado em Rochas Sedimentares o Exemplo da Bacia do Paraná, Brasil
(Instituto de Geociências /Universidade Federal do Rio Grande do Sul, 2006)
U–Pb detrital zircon ages in the Lajas Formation at Portada Covunco: Maximum depositional age and provenance implications for the Neuquén Basin, Argentina
(Pergamon-Elsevier Science Ltd, 2021-10)
The Lajas Formation of the Neuquén Basin (Argentina) was deposited mainly during the Middle Jurassic but with a highly diachronic pattern. The exact time elapsed in the deposition of this unit remains controversial and ...
The Don Sixto mining project: A low sulphidation Au-Ag deposit 5-08 of Permian-Triassic age, Mendoza, Argentina, mineralogy, fluid inclusions, stable isotopes and 40Ar/39Ar age results
(Istituto Nazionale Di Oceanografia E Di Geofisica Sperimentale, 2013-11)
It is described the ore mineralogy, fluid inclussion study, stable isotopes results and 40Ar/39Ar age determination of the Don Sixto, a low-sulphidation epithermal ore deposit from southern Mendoza.
Depositional age, provenance and metamorphic age of metasedimentary rocks from southern Madagascar
(ELSEVIER SCIENCE BVAMSTERDAM, 2012)
Southern Madagascar is the core of a >1 million km(2) Gondwanan metasedimentary belt that forms much of the southern East African Orogen of eastern Africa, Madagascar, southern India and Sri Lanka. Here the Vohibory ...
Plasma-polymerized acetylene nanofilms modified by nitrogen ion implantation
(2013-06-15)
Thin films were prepared by plasma enhanced chemical vapour deposition (PECVD) from a mixture of acetylene and argon, and post deposition-treated by plasma immersion ion implantation (PIII). The effect of PIII on the ...
Plasma-polymerized acetylene nanofilms modified by nitrogen ion implantation
(2013-06-15)
Thin films were prepared by plasma enhanced chemical vapour deposition (PECVD) from a mixture of acetylene and argon, and post deposition-treated by plasma immersion ion implantation (PIII). The effect of PIII on the ...