Buscar
Mostrando ítems 11-20 de 306
Geochemistry of gold in Archean granulite facies terrains
(Chemical Geology, 1976)
Exhumation of high-pressure granulites of the Guaxupe Complex, southeastern Brazil
(Wiley-Blackwell, 2014)
Geochemical signatures of metasedimentary rocks of high-pressure granulite facies and their relation with partial melting: Carvalhos Klippe, Southern Brasilia Belt, Brazil
(PERGAMON-ELSEVIER SCIENCE LTDOXFORD, 2012-09)
High-grade metasedimentary rocks can preserve geochemical signatures of their sedimentary protolith if significant melt extraction did not occur. Retrograde reaction textures provide the main evidence for trapped melt in ...
Unraveling an antique subduction process from metamorphic basement around Medellin city, Central Cordillera of Colombian Andes
(PERGAMON-ELSEVIER SCIENCE LTD, 2011)
In the surroundings of Caldas and El Retiro cities (Colombia) metamorphic rocks derived from basic and pelitic protoliths comprise the Caldas amphibole schist and the Ancon schist respectively. Subordinated metamorphosed ...
Geochemistry of gold in Archean granulite facies terrains
(Chemical Geology, 1976)
Gold distribution in Archean--Precambrian granulite facies terrains from Bahia state,
Brazil, is investigated by means of flameless A.A. spectroscopy. The average Au content
for 105 samples is 1.51 ppb, which is appreciably ...
PYROXENES AND THE P-T PATH IN GRANULITE FACIES OF SW MINAS GERAIS, BRAZILPIROXENOS E O PERCURSO P-T EM FÁCIES GRANULITO DO SW DE MINAS GERAIS, BRASIL
(Sociedade Brasileira de Geologia, 2017)