• Nenhum resultado encontrado

[PDF] Top 20 Petrology and geochemistry of the igneous rocks from Macao (South China) : Tectono-magmatic implications

Has 10000 "Petrology and geochemistry of the igneous rocks from Macao (South China) : Tectono-magmatic implications" found on our website. Below are the top 20 most common "Petrology and geochemistry of the igneous rocks from Macao (South China) : Tectono-magmatic implications".

Petrology and geochemistry of the igneous rocks from Macao (South China) : Tectono-magmatic implications

Petrology and geochemistry of the igneous rocks from Macao (South China) : Tectono-magmatic implications

... colour of orthoclase and also, under microscope, by different types of twinning (albite/pericline vs Carlsbad, respectively; ...monoclinic and stable at ...ºC and 900 ºC, microcline is ... See full document

299

Geochemistry of basaltic flows from a basalt ring structure of the Serra Geral formation at Água Vermelha dam, Triângulo Mineiro, Brazil : implications for the magmatic evolution of the Paraná‑Etendeka Province.

Geochemistry of basaltic flows from a basalt ring structure of the Serra Geral formation at Água Vermelha dam, Triângulo Mineiro, Brazil : implications for the magmatic evolution of the Paraná‑Etendeka Province.

... review of the characteristics, processes, and spatial distributions of analogs for ...Planetary and Space Science, ...Classification of Igneous Rocks. Chicago: ... See full document

22

Petrogenesis of Bir Madi Gabbro-Diorite and Tonalite-Granodiorite  Intrusions in Southeastern Desert, Egypt: Implications for Tectono-Magmatic Processes at the Neoproterozoic Shield

Petrogenesis of Bir Madi Gabbro-Diorite and Tonalite-Granodiorite Intrusions in Southeastern Desert, Egypt: Implications for Tectono-Magmatic Processes at the Neoproterozoic Shield

... Sr and Ba (Fig.3). The TGrS rocks define a consider- able calc-alkaline magmatic trend on the AFM diagram ...On the A/CNK versus SiO 2 diagram, the TGrS is mostly ... See full document

9

Petrography, geochemistry and geochronology of the potassic granitoids of the Rio Itacambiruçu Supersuite: implications for the Meso- to Neoarchean evolution of the Itacambira-Monte Azul block

Petrography, geochemistry and geochronology of the potassic granitoids of the Rio Itacambiruçu Supersuite: implications for the Meso- to Neoarchean evolution of the Itacambira-Monte Azul block

... that the PUp granitoids originated from the partial melting of TTGs, whose signatures are similar to the Porteirinha Complex gneisses, under conditions of relatively low ... See full document

24

Paleo- and rock magnetism of the Central Atlantic Magmatic Province (CAMP) from Portugal: global-scale correlations and implications for the paleogeography of Iberia at 200 Ma

Paleo- and rock magnetism of the Central Atlantic Magmatic Province (CAMP) from Portugal: global-scale correlations and implications for the paleogeography of Iberia at 200 Ma

... Atlantic Magmatic Province (CAMP) is one of the largest igneous provinces of the Phanerozoic and is believed to be coeval with the biological crisis of ... See full document

40

Geochemistry of basaltic flows from a basalt ring structure of the Serra Geral formation at Água Vermelha dam, Triângulo Mineiro, Brazil: implications for the magmatic evolution of the Paraná-Etendeka Province

Geochemistry of basaltic flows from a basalt ring structure of the Serra Geral formation at Água Vermelha dam, Triângulo Mineiro, Brazil: implications for the magmatic evolution of the Paraná-Etendeka Province

... ABSTRACT: The Serra Geral Formation belongs to the Paraná-Etendeka Magmatic Province (PEMP) and its geochemical and petrographic characteristics are not ...basaltic and two ... See full document

22

Repositório Institucional da UFPA: Geology, petrology, U-Pb (shrimp) geochronology of the Morrinhos granite -Paraguá terrane, SW Amazonian craton: implications for the magmatic evolution of the San Ignácio orogeny

Repositório Institucional da UFPA: Geology, petrology, U-Pb (shrimp) geochronology of the Morrinhos granite -Paraguá terrane, SW Amazonian craton: implications for the magmatic evolution of the San Ignácio orogeny

... in the municipality of Vila Bela da Santíssima Trindade of the state of Mato Grosso, Brazil, in the Paraguá Terrane, Rondonian-San Ignácio Province, in the SW portion ... See full document

18

Geology and petrology of the Salto do Céu Suite: tectonic and stratigraphic implications on the SW Amazonian Craton

Geology and petrology of the Salto do Céu Suite: tectonic and stratigraphic implications on the SW Amazonian Craton

... ages of 1403 ± 0.6 Ma and 1382 ± 49 Ma for the intermediate to acid rocks, interpreted as the time of igneous crystallization for felsic magmas that gave rise to ... See full document

20

U-Pb Geochronology, Sr–Nd Geochemistry, Petrogenesis and Tectonic Setting of Gandab Volcanic Rocks, Northeast Iran

U-Pb Geochronology, Sr–Nd Geochemistry, Petrogenesis and Tectonic Setting of Gandab Volcanic Rocks, Northeast Iran

... outcomes of U-Pb zircon analysis on the two old- est and youngest samples based on the relative age are presented in Table 3 ...with igneous origin and their growth by ... See full document

18

Petrology, geochemistry and tectonomagmatic evolution of Hezar Igneous Complex (Rayen - south of Kerman - Iran): the first description of an arc remnant of the Neotethyan subduction zone

Petrology, geochemistry and tectonomagmatic evolution of Hezar Igneous Complex (Rayen - south of Kerman - Iran): the first description of an arc remnant of the Neotethyan subduction zone

... Hezar Igneous Complex (HIC) in the south-eastern part of Urumieh-Dokhtar magmatic arc, is the most prominent magmatic feature in the Kerman Porphyry Copper Belt, that ... See full document

19

Geology, geochemistry and petrology of basalts from Paraná Continental Magmatic Province in the Araguari, Uberlândia, Uberaba and Sacramento regions, Minas Gerais state, Brazil

Geology, geochemistry and petrology of basalts from Paraná Continental Magmatic Province in the Araguari, Uberlândia, Uberaba and Sacramento regions, Minas Gerais state, Brazil

... Classification of the basaltic rocks from the studied area according to Peate et ...parameters. The trends observed for major, minor and trace elements in the ... See full document

21

Geochemistry, petrology, and mineralization in volcanic rocks located in south Neyshabour, NE Iran

Geochemistry, petrology, and mineralization in volcanic rocks located in south Neyshabour, NE Iran

... igneous rocks are in agreement with plagioclase and amphibole ...result, the crystal fractionation process is specified from the parental ...magma. The trace element ... See full document

17

Geochemistry of the Northern Paraná Continental Flood Basalt (PCFB) Province: implications for regional chemostratigraphy

Geochemistry of the Northern Paraná Continental Flood Basalt (PCFB) Province: implications for regional chemostratigraphy

... ABSTRACT: The Paraná Continental Flood Basalt (PCFB) province is one of the largest igneous provinces on Earth, but little is known about the architecture and geochemical ... See full document

23

Geochemistry of minerals, weathering and hidrogeochemistry from the Fonte Santa mine area (NE de Portugal)

Geochemistry of minerals, weathering and hidrogeochemistry from the Fonte Santa mine area (NE de Portugal)

... chalcopyrite and occurs included in ...one of the most abundant sulphide minerals and shows “chalcopyrite ...exsolutions of sphalerite show ortogonal alignments (one direction parallel ... See full document

10

Genesis of Soils Formed from Mafic Igneous Rock in the Atlantic Forest Environment

Genesis of Soils Formed from Mafic Igneous Rock in the Atlantic Forest Environment

... in the central region of the Paraíba do Sul valley, in southwestern of Rio de Janeiro state (22° 29’ 03’’ to 22° 35’ 27’’ S; 43° 54’ 49’’ to 44° 04’ 05’’W) (Figure ...1). The study area ... See full document

21

RADON EXHALATION FROM GRANITIC ROCKS

RADON EXHALATION FROM GRANITIC ROCKS

... results of experimentally measured radon and thoron activity concentration in the air associated with 24 types of commercial brands of granitic rock presented rather high ...41% ... See full document

19

REPOSITORIO INSTITUCIONAL DA UFOP: Geochemistry and isotopic signatures of metavolcanic and metaplutonic rocks of the Faina and Serra de Santa Rita greenstone belts, Central Brazil : evidences for a Mesoarchean intraoceanic arc.

REPOSITORIO INSTITUCIONAL DA UFOP: Geochemistry and isotopic signatures of metavolcanic and metaplutonic rocks of the Faina and Serra de Santa Rita greenstone belts, Central Brazil : evidences for a Mesoarchean intraoceanic arc.

... 6. The geodynamic model for the volcanic and plutonic protoliths that constitute the Faina and Serra de Santa Rita greenstone belts is inserted into an intraoceanic forearc-arc-back-arc ... See full document

28

Geochemistry and petrogenesis of post-collisional ultrapotassic syenites and granites from southernmost Brazil: the Piquiri Syenite Massif

Geochemistry and petrogenesis of post-collisional ultrapotassic syenites and granites from southernmost Brazil: the Piquiri Syenite Massif

... Melting of mantle portions composed mainly of clinopyroxene ± hydrated minerals is largely accepted for the origin of potassic and ultrapotassic magmas ...minettes and associated ... See full document

19

Geochemistry of petroleum: Asphaltenes as a source of geochemistry information

Geochemistry of petroleum: Asphaltenes as a source of geochemistry information

... industrial and anthropogenic activities, demand for energy sources that enable their development will also ...coal and natural gas, are the largest source of non-renewable energy and ... See full document

18

The 1590-1520 Ma Cachoeirinha magmatic arc and its tectonic implications for the Mesoproterozoic SW Amazonian craton crustal evolution

The 1590-1520 Ma Cachoeirinha magmatic arc and its tectonic implications for the Mesoproterozoic SW Amazonian craton crustal evolution

... individualized from the gneissic basement in the Cachoeirinha re- gion according to the geologic mapping published by Saes et ...data) and Carneiro et al. (1992). The authors ... See full document

18

Show all 10000 documents...