搜索结果: 1-8 共查到“矿床学与矿相学 metamorphism”相关记录8条 . 查询时间(0.045 秒)
High-grade contact metamorphism of calcareous rocks from the Oslo Rift, Southern Norway
High-grade metamorphism calcareous rocks Oslo Rift Southern Norway
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2012/4/6
Shallow-levelplutonscausedextensivecontactmetamorphismofLowerPaleozoicshaleandcarbonatesequencesinthePermianOsloRift.A500mlongand100mwideshale-
limestonexenolithembeddedwithinmonzonitesbelongingtothe...
Diagenesis and Metamorphism of Clay Minerals in the Helvetic Alps of Eastern Switzerland
Clay mineralogy Diagenesis Helvetic Alps Incipient metamorphism Switzerland
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2011/12/1
Abstract: Helvetic sediments from the northern margin of the Alps in eastern Switzerland were studied by clay mineralogical methods. Based on illite “crystallinity” (Kübler index), the study area is d...
Evolution of compositional polarity and zoning in tourmaline during prograde metamorphism of sedimentary rocks in the Swiss Central Alps
Evolution polarity zoning tourmaline metamorphism sedimentary rocks Swiss Central Alps
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2012/4/6
Thecompositional evolution oftourmaline from diageneticto lower amphibolite-facies conditions wasinvestigated in two metasedimentary units (redbed and black shale for-mations)alongatraverse across the...
Constraint on the time scale of biotite-grade metamorphism during Acadian orogeny from a natural garnet-garnet diffusion couple
Constraint biotite-grade metamorphism Acadian orogeny garnet-garnet diffusion couple
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2012/4/6
Wehavedetermined the concentration profilesacross the interface ofanatural garnet-garnet couple in a biotite-grade rock from eastern Vermont.Thecouple consists ofa grossular-spessartine garnet that ha...
Evolution of Illite/Smectite from Early Diagenesis through Incipient Metamorphism in Sediments of the Basque-Cantabrian Basin
Basque Cantabrian Basin Diagenesis Illite Smectite
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2011/12/23
Abstract: Prograde evolution of illite/smectite occurring in an unusually-thick (8000 m) sequence of Mesozoic-Cenozoic sediments in the Basque-Cantabrian Basin, Spain, has been studied using XRD and T...
Modification of garnet by fluid infiltration during regional metamorphism in garnet through sillimanite-zone rocks, Dutchess County, New York
Modification garnet fluid infiltration metamorphism sillimanite-zone rocks
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2012/4/6
Metapelitic rocks from a progressive metamorphic sequence in Dutchess County, New York,record evidence for reaction between garnet and fluids associated withquartz (::!:pla-gioclase) veins and for net...
Three Zones for Illite Formation during Burial Diagenesis and Metamorphism
Age dating Burial diagenesis Gulf Coast basin Illite Illite/smectite Ostwald ripening Potassium/argon Punctuated diagenesis
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2011/12/1
Abstract: Reinterpretation of published data for shale cuttings from the Gulf of Mexico sedimentary basin identifies three reaction zones for illite formation with increasing depth for well CWRU6. In ...
Burial and Contact Metamorphism in the Mancos Shale
Bentonite Burial metamorphism Illite Interstratification Shale Smectite X-ray powder diffraction
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2012/2/8
Clay samples from shales and bentonites in the Mancos Shale (Cretaceous) and its stratigraphic equivalents in the southern Rocky Mountain and Colorado Plateau have been analyzed by X-ray powder diffra...