搜索结果: 1-15 共查到“知识库 理学 metamorphic”相关记录17条 . 查询时间(0.071 秒)
Timing of Metamorphism and Provenance of the Metamorphic Basement of the Xiangshan Uranium Orefield, Jiangxi Province, China
basement metamorphic rock detrital zircon sedimentary provenance Precambrian Jiangnan orogenic belt Xiangshan
2018/4/10
The origin, age and evolution of the Precambrian metamorphic basement of southern China provide useful insights into early crustal development. Here, we present new laser ablation–inductively coupled ...
Elemental transport upon hydration of basic schists during regional metamorphism: Geochemical evidence from the Sanbagawa metamorphic belt, Japan
mass transfer fluid flow hydration metamorphism Sanbagawa belt
2017/4/10
Trace element and Sr–Nd–Pb isotopic compositions of basic schists in the Cretaceous Sanbagawa metamorphic belt, a
typical regional metamorphic belt in the circum-Pacific orogeny, have been investigat...
Structural Organization and Tectono-Metamorphic Evolution of the Pan-African Suture Zone: Case of the Kabye and Kpaza Massifs in the Dahomeyide Orogen in Northern Togo (West Africa)
Togo Pan-African Dahomeyide Suture Zone Microstructures
2013/3/11
The Kabye and Kpaza Massifs correspond to two main granulitic suites in the suture zone of the Pan-African Dahomeyide orogenic belt, in northern Togo. The Kabye Massif is composed of an important west...
Metamorphic conditions across the Seve-Köli Nappe boundary,southeastern Trondheim region,Norwegian Caledonides:Comparison of garnet-biotite thermometry and amphibole chemistry
Metamorphic conditions Seve-Kö li Nappe boundary garnet-biotite thermometry amphibole chemistry
2009/12/3
Rocks of the lower Seve Nappe and overlying Köli Nappes are exposed by a domal structure in the Einunnfjellet-Savalen area, southeastern Trondheim region, south-central Norway. In a traverse acro...
Upper Cretaceous Eclogite-Facies Metamorphic Rocks from the Biga Peninsula, Northwest Turkey
Eclogite facies metamorphism Rb/Sr data Turkey Biga Peninsula Rhodope Massif
2009/7/8
Medium-grade metamorphic rocks crop out over a large area under the Neogene sedimentary and volcanic rocks in the central Biga Peninsula in northwest Turkey. These Çamlıca metamorphics co...
Metamorphic and Tectonic Evolution of the Hırkadağ Block, Central Anatolian Crystalline Complex
Central Anatolian Crystalline Complex Hı rkadağ Kı rş ehir Massif Metamorphism Thermobarometry
2009/7/8
The Hırkadağ metamorphic block is a NE-SW-trending horst structure that is part of the Kırşehir Massif in the Central Anatolian Crystalline Complex (CACC). Along its southwestern m...
Metabasite Blocks from the Koçyaka HP-LT Metamorphic Rocks, Konya, Central Anatolia: Geochemical Evidence for an Arc-Back-Arc Pair?
metabasite geochemistry HP-LT rocks central Anatolia back-arc
2009/7/8
The Kütahya-Bolkardağ Belt, situated on the northern margin of the Tauride-Anatolide Platform, includes slices of HP/LT metamorphic rocks adjacent to allochthonous ophiolitic fragments. The Ko&c...
Origin and Tectonic Significance of the Metamorphic Sole and Isolated Dykes of the Divriği Ophiolite (Sivas, Turkey): Evidence for Slab Break-off prior to Ophiolite Emplacement
isolated dyke amphibolite alkaline magma tholeiitic magma slab break-off Divriğ i Turkey
2009/7/7
The Late Cretaceous Divriği ophiolite of east-central Anatolia comprises, from bottom to top, an ophiolitic mélange, metamorphic sole and remnants of oceanic lithosphere. The ophiolitic mélange h...
Detailed Geochemistry and K-Ar Geochronology of the Metamorphic Sole Rocks and Their Mafic Dykes from the Mersin Ophiolite, Southern Turkey
ophiolite geochemistry metamorphic rock dyke East Mediterranean Neotethys
2009/7/7
The metamorphic sole rocks at the base of mantle peridotites from the Mersin ophiolite consist of amphibolites and metasedimentary lithologies. Mineral parageneses in the metamorphic sole rocks exhibi...
Late Cenozoic metamorphic evolution and exhumation of Taiwan
Late Cenozoic metamorphic evolution exhumation of Taiwan
2014/4/15
The Taiwan mountain belt is composed of a Cenozoic slate belt (Hsuehshan Range units, HR, and Backbone Slates, BS) and of accreted polymetamorphic basement rocks (Tananao Complex, TC). Ongoing crustal...
Geology and Characterization of Two Hydrothermal Nontronites from Weathered Metamorphic Rocks at the Uley Graphite Mine, South Australia
Amphibole Alteration Biotite Alteration Hydrothermal Alteration Infrared Spectroscopy NAu-1 NAu-2 Nontronite Weathering X-ray Diffraction
2011/12/6
Abstract: Mining operations during the early 1990s at Uley Graphite Mine near Port Lincoln on southern Eyre Peninsula, South Australia, uncovered abundant nontronite veins in deeply weathered granulit...
Transmission Electron Microscopy Study of Very Low-Grade Metamorphic Rocks in Cambrian Sandstones and Shales, Ossa-Morena Zone, Southwest Spain
AEM Anchizone Chloritic Phases Clastic Rocks Mica Polytypes Variscan Belt
2011/12/5
Abstract: This study examines the evolution of the texture, structure, and chemical composition of rocks derived from clastic materials of the Ossa-Morena Zone (Hesperian Massif, Spain). Previous stud...
Comparison of conventional and garnet-aluminosilicate-quartz O isotope thermometry: Insights for mineral equilibration in metamorphic rocks
Comparison of conventional garnet-aluminosilicate-quartz O mineral equilibration metamorphic rocks
2012/4/1
Oxygen isotope thermometry based on fractionations among quartz, garnet, kyanite, silliman-
ite, and potassium feldspar in amphibolite to granulite facies schists and gneisses was compared to
thermo...
Peristerite exsolution in metamorphic plagioclase from the Lepontine Alps: An analytical and transmission electron microscope study
analytical transmission electron microscope study Lepontine Alps
2012/3/31
Transmissionandanalyticalelectronmicroscopywereusedtoexaminerelationships
betweenmicrostructuresandcompositionsingreenschist-andamphibolite-faciesmeta-
morphicplagioclase(albiteandoligoclase)fromthe...
Sr-bearing zoisite and epidote in ultra-high pressure (UHP) metamorphic rocks from the Su-Lu province, eastern China: An important Sr reservoir under UHP conditions
Sr-bearing zoisite epidote ultra-high pressure (UHP) metamorphic rocks Su-Lu province UHP conditions
2012/3/31
Sr-bearing zoisite and epidote are common constituents of eclogites and associated par-aschists throughout the Su-Lu ultra-high pressure (UHP) province, eastern China. The SrO content of prograde zois...