搜索结果: 1-15 共查到“矿床学与矿相学 Hydrothermal”相关记录69条 . 查询时间(0.087 秒)
中国地质大学科学技术发展院靳晓野, 李建威等, 资源学院/GPMR国家重点实验室. Economic Geology, 2021, Calcite U-Pb dating unravels the age and hydrothermal history of the giant Shuiyindong Carlin-type gold deposit in the Golden Triangle, South China
放射性；同位素；实验室；卡林型；金矿床
2021/10/14
近日，矿床学领域权威期刊《Economic Geology》刊发我校资源学院和GPMR国家重点实验室李建威教授团队和昆士兰大学放射性同位素实验室合作的研究成果——首次利用LA-(MC)-ICPMS方解石U-Pb测年法精确确定了卡林型金矿床的形成时代。这是该团队继卡林型金矿成矿流体来源与演化示踪研究“Noble gases fingerprint the source and evolution o...
中国地质大学科学技术发展院昌佳(博士生)，李建威等资源学院GPMR国家重点实验室Geochimica et Cosmochimica Acta，2018. Formation and evolution of multistage magmatic-hydrothermal fluids at the Yulong porphyry Cu-Mo deposit, eastern Tibet: Insights from LA-ICP-MS analysis of fluid inclusions（图）
西藏；东缘；玉龙；超大型；斑岩；铜矿床；岩浆；热液流体
2021/10/21
近日，国际地球化学顶级期刊《Geochimica et Cosmochimica Acta》刊发了中国地质大学有关西藏东缘玉龙超大型斑岩铜矿床多期次岩浆热液流体形成和演化的研究成果。资源学院和GPMR国家重点实验室博士生昌佳为本文第一作者，李建威教授为通讯作者。
Radium depletion and 210Pb/226Ra disequilibrium of Marítaro hydrothermal deposits, Los Azufres geothermal field, Mexico
hydrothermal deposits 210Pb 226Ra radium adsorption Los Azufres
2017/4/11
In order to calculate the chronology of hydrothermal deposits precipitated from hot springs at Marítaro, Los Azufres
geothermal field, Mexico, their 224Ra, 226Ra, 228Ra and 210Pb activities were meas...
Characterization of Hydrothermal Alteration in Mount Berccha Area of Main Ethiopian Rift using Hyperspectral Data
Hyperspectral Imaging Spectrometry AISA Hawk LiDAR-DEM Wavelength Mapping
2011/11/11
Characterization of Hydrothermal Alteration in Mount Berccha Area of Main Ethiopian Rift using Hyperspectral Data.
Atomic Force Microscopy Study of Hydrothermal Illite in Izumiyama Pottery Stone from Arita, Saga Prefecture, Japan
Atomic Force Microscopy (AFM) Hydrothermal Illite Microtopography Morphology Polytype Spiral Growth 2O Polytype
2011/12/5
Abstract: The surface microtopographic observations and analyses of Izumiyama hydrothermal illite particles were made by utilizing tapping-mode atomic force microscopy (TMAFM). The Izumiyama illite pa...
Genesis of Dioctahedral Phyllosilicates During Hydrothermal Alteration of Volcanic Rocks: II. The Broadlands-Ohaaki Hydrothermal System, New Zealand
Crystallization Dioctahedral Phyllosilicates Hydrothermal System Illite-Smectite (I-S) Polytypism Transmission Electron Microscopy
2011/12/2
Abstract: The clay mineral textures, assemblages, formation mechanisms, and controlling geological parameters relating to alteration of silicic volcanic rocks by hydrothermal solutions, in core sample...
Genesis of Dioctahedral Phyllosilicates During Hydrothermal Alteration of Volcanic Rocks: I. The Golden Cross Epithermal Ore Deposit, New Zealand
1M polytype Dioctahedral Clay Minerals Epithermal Hydrothermal Alteration Illite-Smectite (I-S) Neoformation Smectite Transmission Electron Microscopy (TEM)
2011/12/2
Abstract: To characterize the evolution of dioctahedral interstratified clay minerals in the Golden Cross epithermal deposit, New Zealand, hydrothermally altered volcanic rocks containing the sequence...
Reaction Mechanisms of Smectite Illitization Associated with Hydrothermal Alteration from Ponza Island, Italy
Atomic Force Microscopy Chemical Analysis Illite Polytype Smectite XRD
2011/12/6
Abstract: A hydrothermally altered rhyolitic hyaloclastite from Ponza island, Italy, has four alteration zones with unique clay assemblages: (1) a non-pervasive argillic zone characterized by smectite...
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...
Electron Microscopy Study of Volcanic Tuff Alteration to Illite-Smectite under Hydrothermal Conditions
Hydrothermal Alteration Illite-Smectite SEM-EDS TEM-AEM Volcanic Tuff
2011/12/6
Abstract: Experimental alteration of volcanic tuff from Almer韆, southeastern Spain, was performed in solutions with different Na/K ratios (0.01, 1, 10, and 100), different total salt concentrations (0...
Hydrothermal synthesis of amphiboles along the tremolite-pargasite join and in the ternary system tremolite-pargasite-cummingtonite
Hydrothermal syntheses remolite-pargasite join ternary system tremolite-pargasite-cummingtonite
2012/4/1
We report here an investigation of amphibole synthesis within the ternary system Ca Mg Si O (OH) -
Mg Al Si O (OH) -Mg Si O (OH) (= TR-PG-MC) to define better the limits of solid solution
for amphi...
Hydrothermal Conversion of Trachytic Glass to Zeolite. 3. Monocationic Model Glasses
Analcime Chabazite Glass-to-Zeolite Conversion Phillipsite Synthesis Trachytic Glasses Zeolite Synthesis
2011/12/7
Abstract: Experiments on zeolitization were conducted on four synthetic monocationic glasses (Na, K, Ca, or Mg-rich glass) with Si/Al molar ratios of 2.67, similar in acidity to many volcanic glasses ...
Hydrothermal Synthesis of Corrensite: A Study of the Transformation of Saponite to Corrensite
Chlorite Corrensite Hydrothermal Synthesis Randomly Interstratified Chlorite-Smectite Saponite X-ray Diffraction
2011/12/7
Abstract: Hydrothermal synthesis experiments were conducted to study the transition from smectite to corrensite. A mixture of oxides with the bulk composition of corrensite—Na0.4(Si6.4Al1.6)(Mg7..8Al1...
Formation of Fe-silicates and Fe-oxides on bacterial surfaces in samples collected near hydrothermal vents on the Southern Explorer Ridge in the northeast Pacific Ocean
Formation Fe-silicates Fe-oxides hydrothermal vents Southern Explorer Ridge the northeast Pacific Ocean
2012/4/1
Samples collected in low-temperature (2–508 C) waters near hydrothermal vents of the Southern Explorer Ridge, in the northeast Pacific Ocean, contained fine ( ,500 nm) Fe-and Mn-oxide and Fe-silicate ...
Surface Microtopography of Lath-Shaped Hydrothermal Illite by Tapping-Mode?and Contact-Mode AFM
Contact-Mode AFM Hydrothermal Illite Interlacing Pattern Microtopography Polytype Spiral Growth Tapping-Mode AFM
2011/12/8
Abstract: Lath-shaped hydrothermal illite particles in Izumiyama pottery stone were examined by contact-mode atomic force microscopy (CMAFM) and tapping-mode AFM (TMAFM) in air. With CMAFM, the lath-s...