搜索结果: 1-13 共查到“Dolomite”相关记录13条 . 查询时间(0.173 秒)
中国地质大学科学技术发展院常标(博士生)，李超*，黄俊华*等. BGEG国家重点实验室, Proceedings of the National Academy of Sciences of United States of America（2020），Massive formation of early diagenetic dolomite in the Ediacaran ocean: Constraints on the “dolomite problem”
早期海洋；大规模；早期；白云石；
2021/10/15
2020年6月8日，生物地质与环境地质国家重点实验室李超教授团队在白云石地质成因领域取得重要进展，相关成果发表于国际著名综合性学术期刊《PANS》，题目为《埃迪卡拉纪海洋大规模早期成岩白云石的形成:对“白云石之谜”的约束》，该实验室博士生常标为第一作者，生物地质与环境地质国家重点实验室李超教授、地质过程与矿产资源国家重点实验室黄俊华教授为共同通讯作者。
中国地质大学科学技术发展院邱轩（BGEG国家重点实验室）, 王红梅*（环境学院）等 Earth and Planetary Science Letters，2017. High salinity facilitates dolomite precipitation mediated by Haloferax volcanii DS52
白云岩；沉积岩；高盐度
2021/10/21
2017年6月，中国地质大学王红梅教授团队的研究成果——高盐度促进Haloferax volcaniiDS52介导形成白云石（High salinity facilitates dolomite precipitation mediated byHaloferax volcaniiDS52）发表在地学领域Nature Index的期刊《Earth and Planetary Science Let...
Water–rock interactions and trace elements distribution in dolomite aquifers: The Sassolungo and Sella systems (Northern Italy)
groundwater carbonate minerals carbon dioxide trace elements isotopes
2017/4/11
Water–rock interaction processes and trace elements distribution were studied in the Triassic dolomite aquifers of
Sassolungo and Sella group (Dolomite mountains, northern Italy). These systems consi...
Respiratory disorders associated with heavy inhalation exposure to dolomite dust
Dolomite dust Occupational exposure Respiratory symptoms Functional impairments of the lungs
2015/9/28
Background: Although dolomite is classified as a relatively non-toxic, nuisance dust, little information exists as to its potential to produce respiratory disorders following occupational exposure. Th...
Ferroan dolomite cement in Cambrian sandstones:burial history and hydrocarbon generation of the Baltic sedimentary basin
Ferroan dolomite cement Stable isotopes Cambrian sandstones Baltic basin
2009/10/20
The conditions and timing of carbonate cementation in Cambrian sandstones of the Baltic sedimentary basin were determined by oxygen and carbon stable isotope and chemical data in combination with opti...
EPR, UV-Visible, and Near-Infrared Spectroscopic Characterization of Dolomite
Dolomite Carbonate minerals Near-Infrared Spectroscopic
2009/9/4
Dolomite mineral samples having white and light green colors of Indian origin have been characterized by EPR, optical, and NIR spectroscopy. The optical spectrum exhibits a number of electronic bands ...
Origin of terra rossa over dolomite on the Yunnan-Guizhou Plateau, China
terra rossa origin dolomite quartz oxygen isotopic composition
2017/8/9
The origin of terra rossa and its relationship with its underlying carbonate rocks pose long-standing and controversial questions. This study focuses on one 5.4 m thick terra rossa profile on dolomite...
Some thermal characteristics of a mineral mixture of palygorskite, metahalloysite, magnesite and dolomite
dehdyration dehydroxylation metahalloysite palygorskite thermal analysis XRD
2011/11/10
Abstract An industrial raw material taken from Sivrihisar (Eskişehir, Turkey) region was heat-treated at different temperatures in the range of 100–1000�C for 2 h. The volumetric percenta...
Thermal behavior of a mineral mixture of sepiolite and dolomite
dehydration dehydroxylation sepiolite surface area thermal analysis X-ray diffraction
2011/11/10
An industrial raw material taken from Beypazarı (Ankara, Turkey) region was heated at different temperatures in the 100–1100�C interval for 2 h. The volumetric percentage of particles havi...
Synthesis, characterization, and energetics of solid solution along the dolomite-ankerite join, and implications for the stability of ordered CaFe(CO3)2
Synthesis characterization energetics dolomite-ankerite join implications CaFe(CO3)2
2012/4/6
Samples along the dolomite-ankerite join weresynthesized using a piston-cylinder ap-paratus and the double-capsule method. Some ofthe ankerite samples maybedisordered. Thermal analysis and X-ray diffr...
In situ X-ray diffraction of aragonite and dolomite at high pressure and high temperature: Evidence for dolomite breakdown to aragonite and magnesite
X-ray diffraction aragonite dolomite high pressure high temperature Evidence aragonite magnesite
2012/4/5
Energy-dispersive X-ray powder diffraction spectra have been collected for aragonite (CaCOr) and dolomite [CaMg(COr)r] at high pressure and high temperature, using synchro-tron radiation and a cub...
Coesite inclusions in dolomite from eclogite in the southern Dabie mountains, China: The significance of carbonate minerals in UHPM racks
Coesite inclusions dolomite eclogite southern Dabie mountains China significance of carbonate minerals UHPM racks
2012/4/5
Coesiteinclusions havebeendiscoveredin dolomite from carbonate-bearing eclogitein the DabieUHPterrane. Theeclogiteboudins areenclosed in calc-silicaterocks that con-tain quartz aggregatesafter coesite...
Low Temperature Hydrothermal Synthesis from Dolomite or Calcite, Quartz and Kaolinite
Low Temperature Hydrothermal Synthesis Dolomite Calcite Kaolinite
2012/2/20
Dolomite or calcite, quartz and kaolinite in various proportions were reacted at 250–300°C temperatures and pressures up to 90 bars in a hydrous environment. Reactions which approached completion prod...