mesoproterozoic相关论文
The accumulation of oxygen is one of the most important characteristics that distinguish Earth from other planets in the......
New geochronologic data from midcontinental Laurentia demonstrate that emplacement of the 1476-1470 Ma Wolf River granit......
The paleomagnetism and geological significance of Meso- proterozoic dyke swarms in the central North
The Mesoproterozoic mafic dyke swarms are extensively distributedin the central North China Craton(NCC) including North ......
Earthquake event deposits in Mesoproterozoic Kunyang Group in central Yunnan Province and its geolog
Earthquake and its resultant tsunami, as a kind of disaster events in geological history, may be recorded as event depos......
Petrology, geochronology, and geophysical characterization of Mesoproterozoic rocks in central Illin
The Precambrian basement rocks of the East Granite-Rhyolite Province (EGRP) in central Illinois (mid-continent region of......
依据野外露头等资料,对燕山地区宣龙坳陷洪水庄组和铁岭组进行了详细的沉积相分析,认为该区洪水庄组和铁岭组沉积相为碳酸盐岩台地......
A review of the ～ 1600 Ma sedimentation, volcanism, and tectono-thermal events in the Singhbhum crat
本文通过对荣华二采区10...
Stenian A-type granitoids in the Namaqua-Natal Belt, southern Africa, Maud Belt, Antarctica and Namp
本文通过对荣华二采区10...
New U-Pb-Hf zircon isotope data for the Paleoproterozoic Ubendian belt in the Chimala area, SW Tanza
本文通过对荣华二采区10...
Ore-forming Response to Syndepositional Submarine Volcanism in Langshan-Zhaertai Mesoproterozoic SED
本文通过对荣华二采区10...
Basic Lithofacies-Succession Model for the Wunishan Cyclothems:Their Markov Chain Analysis and Regul
The Mesoproterozoic Wumishan Formation in the Jixian section ofTianjin is a succession of 3300-m-thick carbonate strata ......
Discovery of branched tubular algae and microscopic tubes with annular-helical thickening from the M
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
Discovery of double-peaking potassic volcanic rocks in Langshan Group of the Tanyaokou hydrothermal-
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
Earthquake-induced soft-sediment deformation structures in the Mesoproterozoic Wumishan Formation, N
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
New paleomagnetic results from the Yangzhuang Formation of the Jixian System, North China, and tecto
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
The oldest known dinoflagellates: Morphological and molecular evidence from Mesoproterozoic rocks at
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
Trace and rare earth elemental geochemistry of carbonate succession in the Middle Gaoyuzhuang Format
The concentrations of redox-sensitive trace elements,such as uranium(U),vanadium(V),molybdenum(Mo),cobalt(Co),chromium(C......
A New SHRIMP Age of the Xiamaling Formation in the North China Plate and Its Geological Significance
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
Mesoproterozoic Continental Arc Type Granite in the Central Tianshan Mountains: Zircon SHRIMP U-Pb D
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
Molar-Tooth Structure from the Mesoproterozoic Wumishan Formation in Lingyuan, Yanshan Region, North
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
Molar-Tooth Structure from the Mesoproterozoic Wumishan Formation in Lingyuan, Yanshan Region, North
Although its origin has not yet reached a consensus so far,MTS (Molar-Tooth Structure)has been documented for more than ......
Ore-forming Response to Syndepositional Submarine Volcanism in Langshan-Zhaertai Mesoproterozoic SED
Ore-forming process of the Dongshengmiao, Huogeqi, Tanyaokou and Jiashengpan deposits in Langshan-Zhaertai Mesoproterozo......
Geochemical signatures of Mesoproterozoic siliciclastic rocks of the Kaimur Group of the Vindhyan Su
The Upper Kaimur Group of the Vindhyan Supergroup in Central India, primarily consists of three rock types-DhandraulSand......
Basic Lithofacies-Succession Model for the Wunishan Cyclothems:Their Markov Chain Analysis and Regul
The Mesoproterozoic Wumishan Formation in the Jixian section ofTianjin is a succession of 3300-m-thick carbonate strata ......
Trace and rare earth elemental geochemistry of carbonate succession in the Middle Gaoyuzhuang Format
...
The studies on stromatolites occurring in the Mesoproterozoic Tieling Formation, Zhoukoudian, Beijing indicate that the ......
Geological characteristics and tectonic significance of unconformities in Mesoproterozoic succession
Several stratigraphic breaks and unconformities exist in the Mesoproterozoic successions in the northern margin of the N......
New paleomagnetic results from the Yangzhuang Formation of the Jixian System, North China, and tecto
A paleomagnetic study was carried out on the Yangzhuang Formation (~1350 Ma) of the Jixian System in the North China Blo......
Discovery of double-peaking potassic volcanic rocks in Langshan Group of the Tanyaokou hydrothermal-
It is revealed that the protolith of gray-light brown potash-feldspar-leucogranulites and granulites in the 2nd formatio......
The oldest known dinoflagellates: Morphological and molecular evidence from Mesoproterozoic rocks at
Abundant and well-preserved organic-walled microfossils including acanthomorphic acritarchs have been found in Mesoprote......
Geochronological and geochemical constraints on the petrogenesis of late Mesoproterozoic mafic and g
Late Mesoproterozoic igneous rocks in the SW Yangtze Block are important for understanding the role of it in reconstruct......
为探讨华北地区中元古界洪水庄组黑色泥页岩物源和沉积环境,采集了燕辽地区清河剖面洪水庄组样品,进行元素地球化学测试和分析。结......
天津蓟县元古界剖面具有极高的综合研究价值,而高于庄组在该剖面中居于承上启下的位置。高于庄组在整个中、新元古界剖面中厚度较......
通过对野外剖面的观察和测量．根据剖面岩性及古生物等相标志，结合室内薄片资料的研究，认为燕山地区宣龙坳陷中元古界高于庄组一雾迷山......
四川会理－会东及邻区中元古界昆阳群，由下而上可分为力马河组、凤山营组和天宝山组，与古元介河口群为不整合接触，其代表年龄值为１７００±......
燕辽裂陷槽中元古代沉积层序中出现多个沉积间断和不整合面。本次研究对其中的5个不整合面进行野外考察,分析其地质特征并进行地层......
依据野外露头等资料，对燕山地区宣龙坳陷洪水庄组和铁岭组进行了详细的沉积相分析，认为该区洪水庄组和铁岭组沉积相为碳酸盐岩台地相......
山西南部永济地区位于东秦岭北坡，在该地区出露良好未变质的中一新元古代地层。在水幽剖面的中元古界汝阳群北大尖组中保存类型多样......
贺兰山原划归蓟县系王全口群中、下部的碳酸盐岩中新建立了两个叠层石组合，即下部以Colonnella sp.、Gaoyuzhuangia sp.、Donophyto......
以叠层石作为翻天复地地层学研究的主要手段，并分析了一些新的同位素年龄和其他古生物学资料，对３个中新元古代地层问题进行了讨论。１）从......
千里山地区中元古代长城系黄旗口组碎屑沉积岩保存完好,是研究华北克拉通西部长城系物质来源和沉积时代的理想对象。本文报道了千......
华北中元古代高于庄组（１４－１５亿年）的硅质叠层石中保存了完好的多种微生物化石。从这些叠层石的微细构造分析，成岩早期硅质矿物的交代作用为......
江西婺源地区中元古代变质岩类型以浅变质的板岩、千枚岩、变余火山-碎屑岩及变火山熔岩和变质较深的构造片岩组成。根据岩石化学......
贵州梵净山区有保存完好、发育齐全的中元古代的地质记录,是扬子陆块晚前寒武地质研究的理想场所和重要窗口.现有地质和同位素年代......
文章论述了安徽歙县浅变质岩系微古植物化石的产出特点（计有27属40种）和它的时代意义，分析研究了西村组和昌溪组的优势属，分别为Leiomi......
在中国辽宁省朝阳市凤凰山中元古代海相地层中首次发现了食肉的低等无脊椎动物石质宏观实体化石.通过观察化石中动物的形态和显微......
