Neoarchean相关论文
U-Pb-Hf isotopes of Neoarchean Shuimowan tonalites in southern margin of North China Craton:constrai
This study presents zircon LA-ICP-MS U-Pb geochronology,trace elements characteristics,whole rock geochemistry compositi......
Komatiites are presented as direct evidence for higher mantle temperatures during the Archean. In the North China Craton......
Geochemistry of khondalites from the central portion of North China craton (NCC): implications for t
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......
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......
Early Neoarchean Magmatic and Paleoproterozoic Metamorphic Events in the Northern North China Craton
The Miyun area of Beijing is located in the northern part of the North China Craton(NCC)and includes a variety of Archea......
Geochemical Characteristic of Charnockites in North Margin of North China Craton: Indicating the Sig
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......
在山东新泰市新太古代泰山岩群变质岩系中,首次发现宝石级红刚玉,又称红宝石,商业名称暂定为“泰山红宝石”。红宝石产于鲁西地区......
Microscopic deformation of the Neoarchean oceanic lithospheric mantle: evidence from the Zunhua Neoa
The microstructures of the mantle tectonites in the Zunhua Neoarchean ophiolitic mélange are mainly coarse-mosaic struc......
徂徕山是鲁西新太古代岩石的重要出露区。在野外地质基础上,本文对3个岩石样品进行了锆石SHRIMP U-Pb定年研究。英云闪长质片麻岩......
松嫩地块位于兴蒙造山带东部,其内及周边地区早前寒武纪的岩石记录报道极少。笔者对黑龙江省龙江县大泉子屯碎裂岩化花岗岩进行年......
辽东地区新太古代构成了华北陆块重要结晶基底．以辽吉古元古代裂谷为界，分为南北两个微陆块．北部微陆块由新太古代付家堡子片麻杂岩（u......
对登封地区嵩山群五指岭组二云石英片岩和石英岩中碎屑锆石进行了LA-ICP-MS U-Pb年代学和原位Hf同位素分析,为探讨华北克拉通南缘......
菱铁矿是前寒武纪条带状铁建造(BIF')中重要的矿物组分和吉海洋信息载体,但它可能具有原生、早期成岩和晚期成岩多种成困,这在......
最近的区域地质调查研究发现，湘东北地区原中元古代冷家溪群实际上应划分为4部分，它们均形成于不同的时代和不同的构造环境，将其中分......
内蒙古乌拉特中旗地区新太古代变质侵入岩具有明显的Adakite（高锶低钇中酸性岩，亦有人音译为埃达克岩）及TTG岩系特征，空间上与新太古代......
辽北新宾-苇子峪地区的花岗质岩石主要由英云闪长质-奥长花岗质片麻岩和二长花岗岩-正长花岗岩岩体等组成.为确定其形成年代及成因......
Neoarchean granite-greenstone belts and related ore mineralization in the North China Craton:An over
Tectonic processes involving amalgamations of microblocks along zones of ocean closure represented by granite-greenstone......
