Granites相关论文
Zircon U-Pb geochronology, petrogenesis and geological implications of the ore-hosting granites in t
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The Caledonian Granitoid Magmatism in East Kunlun Orogenic Belt--the Evidence of SHRIMP Zircon Geoch
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Geochemistry and geochronology of A-type basement granitoids in the north-central Aravalli Craton: I
The basement granite gneisses from the north-central Aravalli Craton in NW India were investigated for geochemistry and ......
Isotopic characteristics of the postorogenic granites in orogenic belt of northern China and their i
北中国的 orogenic 带被广泛地发达的 postorogenic 描绘我在 Phanerozoic 的 fractionated 和 A 类型花岗石。相对高的蔚 N d (t)......
U-Pb, Rb-Sr isotopic chronology of Jinning granites in the Songpan-Ganze Orogenic Belt and its tecto
A series of Jinning granites are located in the eastern margin of the main part of the Songpan-Ganze Orogenic Belt. The ......
As a dominant components in continental crust,granite is certainly the key target to investigate the crustal evolution, ......
High-precision geochronology of Mesozoic magmatism in Macao, Southeast China: Evidence for multistag
Six new high precision U-Pb zircon ID-TIMS ages plus thirteen in situ high spatial resolution U-Pb zircon LA-MC-ICPMS ag......
Petrogenesis and Tectonic Significance of Carboniferous Granites on the North Side of the Solonker S
The central part of South Mongolia,located to the north of the Solonker Suture,is a key region for studying the late Pal......
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......
桐村地区与德兴矿区岩石系列相似,为高钾钙碱性系列;在岩石结构上,桐村地区花岗闪长岩为似斑状结构,德兴矿区花岗闪长斑岩为斑状结......
Timing of Magma Mixing in the Gangdisê Magmatic Belt during the India-Asia Collision:Zircon SHRIMP U
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......
Emplacement Ages and Petrogenesis of the Molybdenum-bearing Granites in the Jinduicheng Area of East
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......
Geochemistry, Zircon U-Pb Dating and Hf Isotopic Characteristics of Neoproterozoic Granitoids in the
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......
Abundant mafic microgranular enclaves (MMEs) extensively distribute in granitoids in the Gangdisê giant magmatic belt, ......
摘 要 湘东南地区位于南岭地区中段北部,区内广泛发育中生代花岗岩。通过在收集整理前人研究资料的基础上,对湘东南地区花岗岩进行了......
内蒙古前进场花岗岩体的岩石类型主要为黑云母花岗岩,SiO2含量67.17%~ 70.27%,Al2O3含量14.85%~15.61%,A/CNK(分子比)>1.1,K2O/Na2O......
纳勐铜多金属矿区主要的花岗岩类为黑云母二长花岗岩和钾长花岗岩。岩体w(Si02)为73.45%-77.46%;K20/Na20=0.73-1.40,属于准过铝质至弱过铝质......
尕尔穷铜金矿位于念青唐古拉板片与南羌塘板片之间的班公湖-怒江缝合带西段,区内花岗岩类形成于燕山晚期,主要为中酸性侵入岩,以岩基......
花岗岩地区的高速公路隧道开挖过程中,因岩体特有的差异性风化导致全、强风化层向下深切,这些岩体完整性差,裂隙发育、富水性强,存......
在大量试验数据基础上,导出了金刚石锯轮锯切5种花岗岩时锯轮寿命公式及锯轮寿命计算通式,并对锯轮成本进行了实验统计分析。给出了生......
琼西王下滑覆构造是由坝王岭超单元花岗岩的强力侵位而形成的。滑覆系统由C-P构造层组成,发育有复式向斜、顺层掩卧褶皱、透入性拉伸线......
CompoundingPatternofREE,ClayandHumicAcidintheWeatheringCrustofGranites¥ChenBinghui;ChenZhicheng;LiangQunyou;FuQunce;YuShoujun.........
中天山干沟一带花岗岩广泛分布,前人对北部的眼球状花岗岩和细粒花岗岩进行了精确的SHRIMP定年研究,其侵位年龄分别为428Ma和361-3......
通过对北武夷地区资溪-光泽杂岩体LA-ICP-MS锆石U-Pb定年分析,获得资溪岩体的年龄为236~238Ma。结合收集的华南内陆地区已有的印支......
党川地区位于祁连-北秦岭造山带结合部位,该地区分布有不同时期的花岗岩类,泥盆纪花岗岩类由党川岩体、火炎山岩体2个岩体组成。党川......
花岗岩类的分类理论决定其填图方法.现行的单元-超单元填图方法是依据花岗岩类的I型、S型分类理论和同源岩浆演化理论而建立的.由......
东昆仑造山带是青藏高原内可与冈底斯相媲美的又一条巨型构造岩浆岩带。该带内的花岗岩形成可以划分为4个时段,分别与4个造山旋回相......
现有240个花岗岩体的Nd同位素资料表明,华南内陆花岗岩可能主要由地壳部分熔融成成。从壳源花岗岩提取源岩成分信息的方法是把这种花岗岩......
花岗岩是大陆特有的重要组成部分,同时与矿产资源有密切的关系.西藏花岗岩约占西藏自治区面积的12%,其中,80%分布在冈底斯岩浆岩带......
满洲里-西旗地区为一重要的燕山期斑岩-次火山岩脉型浅成低温矿低区,较早期的花岗岩往往作为矿化围岩。关于本区是否存在印支期花岗岩......
在总结有关于近年来华南地区印支期花岗岩研究的基础上,对花岗岩的主量元素、微量元素及稀土元素等方面进行了一系列的研究与讨论......
辽吉地区地处华北克拉通胶-辽-吉带北部,区域内发育有相对完整的古元古代沉积作用与岩浆活动。本文对辽吉地区2个古元古代条痕状花......
敦煌地块出露有大量古生代花岗岩,对这些花岗岩的研究可以更深入的了解敦煌地块的构造演化及其地球动力学意义。本文对敦煌地块南部......
Protracted zircon growth in migmatites and In situ melt of Higher Himalayan Crystallines:U-Pb ages f
The Higher Himalayan Crystallines(HHC), in western Garhwal, Uttarakhand are located in a regionalscale intracontinental ......
本文研究的闽西南地区晚中生代花岗质岩体中莒舟花岗岩体单颗粒锆石u-Pb年龄为136.0Ma,133.9Ma,黑云母Ar-^39Ar年龄为132.3Ma,菜刀岐石英......
本文所研究的四个中生代花岗岩体具不同的同位素年代:汤泉岩体为183~158Ma,紫金山岩体为157~145Ma,才溪岩体为133Ma,四方岩体为108~10......
研究区位于柴达木盆地和祁漫塔格-东昆仑造山带的过渡带的昆北断阶带。钻探揭示第三系盆地基底广泛分布花岗岩基岩。岩石学特征表......
招远-莱州地区花岗岩类锆石SHRIMP研究表明,该区花岗岩类含有大量不同时代的继承锆石,3446±2Ma~3114±4Ma继承锆石的发现,表明鲁东地区存在古太古代......
茶叶山花岗石为燕山晚期岩浆活动之产物,属辉长岩类,是良好的建筑饰材原料.其中尤以蓝宝星品种装饰性能优越,具有广阔的开发前景.......
为了研究青海省昆仑河地区的大地构造环境及岩石年代学意义,对昆仑河两侧的晚三叠世花岗岩的主量元素、微量元素及LA-ICP-MS锆石U-......
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Early Permian A-type Granites in the Zhangdaqi Area,Inner Mongolia,China and Their Tectonic Implicat
There is a controversy regarding the amalgamation of Xing’an and Songnen Blocks along the Hegenshan-Heihe Suture(HHS)in......
Chronological Constraints on Late Paleozoic Collision in the Southwest Tianshan Orogenic Belt, China
The Baleigong granites, located in the western part of the southwestern Tianshan Orogen(Kokshanyan region, China), recor......
巴颜喀拉山巴拉大才花岗岩直接侵入到已发生褶皱的三叠纪地层中,并被侏罗系年宝组不整合覆盖,其锆石LA-MC-ICP-MS PU-Pb年龄为215&......
大兴安岭中南段华力西褶皱带是我国北方重要的锡多金属成矿带。已发现了许多大中型锡矿床、锡多金属矿床、铅锌矿床、铜矿床等。这......
On the Reliability (Remagnetization?) of Paleomagnetic Poles Obtained from Permo-Silurian Rocks from
In the reconstruction of past movements of tectonic plates, the determination of reliable paleomagnetic poles is of utmo......
Nusab El Balgum mass complex represents one of peralkaline volcanic activity phenomena in the south Western Desert of Eg......
本文通过对东南地洼区部分地区地层和花岗岩化学成分的比较分析,发现地层的化学组成控制着岩基的化学组成。据此并结合实验岩石学的......
Experimental results have proved that the Xuefengian Sn-bearing biotite granites were formed by remelting and recrystall......