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- Ophiolitic mrlange 花岗闪长岩
- ophiolite mrlange 蛇绿混杂岩
- The subduction and oceanic-ridge ophiolitic suites may be discriminated in the Shiquanhe zone. 证实狮泉河带内存在洋脊蛇绿岩套,狮泉河带存在俯冲;
- There exists a series of Meso-Neoproterozoic tectonic melanges and ophiolitic melanges in Jianping-Fuxin-Tieling area of northern Liaoning Province. 摘要辽宁北部建平-阜新-铁岭地区,存在一套中新元古代构造混杂岩系、蛇绿混杂岩。
- The Pb isotopic features of the Jinshajiang ophiolitic melange display higher 208Pb/204Pb and 207Pb/204Pb ratios,implying a DUPAL anomaly,i. e. mantle signatures of Paleo-tethys. Pb同位素研究表明,金沙江蛇绿混杂岩具有相对较高的~(208)Pb/~(204)Pb和~(207)Pb/~(204)Pb,显示了具有DUPAL异常型的特征,类似于古特提斯的地幔特征。
- In ophiolitic formation thereare a minerogenetic series of nometallic mineral deposits which are closely related to eachother in genesis, time and space. 蛇绿岩中有着成因上和时空上紧密联系的一系列非金属矿床,它们构成了蛇绿岩建造非金属矿床成矿系列。
- They are formed in geodynamic tectonic surroundings of ancient island arc, usually oc-cured in the zone of ophiolitic formation and related with proto -plutonic granitoid rocks in genesis. 它们形成于古岛弧的地动力学构造环境,一般位于蛇绿岩建造带中,成因上与原地型深成花岗岩类岩体有关。
- Situated in the western segment of the Bangong-Nujiang junction zone, Bangong Lake ophiolitic melange belt is the relics of subductional collision and extinction of the Mid-Tethyan Ocean. 摘要班会湖蛇绿混杂岩带位于班公湖-怒江结合带西段,是中生代特提斯洋消亡的遗迹。
- The Takezale ophiolitic melange occurs in piedmont of Takezale Mountain in eastern Junggar in Xinjiang. The author has paid attention to the two kinds of lavas which locate the south-east end of the Kalamaili belt. 新疆塔克札勒蛇绿混杂岩分布在新疆东准噶尔塔克札勒山山麓,位于卡拉麦里缝合带的南东端。
- And the Bayan Har gold deposit, which is related to the granite-porphyry intruded in Sonid Zuoqi ophiolitic melange belt in the middle-late stage of the Late Paleozoic, is of an epithermal type. 另一种是以巴彦哈尔为代表的、与侵入于蛇绿混杂岩带中的晚古生代中晚期花岗斑岩有关的浅成低温热液型金矿。
- When ocean basin closes and remanant ocean crust intrudes into continental crust by tectonics, both the remnant ocean crust and the continental crust made up the ophiolitic melange belt. 摘要当洋盆闭合洋壳残片构造侵位于陆壳之上时,共同组成蛇绿混杂岩带。
- The REE distribution pattern in each unit of the ophiolitic construction is different, even in the same unit, it varies from one place to another, which reflects complexity of mantle magmatic rock. 蛇绿岩建造各单元间稀土元素分布模式不尽相同,即使是同一单元在不同地段亦有差异,反映地幔岩浆的复杂性。
- Yarlung Zangbo ophiolitic mélange zone 雅鲁藏布蛇绿混杂岩
- Dahengshan tectonic ophiolitic mélange zone 大横山构造蛇绿混杂岩带
- DISCOVERY OF EARLY CARBONIFEROUS RADIOLARIAS IN MUZTAG OPHIOLITIC MELANGE, EAST KUNLUN, XINJIANG 新疆东昆仑木孜塔格蛇绿混杂岩发现早石炭世放射虫吵
- DISCOVERY OF THE WENJIASHI OPHIOLITIC MELANGE BELT IN NORTHEASTERN HUNAN AND ITS IMPLICATIONS 湘东北文家市蛇绿混杂岩带的发现及意义
- SECONDARY ORDER FEATURES OF MORDEN OCEANIC CRUST AND THE TROODOS,CYPRUS,OPHIOLITIC OCEANIC CRUST 现代洋壳和塞浦路斯特罗多斯蛇绿岩洋壳的二级特征
- DEFORMATION OF OPHIOLITIC MELANGE OF LATE PALAEOZOIC IN NORTH TIANSHAN OF XINJIANG 新疆北天山晚古生代蛇绿混杂岩带的变形研究
- Key words: geology, tectonic revolution, ore-forming process, ophiolitic mixtite belt, West Qinling region 作者简介:李锁成,男,1957年生,高级工程师,工程硕士,主要从事地质矿产勘查与开发研究工作。
- Keywords geology;tectonic revolution;ore-forming process;ophiolitic mixtite belt;West Qinling region; 地质学;构造演化;成矿作用;蛇绿混杂岩带;西秦岭;