geochemist相关论文
By using the SHRIMP U-Pb and single zircon stepwise evaporation methods, the authors have obtained some results for gran......
Accretionary wedge is the typical product of subduction-zone processes at shallow depths.Determining the location,compos......
Geochronology,Geochemistry and Petrogenesis of Diabase Dyke Swarms in East Tianshan,Xinjiang,NW Chin
Diabase dyke swarms are widespread in the East Tianshan and Beishan regions. LA-ICP-MS zircon U-Pb ages of these diabase......
Based on the function relationship between the shell length of Limnocythere inopinata and the salinity of its living wat......
Petrology and Geochemistry of the Huangshan Granitic Intrusion in Anhui Province,Southeast China:Imp
The Huangshan granitic intrusion in Anhui province,SE China,is tectonically located at the southeastern boundary of the ......
Geochronology, geochemistry and Hf isotopes of andesites in the Sandaowanzi gold deposit (Great Xing
The Sandaowanzi gold deposit is an extremely Au-rich deposit in the Northern Great Hinggan Range in recent years.Zircon ......
Noble gas isotopic compositions of various layers in three-layered (outer, porous and compact layers) cobalt-rich ferrom......
Geochemistry of Harappan potteries from Kalibangan and sediments in the Ghaggar River: Clues for a d
本文通过对荣华二采区10...
Geochronology, geochemistry and Hf isotopes of andesites in the Sandaowanzi gold deposit(Great Xing’
The Sandaowanzi gold deposit is an extremely Au-rich deposit in the Northern Great Hinggan Range in recent years.Zircon ......
西准噶尔地区中-上志留统玛依拉山组主要分布于玛依拉山一带,以玛依勒蛇绿岩的围岩产出,两者为断层接触,主要组成为灰绿-暗灰绿色......
通过对出露于东—西秦岭交接处的草滩沟群火山岩地球化学特征的研究表明,草滩沟群火山岩具有较高的Al2O3含量和较低的TiO2含量,低......
乌雷库-克朗岩体正长花岗岩和花岗闪长岩中锆石的LA-ICP-MSU-Pb年龄分别为（404±2.7）Ma（MSWD=0.24）和（410.5±2.1）Ma（MSWD=0.3）,属......
对出露于南秦岭陕西省凤县境内的花红树坪花岗闪长岩体进行LA-ICP-MS锆石U-Pb年代学和岩石地球化学研究,获得岩体表面年龄为214.3......
位于松潘-甘孜造山带内的羊拱海及邻区岩体主要为印支期-燕山期花岗闪长岩、二长花岗岩等。通过对羊拱海、达盖寨及二道桥花岗岩体......
在哀牢山构造带的哀牢山断裂与花山－雅邑断裂之间出路大量不同构造环境的岩浆岩。除双沟蛇绿岩外，尚发现有景东火山岩和墨江火山岩。......
应用中子活化分析方法,测定了晋北两层中高硫煤中稀土元素的含量.通过对稀土元素的分布模式、相关分析和聚类分析的研究,得出如下......
云海铜镍矿位于觉罗塔格构造带西段,成矿岩体为多期次侵入的杂岩体,岩体分异演化充分,镁铁质和超镁铁质岩石均有发育,主要岩石类型......
新疆阿舍勒盆地中阿舍勒组火山岩主要为英安质、流纹质火山角砾岩,凝灰岩、沉凝灰岩等火山角砾岩及火山熔岩,顶部为玄武岩及碧玉岩......
Fluid inclusion studies of 5 gold deposits connected with alkaline rocks show that quartz separated from auriferous quar......
贵州水城地区二叠系玄武岩是峨眉山玄武岩东缘的重要组成部分,鉴于其特殊的构造岩浆活动事件及其资源环境响应,一直为国内外地质工......
The grey gneisses are composed of early-stage layered TTG and late-stage diapiric tonalite in-trusions.The Dabie complex......
塔中地区下奥陶统鹰山组作为塔里木盆地海相碳酸盐岩油气勘探的重要层系，发育大量白云岩优质储层，但受白云岩埋藏深度大、勘探程度低......
白石砬子钨矿位于＂佳蒙地块＂东段,主矿体赋存于燕山早期石英闪长岩与晚古生代青龙村群大理岩的接触带内,赋矿岩石为石榴石矽卡岩,成......
油气田烃类的垂向微渗漏造成上覆地层的还原环境，油气田的开采则加剧了还原环境的形成。对新场气田还原环境的形成进行了研究，初步探......
柴达木盆地中广泛分布的第三系能否生成生物气并构成商业气田的问题一直悬而未决。2001年6月20日，在柴达木盆地伊深1井1319．0－1322．5m......
Geochemistry of Sulfur and Hazardous Elements in Late Paleozoic Coals and Partings from Taozao Coalf
The analyses of different sulfur forms, the trace elements in pyrites using electron microprobe and the trace elements i......
准噶尔盆地陆西地区(即陆梁隆起西部地区)构造背景复杂,石炭系火山岩广泛发育,长期以来对盆地原型认识不清,导致油气勘探程度低。......
天然气包裹体的观察测试、流体温度测试以及后生蚀变形成的矿物学和地球化学性质、包裹体氢氧稳定同位素的示踪、油气充注与铀成矿......
为解析中国东部燕山期岩浆作用过程和岩石成因机理,选取熊耳山地区五丈山岩体开展岩相学、全岩主量和微量元素地球化学和全岩Sr-Nd......
通过对岩石，矿石的稀土组成研究，揭示含矿热液稀土总旧为２．４８４－１１．７７８μｇ．ｇ＾－１，富集轻稀土型分布模式及铕，铈负异常。δＥｕ和δＣｅ表明从早至晚热液体系向氧化程......
文章系统研究了西藏搭格架超大型热泉型铯矿床泉华的Si、O、C、Sr、Nd同位素特征，并探讨了矿床的形成过程。结果表明，泉华的δ^30Si=......
