geochemi相关论文
Holocene environmental change according to lake core in Fildes Peninsula of King George Island,Antar
Lake core sampled from Xihu in Fildes Peninsula of King Gorge Island, Antarctica could reveal the environmental change ......
Microcosmic analysis of ductile shearing zones of coal seams of brittle deformation domain in superf
The ductile shearing zones of coal seams in a brittle deformation domain in super-ficial lithosphere are put forward bas......
Geochemical significance of the relative enrichment of pristane and the negative excursion of δ~(13)
Changes in the distribution of isoprenoid hy-drocarbons and in δ 13Ckero or δ 13CPr across the section from the Changx......
Geochemical and Sr-Nd isotopic study of alkaline syenites in Liangtun-Kuangdonggou, Liaoning Provinc
The 1.86 Ga Liangtun-Kuangdonggou complex (LKC) is one of the oldest alkaline syenite bodies so far discovered in China.......
Petrogenesis of the Paleoproterozoic Guandishan Granitoids in Shanxi Province:Constraints from Geoch
The Guandishan granitoids consist mainly of various granitoid intrusions with different scales, including the Huijiazhua......
Formation Water Geochemistry and Its Controlling Factors: Case Study on Shiwu Rifted Sub-basin of So
A common way to trace fluid flow and hydrocarbon accumulation is by studying the geochemistry of formation water. This p......
Primary migration and secondary alteration of the Upper Paleozoic gas reservoir in Ordos Basin,China
The composition of fluid inclusions(FI)often represents the initial geochemical characteristics of palaeo-fluid in reser......
Permian volcanisms in eastern and southeastern margins of the Jiamusi Massif, northeastern China: zi
LA-ICP-MS zircon U-Pb dating and geochemical data for the Late Paleozoic volcanic rocks from eastern and southeastern ma......
Fossil charcoal from the Middle Jurassic of the Ordos Basin,China and its paleoatmospheric implicati
The Yan’an Formation of the Ordos Basin is a sequence of four members,consisting of siliciclastic sediments deposited i......
Petrogenesis of the ükapili Granitoid and its Mafic Enclaves in Elmal Area (Nigde, Central Anatolia
The Late Cretaceous ükapili Granitoid including mafic microgranular enclaves intruded into metapelitic and metabasic ......
Source of the condensates from the Hetianhe Field and the genetic relationship between the condensat
A detailed correlation of Hetianhe condensates versus typical source rocks from the Tarim Basin was established. Moreove......
With sulfide increasingly recognized as an important parameter to assess the oxidation-reduction level in aqueous enviro......
Geology,Geochemistry and Zircon U-Pb Geochronology of Porphyries in the Dabate Mo-Cu Deposit,Western
The Dabate Mo-Cu deposit is a medium-sized porphyry-type deposit in the Sailimu Lake region, western Tianshan, China. We......
Geochemistry and Petrography of Clastic Deposits from the Late Paleozoic Shihezi Formation in Easter
1 Introduction Provenance studies are central to the reconstruction of paleo-drainage systems,which in turn may lead to ......
Geochemical characteristics and diagenetic systems of dolomite reservoirs of the Changxing Formation
In order to discuss the relationship between dolomite reservoirs and diagenetic systems of the Changxing Formation,we st......
Provenance, Tectonic Setting and Geochemistry of Ahwaz Sandstone Member (Asmari Formation, Oligo-Mio
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......
Genesis of the Binh Do Pb-Zn Deposit in Northern Vietnam:Evidence from H-O-S-Pb Isotope Geochemistry
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......
Geochemical characteristics and diagenetic systems of dolomite reservoirs of the Changxing Formation
In order to discuss the relationship between dolomite reservoirs and diagenetic systems of the Changxing Formation,we st......
吉林省梅河口市张家沟区金矿床矿体位于槽台过渡带靠近台区一侧,且基底岩系金丰度值高。区域构造结点有隐爆角砾岩筒存在,岩筒内有......
通过对桓台县域内表层土壤开展1∶5万土地质量地球化学调查与评价工作,统计了表层土壤地球化学参数,厘定了桓台县土壤地球化学背景......
南大巴山前缘黄龙组古岩溶储层划分为弱溶蚀岩溶岩、中等溶蚀多孔状岩溶岩、强溶蚀角砾状岩溶岩和强溶蚀交代的次生灰质岩溶岩等4......
滴水山金矿床为北祁连造山带西段赋存于火山岩中的构造蚀变岩型金矿床。LA-ICP-MS锆石U-Pb测年结果表明,滴水山金矿区安山质晶屑凝......
数据发现是机器学习中的归纳学习法，适用于定量数据的处理。在广东云浮－阳春地区的实践证明，此方法应用于地球化学数据的处理可加大数......
大岩子-清水河地区的1：5万Pt-Pd水系沉积物测量表明，大岩子Pt-Cu矿床的指示元素有Pd、Pt、Au、Cu、Ni、As、Ag、Cd、F、Hg、Ph、Zn、......
陕西旬阳地区志留系铅锌矿带位于南秦岭-大别构造带中部,镇(安)旬(阳)古生代沉积盆地的南缘.该矿带东西长约100 km,南北宽10～50 km.......
桂西田阳堆积型铝土矿产于第四纪红土层中。本文通过对桂西田阳第四系堆积型铝土矿进行一系列矿物学与地球化学研究,探索铝土矿的......
湘西上震旦统层状硅质岩化学成分纯净，硅质矿物平均含量 95％以上，且 FeO/Fe2O3比值大于 1， MnO/TiO2比值为 6.1， P2O5含量极低。微量元......
通过在研究区开展工作，查明该备选场址地质情况，分析核素迁移介质的渗透性等参数，初步评价某极低放废物填埋场备选场址的稳定性。该备......
新源县巴音居里克一带的下—中二叠统乌郎组陆相火山岩呈面状分布。乌郎组分为上段（P1w2）和下段（P1w1）,其中乌郎组上段（P1w2）为巴音居里......
结合大乘山地区地质、地球化学工作成果,分析了区域地质背景,并对该区水系沉积物地球化学特征进行了总结。研究表明：（1）大乘山地区Sb......
喀喇昆仑阿克塔河地区中侏罗统龙山组地层内所见火山岩夹层,岩石类型为粗安岩。岩石富碱、高钾,属碱性钾玄岩系列火山岩;镁铁质相......
以新疆区域化探数据为基础,采用地球化学块体理论和研究方法分析元素的空间分布与成矿带的关系,据元素富集特点,以新疆背景含量为......
基于浙江省温州市多目标区域地球化学调查获取的表、深层土壤地球化学数据,采用正态和对数正态法进行统计分析,获得温州市山地丘陵......
东天山上石炭统吐古土布拉克组是重要的含矿层位,目前该岩组中发现含自然铜矿矿化点22处,均位于玄武岩发育地段,空间上具相对集中......
对崇明岛CY孔样芯磁性特征的研究表明，该孔沉积物的磁性矿物以假单畴／多畴晶粒的亚铁磁性矿物为主。按磁化率等磁参数的变化可将该孔......
四川会理拉拉铜矿床辉长岩群与矿床在时空分布上紧密相关,表明辉长岩群岩石成因与构造背景对重新认识矿床成因有重要意义。本文分......
从烃源岩分布、烃源岩的有机质类型、丰度以及成熟度等几个方面,对济阳坳陷车西地区烃源岩的地球化学特征进行了综合研究,并对主要......
西藏大沟口金异常区属东昆仑造山带的西藏大沟印支-燕山期金、锑成矿带。通过在1/5万水系沉积物异常区开展1/1万土壤测量,圈出4处......
研究了长江干流和黄河干流沉积物中金属元素（Ｌｉ，Ｎａ，Ｋ，Ｃａ，Ｓｒ，Ｂａ，Ｔｉ，Ｖ，Ｃｒ，Ｍｎ，Ｆｅ，Ｃｏ，Ｎｉ，Ｃｕ，Ｚｎ，Ａｌ等共１６种）总量与形态特征。结果表明：元素含量和形态特征沿河变化不明显；长江沉积物中易迁移......
碧口岩群是“勉略宁三角区”分布最为广泛的一套浅变质海相火山沉积岩系,属岛弧火山沉积岩建造,各地质体之间均为构造带接触.碧口......
The authors presented geochronology and geochemical data of diorites from Nancha gold deposit in Tonghua region,with the......
对大港探区下第三系砂岩和碳酸盐岩中胶结物和填隙物期次特征、来源、形成机理以及形成时代进行了地球化学研究。结果表明 ,石英次......
分布于西昆仑东段北缘的侵入杂岩由辉长岩 -闪长岩 -花岗闪长岩 -花岗岩组成 ,在区域上形成一个近东西向的构造 -岩浆岩带。岩石化......
以南羌塘坳陷早侏罗系曲色组下部的泥岩为研究对象,对其进行地球化学的研究。微量元素分析结果表明,曲色组泥岩沉积有较多的陆源物......
为了对地球化学样品中铂族元素快速、准确地进行分析测试，在实验的基础上，建立了小铅试金富集-电感耦合等离子体质谱(ICP-MS)法测定......
粤北曲仁碳酸盐岩盆地北缘聚集的铅锌硫化物矿床地质矿化特征相比于其他MVT矿床,具有成矿特殊性。为了确定该类矿床成矿流体和物质......
湖南香花岭矿田是一个Sn多金属矿田,成矿受地层、构造、岩浆岩等多因素复合控制,矿床具有独特的地球化学特征,元素的组合分带表征......
贵州省三都县火烧寨锑-金矿区位于贵州“三丹成矿带”上，该带已发现许多大中型矿床，如丹寨大型金汞矿、三都苗龙金矿、都匀牛角塘中......
新联稀土矿区莲塘花岗岩体形成于中侏罗纪,属于燕山期岩浆岩.该花岗岩体富Si、Na、K、Hf,贫Fe、Mg、Ca、P、Ni、Co、Cu、Zr、Sr、B......
