petrochemical trend是什么意思

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the characteristics of rock geochemistry of the metamorphic formation,sedimentary formation,magma formation,isotopes of Pb and S and rare earth element are analysed and discussed.

吉林省东南部可划分为台隆型、褶皱带型、槽台过渡带型等三类金矿化域，对变质建造、沉积建造和岩浆建造的岩石地球化学特征，Ｐｂ、Ｓ同位素，稀土元素特征进行了分析和讨论，阐述了金元素在不同含矿建造中的成矿作用及地球化学特征，并对全区进行１∶２０万区域成矿预测，对重点靶区进行了大比例尺成矿预测，指出了找矿方向及强蚀变岩型及浸染型金矿的找矿工作。

Zircon SHRIMP U-Pb dating and lithogeochemistry of gabbro from the ophiolite in southern Qinghai Province

青海南部蛇绿岩中辉长岩锆石SHRIMP U-Pb定年和岩石地球化学特征

On the basis of its rock association and lithogeochemistry, it is inferred that the Xingzi Group was formed in an epicontinental environment.

根据岩石组合及岩石地球化学特征。

This paper comes down to three aspects, including the lithogeochemistry characteristics of ore-hosting rocks and fluid inclusions in quartz of ores, and mineralogical mapping by which the relationship between altered rock mineral and gold deposits is studied.

本文主要研究了该矿区赋矿围岩的岩石地球化学和矿石中石英的流体包裹体特征,并对蚀变岩进行了短波红外光谱和磁化率的系统矿物学填图,从而对蚀变矿物及蚀变岩的分布规律以及其与金矿化之间的关系进行了探讨,取得的主要认识如下:(1)微量元素分析显示,矿区中的各类变质岩均表现出轻稀土富集、重稀土亏损和铕的弱正异常的特征。

Study on the lithogeochemistry and its correlation to Jinduicheng granite indicate that they are all products of Yanshanian magmatism.

岩体的岩石地球化学研究并与金堆城钾长花岗斑岩比较,二者同是燕山期岩浆活动的产物;金堆城岩体具有同碰撞造山期地壳部分熔融作用产物特征,而西沟岩体为造山晚期岩浆分离结晶作用产物,综合成矿条件分析,认为西沟地区具有钼多金属成矿的潜力。

The geochemistry of the sheet-like basic swarm shows that they are similar to that of diabases of ophiolites in Mianlue suture zone.

岩席群岩石地球化学特征的研究表明 ,其主元素、微量元素及稀土元素地球化学与勉略缝合带发育的蛇绿岩组合中的辉绿岩和大洋玄武岩之岩石地球化学特点相似 ,结合同位素地质学资料 ,本文认为武当地块基性岩席群所代表的这次拉伸作用与勉略洋的打开是同一构造背景下不同阶段的产物。

Systemic researching the character of ophiolitic of rock combination、petrology、petrochemistry、geochemistry、tectonic setting、formtive age、emplacement mechanisms、tectonic significance and so on.

本文以西准噶尔西南达尔布特蛇绿岩为研究对象,从岩石组合特征、岩石学特征、岩石地球化学特征、构造环境、形成时代、就位机制及大地构造意义等方面对该混杂岩作了比较系统的研究,论文摘要如下:1。

Petrology and petrogeochemistry of the A'gyi gold deposit, Zoige, Sichuan;

四川若尔盖阿西金矿岩石学及岩石地球化学特征

Lithogeochemical characteristics of No.5 pipe-like lamprophyre in Ningxiang,Hunan province

湖南宁乡Ⅴ号岩管煌斑岩的岩石地球化学特征

Chinese Society of Mineralogy, Petrology and Geochemistry

中国矿物岩石地球化学学会

Zircon SHRIMP U-Pb dating and lithogeochemistry of gabbro from the ophiolite in southern Qinghai Province

青海南部蛇绿岩中辉长岩锆石SHRIMP U-Pb定年和岩石地球化学特征

The Petro-geochemical Characters and SHRIMP U-Pb Zircon Ages of Meta-mafic Rocks from the Yishui Complex,in Yishui County,Shandong Province

山东沂水杂岩中变基性岩的岩石地球化学特征及锆石SHRIMP U-Pb定年

The Study of Petrological Geochemistry of Basalts from CL Seamount, Middle Pacific;

中太平洋CL海山区玄武岩岩石地球化学研究

Geochemical Characteristics of Wanbaogou Group-complex Volcanic Rocks from Gouli Area, Qinghai, and Their Significancee

青海沟里万宝沟岩群岩石地球化学特征及意义

Lithogeochemical anomaly evaluation and ore prospecting in Shiyingtan gold deposit in Xinjiang

新疆石英滩金矿岩石地球化学异常评价与找矿

The Lithogeochemical Characteristics and Protolith Formation of Khondalite Series in Daqingshan Region, Inner Mongolia;

内蒙古大青山地区孔兹岩系的岩石地球化学特征及原岩建造

Study on the Zircon Genetic Mineralogy and Geochemistry of the Intrusive Complex in Sunzhuang Area, Fanshi County, Shanxi Province

山西省繁峙县孙庄杂岩体的锆石成因矿物学与岩石地球化学研究

The geochemical data shows that the rock mass is similar to post-collision type granite.

岩石地球化学资料表明,该岩体与碰撞后型花岗岩相似。

SOME CHARACTER OF MAFIC-ULTRAMAFIC ROCK GEOCHEMISTRY IN COPPER-NICKEL DEPOSIT , EAST OF XINJIANG

新疆东部某铜镍矿床岩浆岩岩石地球化学特征研究

Petrological, Geochemical and Petrogenesis Study of the Early Carboniferous Volcanic Rocks in QiaoErMa, West TianShan

西天山乔尔玛一带早石炭世火山岩岩石学、地球化学和岩石成因

STUDIES OF PETROLOGY,PETROCHEMISTRY AND GEOCHEMISTRY OF THE LOWER CAMBRIAN BLACK SHALE OF NORTH-WESTERN HUNAN,CHINA

湘西北下寒武统碳质页岩岩石学、岩石化学和地球化学研究

This area was in an arc and rear-arc basin on convergent plates in the Middle Devonian.

其岩石化学及地球化学显示岛弧火山岩特征。

PETROCHEMICAL INDICES IN GEOCHEMICAL EXPLORATION OF PORPHYRY TYPE COPPER DEPOSITS

斑岩型铜矿床地球化学勘查中岩石化学指标

Geochemical Characteristics of Carboniferous Hydrocarbon Source Rocks in the Eastern Qaidam Basin

柴东地区石炭系烃源岩地球化学特征

The petrology,mineralogy and geochemistry study of the Huangshan granite intrusion in Anhui Province.

安徽黄山花岗岩岩石学、矿物学及地球化学研究

Neogene porphyries from Gangdese: petrological, geochemical characteristics and geodynamic significances.

冈底斯晚第三纪斑岩的岩石学、地球化学及其地球动力学意义