magm相关论文
Tritium (3H) in excess of the atmospheric values was found at volcanic Lakes Pavin (France), Laacher (Germany) and Nemru......
In recent years several localities of highly alkaline rocks have been dis-covered in Shansi by the National Geological ......
Based on study on the relation with volcanic rock and oil & gas in Songliao Basin and Liaohe Basin in northeast China, a......
Rb-Sr chronological characteristics of Jurassic granitoid gravels in north margin of Dabie block,Cen
Granitoid gravels are discovered from alluvial fan conglomerates, the base of Jurassic Fenghuangtai Formation (J22), in ......
THE ASSAY FOR THYROID STIMULATING IMMUNOGLOBULIN USING CULTURED HUMAN THYROID CELLS AND ITS CLINICAL
A new technique for the determination of the serum level of thyroid stimulating immunoglobulins(TSI) is described. TSI ......
This paper introduces the petrological, mineralogical and geochemical fea. tures of the rocks hosting the Sareshik tin d......
Quantification constraints on time gap for comagmatic gold deposits:Evidence from chronological stat
The time gap between diagenesis and mineralization (TGDM) for comagmatic gold deposits (CGD) plays an important role in ......
The Baiyun sag is a deep one developing on the slope of the Pearl River Mouth Basin.It occurs as a composite graben hori......
Basic and intermediate-acidic igneous rocks were developed during the late Hercynian in North Tarim basin. The geochemis......
The Late Mesozoic Granodiorites from the Southwest Basin in the South China Sea and Its Tectonic Imp
The southwest basin is a key to study the origin and development of the South China Sea(SCS).We do not know much about i......
Geochronology of Granitoid Rocks and Geochemistry, Petrogenesis of Volcanic Rocks in the Dahalajunsh
There are many skarn deposits that occur in volcanic rocks as stratiform and lentoid bodies,for example the Lower Yangtz......
Several orogenic cycles of mountain building and subsequent collapse associated with periods of shallowing and steepenin......
Zircon U-Pb Ages of the Granodioritic Porphyry in the Laba Molybdenum Deposit,Yunnan,SW China and It
The Geza island-arc is a well-known mineralization concentration area,part of the Sanjiang Domain at the east margin of ......
The compressional behavior of the MgCr_2O_4 spinel has been investigated with the CASTEP code using density functional t......
Three-dimensional crustal velocity structure model of the middle-eastern north China Craton (HBCrust
Lithosphere thinning and destruction in the middle-eastern North China Craton(NCC), a region susceptible to strong earth......
Tectonic Implications of the Combined Use of Tectonomagmatic Geochemical Discrimination Diagrams and
Geochemistry is a powerful tool to help characterize the tectonic setting of igneous rocks associations.However,when con......
1 Introduction Shalagang mine,the largest antimony deposit in southern Tibet,is located in the west of Longma Town,Jiang......
The Himalayan leucogranite occurs as two extensive(>1000 km) E-W trending belts on the Tibetan Plateau with the unique f......
Petrogenesis Significance of Chromian Spinels from Northeastern Jiangxi Province Ophiolite(NEJXO), C
1 Introduction The northeastern Jiangxi Province ophiolite is located in the SE margin of the Yangtze Block,along the Zh......
Geochemistry of ore-forming fluids and geological significance of the Kuoerzhenkuola gold field in X
The Kuoerzhenkuola gold field (including the Kuoerzhenkuola and the Buerkesidai gold deposits) is the most important one......
本文分析了胜利油田火山岩中的Au含量,发现CO2气藏区火山岩和非CO2气藏区火山岩中Au含量有明显区别:前者含Au很高,平均327×10......
本文对华南地区２３０Ｍａ以来的花岗岩同位素地质数据进行了统计，结果表明：总体上存在自西北向东南渐新趋势，并由一次趋势面分析得到佐证。......
俯冲带是挥发分循环的重要场所,H2O在弧后盆地岩浆的产生和演化中起着至关重要的作用。目前为止,关于冲绳海槽(OT)(一个新生的陆内......
根据兰家沟钼矿区控矿旋卷构造特征、燕山期花岗岩体的岩石化学特征、稀土元素特征和成矿元素含量，讨论了该矿区形成的地质构造条件......
五牧场区煤系地层底下存在燕山期火成岩侵入体,为煤变质提供了热动力;该区张性断裂构造使岩浆热传导和热液流动具有顺畅的通道;煤......
铜陵狮子山矿田发育大量岩浆岩，且与矿田中的铜-金-多金属成矿关系密切。锆石SHRIMP同位素精确定年表明，矿田中的岩浆侵位年龄在132．4......
地幔柱是地球动力系统中重要的组成部分,不仅形成规模巨大的大火成岩省,也形成了众多具有重要经济价值的矿床类型。由地幔柱形成不......
泰国晚新生代玄武质岩石主要为碱玄岩、玄武岩、粗玄岩和玄武粗安岩,属于碱性系列,呈现似洋岛玄武岩的地球化学特征,与南海地区其......
从在 Elashan 山的火的岩石的锆石的 U-Pb 分析，东方 Kunlun Orogen 的最东部的片断产出 252-232 妈。 Geochemically ，这些岩石在 S......
The Balochistan basin is located on the south western part of Balochistan Province and also Pakistan. Balochistan super ......
Ｒｅ－Ｏｓ同位素由于其较高的半衰期特点，近年来国外广泛就于前寒武纪含Ｃｕ－Ｎｉ－ＰＧＥ镁铁－超镁铁岩成岩年，结合其他地球化学数据，对壳幔岩浆源及作用进行解释......
