绿岩

无论是保存相对完好的绿岩带还是被TTG改造后的花岗&绿岩带，均有利于金矿形成。

Both the well-preserved greenstone belt and TTG-reworked granite-greenstone belt are favorable for gold deposit formation .

河南中部太古代登封花岗-绿岩地体中TTG质片麻岩与绿岩带关系及其地壳演化意义

Relationships between the tTG gneisses and the greenstone belt in the Archean Dengfeng granite-greenstone terrane , central Henan and their implications for crustal evolution

铬铁矿及（或）菱镁矿化通常是与蛇绿岩有关。

Chromite and / or magnesite mineralization is usually related to the ophiolite .

重新界定的夹皮沟金矿集中区包括了太古宙花岗-绿岩带和高级变质区两个组成部分。

The redelimited Jiapigou gold-concentrated area is composed of Archean granitoid-greenstone belts and high grade metamorphism areas .

赣东北蛇绿岩的离子探针锆石U－Pb年龄及其构造意义

Shrimp ion microprobe zircon U-Pb age of the ne Jiangxi ophiolite and Its Tectonic Implications

青海南部蛇绿岩中辉长岩锆石SHRIMPU-Pb定年和岩石地球化学特征

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

蛇绿岩套中的变质橄榄岩REE含量较低，以“U”型或轻稀土亏损型为特点。

The metaperidotite in ophiolite suit is characterized by lower REE content and the " U " type of variation or deletion of LREE .

皖南蛇绿岩套辉长岩锆石U-Pb定年以及元素和氧同位素研究

Zircon U-Pb Dating and Element and Oxygen Isotope Geochemistry of Gabbro from Ophiolites in South Anhui

西昆仑库地伟晶辉长岩和玄武岩锆石SHRIMP年龄：库地蛇绿岩的解体

Zircon SHRIMP Age Determination of the Giant-crystal Gabbro and Basalt in K ü da , West Kunlun : Dismembering of the K ü da Ophiolite

拉斑玄武岩SHRIMP锆石年龄352Ma，说明蛇绿岩的形成可持续到晚泥盆世&早石炭世。

Tholeiite has a zircon SHRIMP U-Pb age of 352 Ma , suggesting that the formation of the ophiolites may have continued till the Late Devonian-Early Carboniferous .

蛇绿岩的枕状熔岩具N－MORB的特征，而其上覆岩系中的枕状熔岩类似E－MORB。

The pillow lava from the ophiolite has the characteristics of N MORB , and those from the overlying rock sequence are similar to E MORB by geochemistry .

离子探针锆石U－Pb年龄分析结果表明，赣东北蛇绿岩套的高度分异岩浆的结晶年龄为968±23Ma。

The present SHRIMP zircon U-Pb isotopic study suggests that the crystallization age of a highly fractionated magma in the NE Jiangxi ophiolite suite is 968 ± 23Ma .

西昆仑山库地蛇绿岩的特征及其构造意义南部Pb、V、Cr异常反映早古生代地层与蛇绿岩套的混合地化场。

THE CHARACTERISTICS OF KUDI OPHIOLITE SUITE AND ITS TECTONIC SETTING and the Pb , V and Cr anomalies in the southern part of the province are the resultant fields of the early Palaeozoic rock formations and ophiolite suite .

它还受到多期构造变形，平卧褶皱，韧性剪切带和推覆构造均有广泛发育。绿岩中伴生的花岗质岩石，主要为TTG岩系的奥长花岗岩英云闪长岩花岗闪岩系列。

They underwent polyphase structural deformation , giving rise to well developed recumbent folds , ductile shear zones and nappe structures .

探讨了识别洋中脊扩张型（MORS）和洋俯冲带上面（SSZ）蛇绿岩（套）在火成岩组合上的差别。

The difference between MORS – and SSZ – type ophiolites in terms of igneous petrotectonic assemblages is discussed .

对皖南蛇绿岩套辉长岩分别进行锆石微区U-Pb定年、全岩主微量元素分析和Sr-Nd同位素分析、矿物氧同位素分析。

Zircon U-Pb dating , whole-rock major and trace elements , Sr-Nd isotopes , and mineral O isotopes were determined for samples from ophiolites in south Anhui .

从而，在古大洋消失之后形成的碰撞带上同时保存了MORB型和SSZ型两类蛇绿岩。

Therefore , two of MORB-type and SSZ-type ophiolite crop out along collision belt formed after the closing of the old ocean .

强烈韧性变形和破碎并富含绿岩带残留体的TTG岩系与金成矿关系密切。

The TTG series , which have experienced strong ductile deformation and fragmentation and contain rich greenstone belt remnants , have close relation with gold deposit formation .

本区洋脊拉斑玄武岩为蛇绿岩的组成部分，指示一套MORB型蛇绿岩组合以及秦岭与杨子板块之间古生代中期&早中生代期间存在的一个古洋盆。

It implys a MORB type ophiolite association and an ancient ocean basin between Qinling and Yangtze plates during middle Palaeozoic early Mesozoic era .

通过野外5条剖面的初步调查和详细的室内岩石学、矿物学和地球化学的研究，在班公湖地区厘定出MOR型和SSZ型两套蛇绿岩。

MOR - and SSZ - type ophiolites are recognized in the Bangong Lake by the field work and the detailed study of petrology , mineralogy and geochemistry .

新疆库地蛇绿岩堆积厚度达1500m以上，主要岩石由纯橄岩、斜辉橄榄岩、辉长岩、块状玄武岩、枕状玄武岩、玄武安山岩、硅质岩、粉砂岩等组成。

The ophiolite is composed of dunite , peridotite , gabbro , massive basalt , pillow basalt , basaltic andesite , silicalite and siltstone with thickness of over 1500 m.

凯蒙蛇绿岩的确定表明嘉黎断裂在早期（T3-J1）可能是冈底斯构造带上的一条重要缝合带。

The definition of Kaimeng ophiolite shows that Jiali fault may be an important suture in Gangdese tectonic belt during T_3-J_1 .

本文将西准噶尔地区蛇绿岩分为两类：一类是变质橄榄岩+辉石岩+辉长岩组合（简称PPG系列），它们遵循富Ca的演化趋势，发育冶金型铬铁矿床；

The ophiolites in the Western Junggar are divided into two types : one of them is assemblage of metamorphic peridotite + pyroxenite + gabbro ( abbreviated to PPG series ), the series follows Ca-rich evolutional trend and grew the metallurgical type chromite deposit .

由于大洋板块的俯冲作用，在缝合带中MOR型蛇绿岩很少被保存下来，保存较好的大多数为SSZ型蛇绿岩。中国大陆东部大洋板块俯冲的三维黏弹性有限元模型

Therefore , SSZ-type ophiolite is major one preserved well in the orogenic zone . 3-D VISCO-ELASTIC FINITE ELEMENT MODEL FOR THE SUBDUCTION OF THE OCEAN PLATES INTO THE EASTERN PART OF CHINA 'S CONTINENT

在200&550℃和60MPa条件下，以氯化物溶液对绿岩中金进行了淋滤实验，部分实验控制了氧逸度。实验结果显示，金的淋滤率与温度、溶液成分、酸碱度及氧逸度有关。

Leaching experiments of gold in greenstone were carried out with chloride solutions at temperatures of 200 to 550 ℃ and a pressure of 60 MPa .

电磁测深在鲁西地区绿岩带型金矿勘探中的应用鄂东南铜绿山矿田矽卡岩型铜铁金矿床的辉钼矿Re-Os同位素年龄及其地质意义

APPLICATION OF ELECTROMAGNETIC MEASUREMENT TO GOLD DEPOSIT EXPLORATION IN GREENSCHIST BELT OF WESTERN SHANDONG Re-Os dating of molybdenite from Tongl ü shan ore district in southeastern Hubei Province , Middle-Lower Yangtze River belt and its geological significance

玄武岩及辉绿岩的地球化学显示其具MORB特征，Nb显负异常，环境判别显示该蛇绿岩可能形成于离洋内弧较近的SSZ型弧后盐地。

Geochemistry of basalt and diabase demonstrates they are of MORB characteristic , with Nb negative anomaly , and the environment discriminations suggest that the ophiolite may form in a SSZ-type back-arc basin serves behind a intra-oceanic arc .

前锋纳木错构造带总体呈WNW向展布，由20多条向北倾斜的逆掩断层、宽阔的韧性剪切带、4条蛇绿岩片带与大量不同类型的构造岩片所组成。

The Nam Co tectonic belt of WNW-trending occurring in west of the Namco Lake is composed of 20 thrust faults of north dipping , wide ductile shear zone , 4 belts of ophiolite pieces and many thrusted rock pieces .

在西部下志留统下部砂岩中发现有来自SSZ（超俯冲带）型蛇绿岩的碎屑尖晶石，表明北祁连洋的洋壳残片已经仰冲至地表遭受剥蚀。

Detrital spinels are observed in the western Lower Silurian sandstones , and have chemical composition similar to that of those from SSZ ( supra-subduction zone ) type ophiolites , suggesting that the North Qilian oceanic crust has been obducted and eroded .

据此推测该安山岩类属蛇绿岩成员，其可能产于俯冲带之上（SSZ）的岛弧环境。而该蛇绿岩则属于某种弧间构造背景的蛇绿岩。

It is suggested in this paper that the andesite is a member of the ophiolite suits , which were most probably formed in an island-arc environment of supra-subduction zone ( SSZ ) and the ophiolite belongs to the type of arc tectonic setting .