您要查找的是不是:
- They have the typical geologic features of the golddeposits of Archean greenstone belt. 山西五台山太古宙绿岩带同构选初生型金矿床发现三种类型:条带状铁建造型。
- The Mesozoic subvocanic type ore deposits and the Archean greenstone belt type of metamorphic hydrothermal Au deposits are varied in geochemistry and geological backgroun... 该区中生代次火山岩型矿床与本区太古宙变质热液金矿在成矿地质背景、地球化学特征上具有明显的差异,说明了它们成矿物质来源的不同。
- The "Hongtoushan type" of copper deposits in Fushun,Liaoning Province,occurred in Hunbei Archean greenstone belt,is macroscopically controlled by the Hongtoushan greenstone formation. 辽宁花坤金-银多金属矿成矿条件优越,控矿因素复杂,矿化分布普遍,矿床类型较多,是辽西地区重要的找矿远景区。
- The "Hongtoushan type" of copper deposits in Fushun, Liaoning Province, occurred in Hunbei Archean greenstone belt, is macroscopically controlled by the Hongtoushan greenstone formation. 摘要辽宁抚顺“红透山式”铜矿产在浑北太古宙绿岩带内,宏观上受控于太古宙红透山岩组绿岩建造。
- The komatiite in this area is very similar to those in Archean greenstone belts abroad with respect ot the petrochemical composition, zoning, special spinifex texture, characteristics of regional metamorphism and ore potentiality. 与国外太古代绿岩带科马提岩对比,岩石化学成分、分带性、特有的鬣刺结构及区域变质特征、含矿性等方面亟相似。
- A SIMPLE DISCUSSION ON METALLOGENIC SYSTEM OF GOLD DEPOSITS IN WUTAISHAN ARCHEAN GREENSTONE BELT OF SHANXI 山西五台山太古宙绿岩带金矿成矿系统初论
- archean greenstone belt 太古代绿岩带
- The chinese greenstone belt gold deposits can be divided into two types. 绿岩带型金矿床是世界和我国重要的金矿床类型。
- It belongs to the ductile shear zone type of a gold deposit in the greenstone belt. 矿床受元古界基性、酸性双峰式火山岩层位及韧性剪切带双重控制,属绿岩带中的韧性剪切带型金矿床。
- Greenstone belt gold deposits are most important type of gold deposits in worldand China. 绿岩带型金矿床是世界和我国重要的金矿床类型。
- The Hongtoushan Cu-Zn deposit,located in the Hongtoushan rock formation of Archean greenstone in North Liaoning Province,is a large-scale ore deposit with great industrial significance. 红透山铜锌矿床赋存于辽北太古宙绿岩红透山岩组,为极具工业意义的大型矿床。
- The Archaean meta-basalts are distinguished into two meta-basalts formed in the greenstone belt and in the high-grade metamorphic region. 本文把太古代变质玄武岩分成绿岩带变质玄武岩和高级区变质玄武岩。
- The reduction of magnetic minerals is an eminent geophysical property of Xiaoqinlingquartz-type gold field in greenstone belt. 磁性矿物的减少是小秦岭绿岩带石英脉型金矿田显著的地球物理特征。
- Abstract: With relatively high total gold background values,the strata of the greenstone belt in western Shandong are source beds of gold deposit. 摘 要: 山东鲁西地区绿岩带地层总体金背景值较高,是金矿形成的矿源层。
- Jiapigou gold deposit concentration area involves 3 geological units of gold occurrence,the high metamorphic district,granite greenstone belt and Seluohe Group. 夹皮沟金矿集中区涉及高级变质区、花岗岩-绿岩带、色洛河群三个赋金矿地质单元。
- The greenstone belt type gold deposit in the North China craton (NCC), one of the most important deposit types in China, is the major source of gold productions and reserves. 华北克拉通中绿岩带型金矿床是我国最重要的矿床类型之一,也是我国黄金产量和储量的主要来源。
- The TTG series,which have experienced strong ductile deformation and fragmentation and contain rich greenstone belt remnants,have close relation with gold deposit formation. 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 late Archaean greenstone belt in the Zhifang area has the characteristic ductile shear zone with a mylonite zone in its centre where occurs a gold mineralization zone(containing low grade gold ore bodies)of metamorphic hydrothermal type. 泰安纸房地区太古代晚期绿岩带具有韧性剪切带的特征,在其中心部位为糜棱岩带,产有几公里长的太古代绿岩带变质热液型金矿化带(含低品位金矿体)。
- Evidence from isotopic dating suggests that the greenstone belts vary considerably in age. 来自同位素年龄鉴定的证据指出,绿岩带在年龄上彼此变化相当大。
- The best metallogenic setting of the greenstone belts gold at tectoni cally remobilized belts of the paleocontinental margins. 古陆边缘构造活动带是绿岩带金矿最佳的成矿构造环境。