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- It is hosted in the stratum of the group C of the Sinian system.Its deposit type belongs to the Niobium-Ta... 矿床赋存于震旦系C组地层中,中型规模,矿床类型为岩浆作用形成的白云母钠长石伟晶岩铌钽矿床。
- The deposit type of bentonites could be easily classified on the base of feature of the third endothermal valley and the exothermal peak. 根据第三吸热谷与放热峰这两个效应的峰间隔差和形态变化对供试膨润土进行属型划分简单易行。
- The main deposit type includes fracture zone sulfide deposit,fracture zone pyrite sericite quartz deposit and quartz vein deposit. 主要矿床类型有破碎带硫化物型、破碎带黄铁绢英岩型、石英脉型。
- Ore-control structure, petrographic features, orebodies' characteristics, mineral assemblage, deposit type, prospecting criteria and prospecting perspective are discussed. 本文对该矿床的控矿构造、岩体特征、矿体特征、矿物组合、矿床类型、找矿标志、找矿前景等。
- The Precambrian banded iron formation (BIF) is one of the most important iron ore deposit type in our Country, whose reserves, orefield and output all hold the first place. 前寒武系沉积变质型铁矿(BIF)是我国最重要的一种铁矿类型,其储量、矿产地、产量都占首位。
- Compared the typical porphyry copper deposit and subvolcanic hydrothermal deposit, the Tuwu copper deposit type is also the type of porphyry deposit and has its own character. 典型斑岩铜矿床、次火山热液矿床、土屋铜矿床对比,土屋铜矿床矿床类型仍不失为斑岩型铜矿,并具有自身特徵。
- The emerald deposits in Brazil belong to the classic schist-hosted emerald deposit type. 巴西的祖母绿矿床主要属于所谓的片岩型祖母绿矿床。
- The tungsten mineralization is in various types,in which quarz tungsten ore was the major deposit type. 钨矿化类型复杂,其中石英脉型钨矿是主要矿床类型。
- The important prospecting indications of the deposit type are abnormal zinc of watery sediment and dark red aureole which is formed by zinc ore eluviation in the surface of the upper rocks. 水系沉积物锌异常、闪锌矿淋滤后在地表岩石表面所形成的暗红色锌晕等为该类矿床的重要找矿标志。
- No types of deposit would not possess critical mineralizing conditions but the latter would behave differently depending on deposit type. “临界成矿地质条件”系指具有“临界性质”的成矿地质条件。
- Because of unusual deposit type, it has a considerable potentiality for prospecting at its adjacent area, and has a guidable significance to the Au, Cu deposit in the Hunchun area, Jilin province. 矿床类型特殊,外围找矿潜力较大,对珲春地区金、铜找矿具有指导意义。
- The deposit types include the greisen type,altered granite type,fractured zone alteration type and greisen-quartz vein type. 矿床类型包括云英岩体型、破碎带蚀变岩型、变花岗岩型和云英岩-石英脉型等4类。
- Mineralization occurred in the stages of the structural evolution, resulting in the corresponding deposit types. 盆地构造演化的各阶段都伴随著特定的成矿作用,形成了相应的矿床类型。
- This site offers a data collection with descriptions of the mineral deposit types that can be found in the Cordillera. 该网站提供了一个科迪勒拉山系的矿藏类型的数据集合。
- 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 possibly finding deposit types include the low-to-moderate temperature hydrothermal type, the contact metasomatic type and the metamorphic hydrothermal type. 6. 可能发现的矿床类型为中低温热液型、接触交代型和变质热液型矿床。
- This paper summarizes recent research results and introduces ore deposit types and mineralization related to mafic-ultramafic rocks. 本文综述了近年来的研究成果,介绍了与镁铁质-超镁铁质岩有关的矿床类型和成矿作用。
- Ore deposits which have economical value mainly are depositional type and volcanegenic type produced in the permian period and tertiary period. 具经济价值的主要为产于二叠纪及第三纪沉积类及火山沉积类矿床。
- I think I'd like a deposit account. 我想要开个定期存款帐户。
- In a printer, the removable type element. 印刷机上可拆卸的打印部件。