您要查找的是不是:
- The formation of chromite ore of industrial value is mainly controlled by the chemical characteristics and degree of differentiation of the ultrabasic rock bodies. 正>引言对于铬铁矿床的找矿勘探,我国有丰富的实践经验和大量的地质资料。
- the existence of ultrabasic rock body is the foundation; 超基性岩体的存在是成矿的物质基础;
- Keywords Key words: paraplatform;Zhangxuan mantle dome;ductile shear zone;alkali ultrabasic rock body;anomalies;composite ring structure; 准地台;张宣幔枝;韧性剪切带;碱性-超基性杂岩体;异常;复合环状构造;
- STUDY ON MINERAL-CHEMISTRY FEATURES OF THE MAIN ROCK-FORMING MINERALS OF MINERALIZED ROCK BODIES IN THE LONGSHOUSHAN ULTRABASIC ROCK BELT 甘肃龙首山超基性岩带含矿岩体主造岩矿物化学特征研究
- The south margin faulted zone of Altun Mountain in Xinjiang is a regional upper mantle deep structure,along which numerous basic ultrabasic complex bodies are distributed. 阿尔金南缘断裂是一条深达上地幔的区域性大断裂,沿断裂分布着众多的基性-超基性杂岩体。
- Jianchaling gold deposit is closed related to the Jianchaling ultrabasic rock mass. 产出部位与超基性岩有关,属构造蚀变岩型金矿床。
- With the Erhai fault zone as a boundary, they are mainly basic and ultrabasic rocks in the east side, trachyte in the west side. 以洱海断裂带为界 ,东侧主要为基性、超基性岩 ,西侧主要为粗面岩。
- The biotite adamellite is the main metallogenetic rock body in the orefield. 晋宁晚期的岩浆活动强烈,黑云二长花岗岩是矿区主要成矿岩体。
- The activation andmigration of gold were mainly controlled by the ultrabasic rock belts and two ductile shearbelts in same direction. 北祁连中西段发育三套早古生代蛇绿岩及相应的基性、超基性岩,呈北、中、南三条带状分布。
- Irruptive rock body reservoir is one of important volcanic rock reservoirs. 摘要侵入岩体油气藏是火成岩油气藏的重要类型之一。
- Jianchaling gold deposit belongs to micro disseminated tectonic altered rock type, which has genetic relationship with ultrabasic rock. 煎茶岭金矿床属于与超基性岩有成因联系的微细浸染状构造蚀变岩型金矿床。
- The ultrabasic rocks form a complex of large tectonic slices with intercalated slices of Sebakwian sedimentary rocks. 超基性岩与塞巴奎沉积岩岩片相间构成一巨大的构造岩片的杂岩体。
- Ore-bearing rock body is located at the top of" magma tree" within the belt of dimicaceous granite-granitic pegmatite. 含矿岩体位于“岩浆树”顶端-二云母花岗岩-花岗伟晶岩带。
- The Yuhuashan rock body in Jiangxi is a high-level composite plutonic complex,which hascompositional and structual evolutiOnary sequences. 玉华山岩体是一个高位复式深成杂岩体,具成分和结构演化序列。
- Ultrabasic rocks have a silica content less than 45%. Peridotite is the typical intrusive rock which consists of olivine and pyroxene. 超基性岩的SiO2含量小于45%25,它的侵入岩叫做橄榄岩,主要由橄榄石、辉石等矿物组成。
- For the laminated rock body it can be determined as horizontally isotropic continuous media in FEA. 对于层状岩体,在有限元方法中可将其当成横观各向同性的连续介质进行计算。
- Further imbrication, folding and metasomatism of the ultrabasic rocks occurred at this time. 超基性岩的进一步叠瓦作用,褶曲和交代作用发生于这个时期。
- The forebay of the Wokahe First cascade Hydro Station is located in the deformation rock body with a bad quality. 沃卡河一级水电站前池位于变形体上,岩体质量较差,具有不均性和强透水的特性,是西藏地区比较典型的地质条件之一,其基础处理难度较大。
- In an ultrabasic rocks in North Jiangsu,corundum was first discovered and some was up to gem grade. 苏北某地超基性岩中,首次发现了红刚玉,少量已达宝石级。
- The ultrabasic rocks of Mesozoic Caenozoic era have been found in the northeastern Jiangxi Province. 赣东北地区发现有中 -新生代超基性岩。