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- Ore bearing hydrothermal migrates ... 成矿过程中,体系是开放的。
- Fractured zone has a crudity surface with a pitch. 断裂带表面粗糙,并带有斜度。
- Clear ship movements of the fractured zone are observed by extensometers. 用延伸仪曾观测到断裂区有清楚的滑动。
- Ore bearing stratum contain richly pyrrhotite,pyrite,spessartine and dannemorite. 赋矿层位中富含磁黄铁矿、黄铁矿、锰铝榴石和锰铁闪石。
- Ore bearing stratum contain richly pyrrhotite,pyrite,spessartine and dannemorite.Additionly, there are smaller arsenopyrite and cobaltite. 赋矿层位中富含磁黄铁矿、黄铁矿、锰铝榴石和锰铁闪石。
- The geochemical characteristics reveal that the metallogenic elements are derived from the subaqueous ore bearing hot brine. 地球化学特征表明成矿物质由含矿热卤水提供,属热水化学沉积型矿床。
- The fractured zone where the geological diseases are highly concentrated is themost weak zoic of the rock mass. 断裂带是岩体中最软弱地带,地质灾害高度集中,山区工程深受其害,是极易发生造价、工期、质量三失控地带。
- Collecting geochemical prospecting information of kimberlite in Huabei Platform shows: Cr is an important indicative element for determining a rock mass is ore bearing. 对华北地台金伯利岩地球化学找矿信息提取表明:铬是判别岩体含矿与否的重要指示元素。
- Located in the exocontact zone of Daning granodiorite, Longshui gold deposit belongs to the tectonically fractured zone metasomatite type. 龙水金矿是赋存于大宁花岗闪长岩体外接触带的破碎蚀变岩型金矿。
- All the deposits of the said mining area are multi-mineral ore bearing mainly sphalerite, galena, pyrite, magnetite pyrite, chalcopyrite, magnetite iron ore, etc. 该采区均属硫化物多金属矿床,主要金属矿物有:闪锌矿、方铅矿、黄铁矿、磁黄铁矿、黄铜矿、磁铁矿等。
- Diabase connected depth and shallow and caused deep auriferous metallogenetic fluid through rifted fractured zone uplifting and precipitation. 辉绿岩起着沟通深部与浅部构造,并使深部的含矿流体沿挤压破碎带上升、沉淀而成矿的作用。
- The ore bearing formations are sea bottom spout hot water sedimentary rock and hot water debris turbidite associated with contemporaneous extense faults. 脆-韧性剪切构造控制着主成矿过程;
- With the increase of pressure of artesian water, the muddy zone and fractured zone of collapse column increase correspondingly. 随着承压水压力的增大,陷落柱泥化带、裂隙带和破碎带的宽度都相应增大。
- 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。
- This ore deposit formed in the epicontinental volcano magma arc area and is related to the brittile fracture zone and ultrahypabyssal dikes in genesis. 该矿产于陆缘火山岩岩浆弧区,其成矿与强应变构造带及浅成、超浅成脉岩有关。
- The Taipingdong gold deposit is a karlin-type gold deposit dominated to impure limestone in host,which ore bodies occurred within thrust fault zones and fractured zones of interbedded faults. 太平洞金矿床是主要以不纯石灰岩为容矿岩层的卡林型金矿,金矿体产于逆冲断层和层间断层破碎带中。
- Based on the observation results of overburden water flowing fractured zone,we discussed the stability of gateways in upper coal seam,indicating that,un... 同时研究了上位二层煤开切眼的合理位置;为保证上行卸压开采的成功提供了理论依据.
- Rutile hornblende schist is the ore bearing rock metamorphosed from the original alkali basaltic rocks which is rich in Ti and characterized by geochemistty of intraplate basalt in ... 变质作用高峰期后,又经受了一次广泛的热液改造。所以,该矿床应为热液改造的火山-沉积变质金红石矿床。
- The gold-bearing occurrence was formed at the Hercynian stage (?),in quartz-reefswithin the fractured zone of granites,being a meso-epithermal gold-bearing reef deposit. 正>一、金矿床地质筒介脉金矿点产于华力西(?)花岗岩破碎带内的石英脉中,为一中低温含金石英脉金矿床。
- In the Qifengcha Detiangou gold field,the N S trending and E W trending fault zones are the major ore bearing structural zones,which are characterized by ductile brittle deformation. 向断裂带与E-W向断裂带是崎峰茶-得田沟金矿田内主要赋矿构造带,具有韧-脆性变形特征;