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- The subvolcanic type of ore deposits have the same resource,period,space and origin as the continental volcanic rocks and subvolcanic rocks. 次火山岩型矿床与陆相火山岩、次火山岩为同源,同时期,同空间,同成因。
- Gold mineralization in the study area is hosted in continental volcanic rocks of Middle Proterozoic, Xionger Group overlying the Archean crystalline basement. 本区金矿化产于太古界结晶基底之上的中元古界熊耳群陆相火山岩中。
- METALLOGENIC CHARACTERISTICS AND GENESIS OF Fe-Cu-Au DEPOSITS RELATED TO CONTINENTAL VOLCANIC ROCKS 与陆相火山岩有关的铁、铜、金矿床成矿地质特征及矿床成因
- Au-Ag-Cu-Hg metallogenic series of ore deposits related to Hercynian continental volcanic rock; 与海西期陆相火山岩有关的Au-Ag-Cu-Hg矿床成矿系列;
- Keywords native copper deposit;intracontinental rift;continental volcanic rock series;fault fracture network;reducing conditions; 自然铜矿床;陆内裂谷;陆相火山岩系;断层-裂隙网络;还原环境;
- continental volcanic rocks 陆相火山岩
- The continental intermediate-acid volcanic rocks altered are the main resources of the signet stones. 颜色、矿物组成、透明度是其经济价值的主要决定因素。
- Basalt is the commonest volcanic rock. 玄武岩是最普通的火山岩。
- In a word, the Permian volcanic rocks from Kumuruwuzuke area are the reflection of Carboniferous-Permian continental riftism in Keping micro-massif. 该二叠纪火山岩为天山造山带石炭-二叠纪大规模裂谷作用在柯坪古老微地块上的反映。
- A volcanic rock containing many amygdules. 杏仁岩有很多杏仁状小气孔的火成岩
- The geochemical characteristics of the metabasalt agree with those of continental rift type volcanic rocks, forming a tectonic environment of the active shelf rift basin. 变质玄武岩的地球化学特征与大陆裂谷型火山岩一致,形成于活动陆棚裂陷(谷)盆地的构造环境。
- The hotel is a cave on a volcanic rock in fact. 洞穴酒店其实就是一个火山岩上的洞穴。
- Volcanic rocks have high susceptibilities under normal conditions. 火山岩在正常情况下有强的磁化率。
- Therefore, the tectonic environment of the volcanic rocks in the Luxi area occurred in the late stage development of island arc system near to the side of continent with a thickening crust condition. 因此盆地腹部陆西地区火山岩的喷发环境应该是在岛弧发展后期,属于岛弧近大陆一侧、在地壳增厚的环境下喷发。
- Jinyun County of Zhejiang Province is a major production area of Mesozoic continental volcanic zeolite deposits in eastern China. 浙江省缙云县是我国东部中生代陆相火山岩型沸石矿床的重要产区。
- Metallogenic models of Cu, Ag deposits in felsic volcanic rock of Permian continental facies of Awulale, western Tianshan Mt. 西天山阿吾拉勒二叠纪陆相长英质火山岩铜银矿矿床模式。
- Title: Metallogenic models of Cu,Ag deposits in felsic volcanic rock of Permian continental facies of Awulale,western Tianshan Mt. 关键词:陆相长英质火山岩;二叠纪;铜银矿床;矿床模式;西天山
- XIE Jia-ying.Approach to volcanic stratigraphic unit and its division in continental volcanic terrain[J].Volcanology &Mineral Resources,1996,17(3/4):85-93. [4]谢家莹.;试论陆相火山岩区火山地层单位与划分[J]
- A light-colored volcanic rock composed largely of feldspars. 响石,响岩大部分由长岩组成的淡色的火山岩
- It suggests that Mesozoic volcanic rocks in the studied area formed in a continental intraplate setting, but the early Cretaceous volcanic rocks probably formed in a continental rift. 综合研究表明,大兴安岭北部中生代火山岩形成于板内环境,早白垩世火山岩可能形成于大陆裂谷环境。