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- County in intrusive rock is acidic magmatic rocks. 县境内的侵入岩主要是酸性岩浆岩。
- The magmatic rock intrudes relative seriously in Wangying Colliery, rock-burst and gas outburst mainly take place near igneous rock wall. 摘要王营煤矿的岩浆岩侵入比较严重,冲击矿压和瓦斯突出多发生在火成岩墙附近。
- The middle and south magmatic rock belts express the whole evolving course of the Yarlung Zangbo Tethys in the south. 中部和南部岩浆岩带则集中体现了雅鲁藏布特提斯时空演化的完整经历。
- The magmatic rock intrudes relative seriously in Wangying Colliery,rock-burst and gas outburst mainly take place near igneous rock wall. 王营煤矿的岩浆岩侵入比较严重,冲击矿压和瓦斯突出多发生在火成岩墙附近。
- Adverse forecasting factor includes that of adverse structure, adverse magmatic rock, adverse lithofacies paleogeography and adverse metamorphism. 不利预测因素包括不利的构造因素、不利的岩浆岩因素和不利的岩相古地理因素以及不利的变质作用。
- Ore-forming materials and REE possess multi-sources,RE partitioningmodel of magmatic rock shows a differant origin compared to that of country rock. 成矿物质及稀土元素具多来源性,岩浆岩及围岩中稀土配分模式显示其具不同成因特征。
- The composite region of geologic structure and magmatic rock, which has the advantage of making of metoallogentic belt, has formed lizhen deposit of the first mineral reserves. 在有利成矿的地质构造和岩浆岩的复合部位,形成了矿石储量最大的李珍矿床。
- Granite is the most common magmatic rock in Hunan Province.Many particular granitic scenic landscapes are formed for the different lithology or structure. 花岗岩是湖南省最为发育的一类岩浆岩,由于花岗岩岩性及构造条件的不同,造就了独特的地质地貌景观。
- The contact - metasomatic iron deposit, which emerges between intermediate - acid magmatic rock and carbonate rock, is controlled by geologic structure. 产于中酸性岩浆岩与碳酸盐岩接触带的接触交代型铁矿,受地质构造条件的控制,在安林地区形成了两条成矿带,包含8个矿田。
- These studies , therefore, suggest that the Songsugou peridotite is not a tectonic massif of the upper mantle but a ultramafic magmatic rock body crystallized in deep crust and tectonically emplaced in the upper crust. 从而证明了松树沟橄榄岩体并不是上地幔岩石的残片,而是由岩浆在深部地壳环境下结晶而成并以固态构造侵位于地壳的上部。
- Regional metallogeny is depedent upon a series of factors other than composition and age of magmatic rock, erosional level of ore-bearing batholith or magmatic assimination of sedimentary rock. 根据近年来最新研究资料,对这些问题作了否定回答,并提出了决定区域成矿特性的一系列因素。
- In this paper, the distribution of the Tertiary magmatic rock in time and space, the relationship of rhe magmatism with oil/gas accumulation and the trap type related with magmati... 本文利用物探和钻探成果,对岩浆岩的时空分布、岩浆活动与油气聚集的关系及圈闭类型作了分析,并认为,本区的岩浆活动对油气聚集来说,利大于弊,西湖凹陷中南部的岩浆岩发育区是油气勘探的新领域。
- The ore grade is high.The genesis belongs to skarn type and hydrothermal type.The metallogenetic materal is originated from Permian, Triassic carbonatc rock and early Yanshanian magmatic rock. 矿石品位较富,矽卡岩型和热液型成因,矿质来源于二叠系、三叠系碳酸盐岩及燕山早期岩浆岩。
- The REE distribution pattern in each unit of the ophiolitic construction is different, even in the same unit, it varies from one place to another, which reflects complexity of mantle magmatic rock. 蛇绿岩建造各单元间稀土元素分布模式不尽相同,即使是同一单元在不同地段亦有差异,反映地幔岩浆的复杂性。
- Ore-forming material,tectonics and magmatic rocks are the metallogenic condi-tions in the studying aeea. 成矿物质和构造-岩浆活动是本区金矿床形成的条件。
- The formation of ore bodies is controlled by stratum,structure,magmatic rocks,physiochemical conditions and so on. 矿体的形成受地层、构造、岩浆岩及物化条件等综合控制。
- The gold placer minerals in the northern Tibet originated from intermediate acid magmatic rock contact areas,sedimentary stratigraphic unconformity contact areas and silicified rock areas. 藏北地区砂金矿矿质来源于中酸性岩浆岩接触带、沉积地层不整合接触带及硅化岩带,具物源近、成矿时代新的特点。
- Presence of ore of magmatic rocks depends upon that what ore-forming elements and their abundance are in existence in the rocks. 岩体是否成矿的根本原因是所含成矿元素丰度的高低。岩体形成什么矿产则受不同岩类所含成矿元素种类的制约。
- Basalt-andesite deposit in Jingjiazhuang area of Jinan city belongs to sodium and high-potasium type and sodium-alkali medium-basic magmatic rocks. 济南市靖家庄地区玄武安山岩矿属钠质高钾类、钙碱型中基性火山岩;
- Gravels components from the Cenozoic strata are mainly composed of metamorphic rocks and sedimentary rocks with little magmatic rocks. 新生代地层中砾岩砾石成分稳定,以变质岩和沉积岩成分居多,岩浆岩很少;