• The intermediate rocks contain variable contents of trace elements, but generally have a similar variation trend such as systematic enrichment of LILE and depletion of HFSE.

    微量元素含量变化大,总体变化趋势一致,即表现出大离子亲石元素(LILE)富集高场强元素(HFSE)亏损

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  • These two species occur in the intermediate zone between rocks and sandy floors, at depths ranging from 3-20 m (9-60 feet).

    两个品种生活暗礁沙砾中间地带,大约水深在3—20(9—60英尺)。

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  • In the Mesozoic basaltic rocks from northern Guangxisouthern Hunan, there are abundant deep-source enclaves, which can be divided into peridotite, gabbro and intermediate-acid gneiss.

    桂北湘南中生代玄武质岩石中含有丰富的深源包体。它们分别橄榄岩、变形的长岩酸性片麻岩三大类。

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  • The volcanic rocks in the study area all belong to sub alkaline series including olivine basalt, andesite and dacite, from basic to intermediate, and to acid.

    研究区内火山岩性—中性—中酸性有出露,包括橄榄玄武岩安山岩英安岩,且都属于碱性系列

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  • The primary rocks are a series of intermediate-acid volcanics and carbonate formed in environment of rift valley.

    裂谷环境下形成酸性火山岩碳酸盐岩。矿体的容矿岩石是镁质大理岩。

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  • The intermediate-acid pyro-clastic rock is dominant with a few of intermediate lava and common sedimentary pyroclastic rocks formed in the volcanic intermittent activities in the Qidaogou area.

    秋皮沟一带分布酸性火山碎屑为主,夹少量中性熔岩火山间歇期正常沉积秋皮沟火山碎屑

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  • The source rocks are mainly formed in interdeltaic bay and lower delta plain environments where intermediate subsidence is kept and there is little input of the sediments from land.

    主要形成三角洲三角洲平原这里沉降幅度中等且陆源供给受到限制。

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  • The copper polymetallic deposits are genetically related to intermediate-acidic rocks, and the silver polymetallic deposits are more closely related to acidic rocks.

    金属矿床与中酸性类有成因联系多金属矿床与酸性岩类关系密切

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  • A lot of Yanshanian intermediate acid magmatic rocks in eastern China have similar geochemical characteristics to the adakite, their formation environment however is unrelated to subduction process.

    中国东部燕山许多酸性岩浆岩类似达克岩的地球化学特征,但形成环境与消减作用无关

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  • Acid intrusive rocks are composed mainly of medium - and coarse-grained monzogranite. They contain a small number of xenoliths, whose features are the same as intermediate-acid intrusive rocks.

    酸性侵入粗粒二长花岗岩为主,岩石中含有少量,包体的特征与中酸性侵入岩中的相同

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  • According to the study on ore-controlling role of subvolcanic rock, the authors think the calcium-alkali and intermediate acid subvolcanic rocks are important conditions for mineralization.

    通过火山岩作用研究认为该区钙碱性中酸性潜火山岩成矿的重要条件。

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  • The meta-intermediate-acidic volcanic rocks are of low-KK calcalkali series.

    变中酸性火山岩属于低钾—钾质钙碱性系列;

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  • The outcropped Mesozoic intrusive rock is a composite intrusion which consists of basic, intermediate and acid rocks, characterized by the large scale, multiphase intrusion, and with long evolution.

    山门银矿区出露中生代侵入基性中性岩、酸性岩组成复式侵入体。具有规模侵入期次多、演化时间长的特点。

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  • The granite rocks in this paper belong to granitic rocks, including metamorphic-mix granite, acid-intermediate acidic volcanic rocks and common granite.

    本文所称花岗岩花岗岩岩石包括变质-混合花岗岩、酸性-中酸性火山岩普通花岗岩。

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  • Magmatic rocks are developed, and are mainly intermediate and acid rocks, represented by Jianligou phyric biotite-granite and Jianligou phyric granodiorite.

    本区岩浆岩非常发育主要为中酸性岩浆岩,江里沟斑状黑云母花岗岩江里沟斑状花岗闪长岩为代表。

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  • Contact metasomatic deposit related to intermediate acidity magmatic rocks like Dading iron Mine;

    酸性岩浆岩有关的接触交代型矿床——大顶铁矿等;

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  • The results show that the disordered and ordered clay rocks are respectively formed by intermediate and acidic pyroclasts in the sedimentary basins.

    物源分析表明,无序间层粘土主要由中性火山碎屑(岩)在原地蚀变、转化而成,而有序间层粘土岩则由酸性岩蚀变成。

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  • The results show that the disordered and ordered clay rocks are respectively formed by intermediate and acidic pyroclasts in the sedimentary basins.

    物源分析表明,无序间层粘土主要由中性火山碎屑(岩)在原地蚀变、转化而成,而有序间层粘土岩则由酸性岩蚀变成。

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