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- Volcanicity was violent during the Early Carboniferous in Santanghu region.The volcanic rocks consist of basalts,andesites and dacite liparite,with andesites playing the main part. 三塘湖地区早石炭世火山活动强烈，发育以安山岩类为主的玄武岩、安山岩、英安流纹岩的岩石组合。
- dacite liparite 英安流纹岩
- Its genesis is related to volcanic eruption and dacite porphyry intrusion. 成因上与火山喷发、英安斑岩体侵入作用有关,具有斑岩铜矿的一些特征。
- Jurassic volcanic rocks in Yingshan fault depression are mainly andesite, basalt, dacite, volcanic breccia and tuff. 莺山断陷侏罗系火山岩主要为安山岩、玄武岩、英安岩、火山角砾岩及凝灰岩。
- The mobility of six kinds of refractory elements for dacite weathering profile in Jiaonong, Guangxi were studied. 对广西凭祥叫弄英安岩风化剖面中6个难熔元素的活动性进行了研究。
- The Minle Cu deposit is distributed in the middle Triassic calc-alkalic, alkalic volcaniclastic rock, lava and subvolcanic rock(dacite porphyry). 民乐铜矿产于中三叠统钙碱性、碱性系列火山碎屑岩、熔岩、次火山岩(英安斑岩)中。
- The first rock is mainly andesite clinkering agglomerate, andesite breccia, dacite breccia, rhyolite breccia and rhyolite clinkering tuff. 正常火山碎屑岩亚类岩石类型主要为安山质熔结集块岩,安山质、英安质及流纹质火山角砾岩以及流纹质熔结凝灰岩。
- At 6122 Deposit fourth zone of the XiangShan Uranium Mineral Field, it is thought that the main rock contained ore are dacite and mortar-lava. 在相山铀矿田6122矿床4号带的主要含矿岩石英安岩和“碎斑熔岩”之外发现了新的含矿岩石凝灰岩。
- The volcanic rocks belong to high kalium calc alkalic series and can be divided into andesite, dacite, trachydacite and rhyolite by petrochemical composition. 据岩石化学成分，金刚台组火山岩可划分为安山质、英安质、粗面英安质和流纹质几种类型，并属于高钾钙碱性系列。
- Raw materials include breccia,siliceous rhyolite,quartzite,jasper,agate,dacite,obsidian and crystal,with breccia and siliceous rock being the most important stone materials. 两类细石核所采用的原料包括火山角砾岩、硅质岩、流纹岩、石英岩、碧玉、玛瑙、英安岩、黑曜岩及水晶等9种,以火山角砾岩和硅质岩为主,原料利用方面没有大的差别。
- The rock types include rhyolite, dacite and sedimentary volcaniclastic rocks, among which the lava tuff breccia was newly discovered in the 1:50000 region. 岩石类型为流纹岩、英安岩和沉火山碎屑岩，其中的熔结角砾凝灰岩是本次1:5万区调中的新发现。
- Cretaceous volcanic rocks outcropped in the central part of Livingston Island consist of a basalt basaltic andesite andesite dacite association principally belonging to calc alkaline series and characters of low potassium and low Mg. 出露在利文斯顿岛中部的白垩纪火山岩为玄武岩－武安山岩－山岩－安岩组合，基本属于钙碱性系列，但具有低钾拉斑玄武岩的某些特点。
- Based on Sr/Nd ratios and crystalline depth of pyroxene megacrystals in dacite and crust thickness of the east side of the Songliao Basin, it is inferred that the shoshonitic magma originated from primary magm from the mantle. 根据Nd、Sr同位素比值及英安岩中辉石巨晶的结晶深度、松辽盆地东侧的地壳厚度等资料,认为钾玄岩浆来源于幔源基性岩浆。
- Studies of petrology and elemental geochemistry indicate that the Xiangshan uranium ore-field dacite porphyry belongs to intra-plate shoshonitic rock type and is a kind of shoshonitic dacite porphyry. 岩石学、元素地球化学研究表明,相山铀矿田的英安斑岩属于板内型钾玄质岩类,为钾玄质英安斑岩。
- Keywords ZSM 5;dacite;fine coal ash;synthesis; 英安岩;粉煤灰;合成;
- Chemical weathering for dacite in Pingxiang, Guangxi 广西凭祥英安岩的化学风化作用研究
- RARE EARTH ELEMENTS GEOCHEMISTRY IN CALCITE IN DACITE OF PINGXIANG, GUANGXI 广西凭祥英安岩中方解石稀土元素地球化学研究
- lipariten. 流纹岩
- Chronology and Geological Significance of Chelugou Dacite Porphyry in North Qilian Mountains 北祁连山车路沟英安斑岩的年代学及地质意义
- Interaction between Weathering Profile and Groundwater Evidenced by Dacite Weathering Profile of Jiaonong, Guangxi 广西叫弄英安岩风化剖面与地下水作用的证据
