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- Shoshonitic volcanics 橄榄安粗质火山岩
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- The volcanics are most commonly andesitic in composition. 火山岩的组成最通常是安山岩。
- Marine volcanics of Early Ordovician was found in Zhifang region. 摘要纸房地区具有早奥陶世海相火山岩存在。
- shoshonitic volcanic rocks 橄榄玄粗岩系列火山岩
- The shoshonitic magma is considered to be the partial melting product of phlogopite-bearing lherzolite in the enriched Mesozoic lithospheric mantle. 钾玄质岩浆可能是富集的中生代岩石圈地幔-含金云母的二辉橄榄岩部分熔融的产物。
- Its petrochemical characteristics show that the volcanics was formed in oceanic island tectonic environment. 岩石化学特征表明火山岩形成于洋岛构造环境。
- Rock fragments, including volcanics, are common, and the matrix consists largely of kaolin and illite. 常见有岩石碎块，包括火山岩屑，基质大部分为高龄土和伊利石。
- Application of nonlinear deformation to volcanics fissure prediction in Min 7 block of Jinhu sag. 非线性大变形方法在金湖凹陷闵7块火山岩裂缝预测中的应用
- Firstly, the volcanics and shaly sand were separated with FMI static images and conventional logging data. 首先利用FMI静态图像和常规测井曲线将砂泥岩与火山岩区分开来；
- The three volcanics are of kalium alkaline series, with their chemical elements showing the same magma origin. 三种火山岩均属钾质钙碱性系列，岩石化学成分显示为同源岩浆产物。
- The Ashele Cu-Zn deposit is one of the typical massive sulfide ones hosted in volcanics. 阿舍勒铜锌矿床是一个典型的火山岩型块状硫化物矿床。
- The protolith of the plagioamphibolites in Middle Hainan is the metamorphosed Paleo-Mesoproterozoic basic volcanics. 琼中斜长角闪(片麻)岩为变质的古-中元古代基性火山岩,属于高铝和低钛的高钾钙碱性玄武岩系。
- In volcanics reservoir evaluation, lithologic identification directly affects the reliability of evaluation results. 摘要在火山岩储层评价中，岩性识别的正确与否直接影响评价结果的可靠性。
- Blind explosive breccias and welded volcanics belong to breccia-bearing lavas in the classification. 隐爆角砾岩和具熔结结构的岩石均属于火山碎屑熔岩类。
- 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。
- The Xjangshan uranium orefield is the largest volcanics type uranium orefield in China. 相山铀矿田是我国最大的火山岩型铀矿田。
- 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。
- The different origin leads to different metallogenic characteristics of metal minerals associated with the volcanics. 由于两类火山岩的成因不同，与它们相关的金属矿产成矿特征也有明显的差异。
- Caldera: A broad, crater-like basin of a volcano, formed by an explosion or by collapse of the cone of the volcan. 火山口:火山上类似弹坑的宽阔盆地,它是由火山爆发或火山尖顶塌陷而形成的。
