The holocrystalline porphyritic olivine basalts and pyroclastic rocks are the components of Pleistocene to recent volcanic activities.
完整的斑状斑状橄榄石玄武岩和火山碎屑岩是最近火山活动的更新世的组成部分。
Lateritic crust of basalts is of zonal texture.
玄武岩红土壳具帝状结构。
The basalts of the Hutuo group might erupt in rift environment.
综合分析认为，滹沱群玄武岩可能形成于板内裂谷环境。
The chief type of Cenozoic basalts in Zhejiang is of olivine-tholeiites.
浙江新生代玄武岩主要岩石类型为橄榄拉斑玄武岩。
The erosion scope is coeval with the spatial distribution of the Emeishan basalts.
整个剥蚀区的范围同峨眉山玄武岩分布区基本一致。
In contrast, the less abundant HT and LT2 basalts may imply a weakening of the influence of the mantle plume activity.
相反，厚度较小的HT和LT2玄武岩则可能是意味着地幔柱活动影响的减弱。
Abundant pyroxenite xenoliths were found from the Cenozoic Changle basalts, an area distributing near the Tanlu fault zone.
紧邻郯庐断裂带分布的山东昌乐新生代玄武岩含有丰富的辉石岩捕虏体。
This series of Cenozoic volcanic rocks has obvious features of continental flood basalts, even its distribution is not widely.
这套火山岩虽然面积不是很大，但具有大陆溢流玄武岩的特点。
Helium isotope compositions of the mantle-derived xenoliths and megacrysts from the Cenozoic basalts in Hannuoba were measured.
对该地区新生代玄武岩中幔源包体和高压巨晶的氦同位素进行了初步研究。
The best reservoir rocks in the area are dissolution volcanic breccias, vesicular basalt and tight basalts with developed fractures.
溶蚀火山角砾岩，气孔玄武岩和裂缝发育的致密玄武岩是区内最好的储集岩类。
All of the rare element and isotope characteristics of the Huangyishan basalts are similar to that of the original mantle of the Earth.
微量元素和同位素地球比学资料表明黄椅山玄武岩的地幔源区的同位素组成与原始地幔近似；
Previous regional studies have suggested that the southern Philippines is a type locality for both adakites and Nb-enriched arc basalts.
先前的区域研究表明，南菲律宾是埃达克岩和富铌岛弧玄武岩的一个典型产地。
This model appears to explain a wide range of observations relating to continental flood basalts and oceanic volcanic(or hotspot) chains.
动态地幔柱可以解释有关大陆大片玄武岩和海洋火山链的观测结果。
Described in this paper are the melting and quenching experiments on K-rich and Na-rich Cenozoic alkali basalts from Heilongjiang Province.
本文通过对黑龙江省新生代富钾及富钠碱性玄武岩进行了熔融与淬火实验研究。
Yingcheng group's volcanic rocks in Shengping gas field are composed of rhyolites, andesites, basalts, felsites and volcanic fragmental rocks.
升平气田白垩系营城组火山岩主要为流纹岩、安山岩、玄武岩、霏细岩及火山碎屑岩。
With the ages becoming younger of the basalts, their alkali, the fractional degree of LREE/ HREE and incompatible elements enrichment increased.
随着时代变新，玄武岩碱性逐渐增强，轻、重稀土元素分离程度及不相容元素富集程度也逐渐增强。
It was shown that the amphibolite was transformed from oceanic tholeiitic basalts and the leptynite was converted from acidic sedimentary rocks.
结果表明，该区的斜长角闪岩是由大洋拉斑玄武岩变质而成，变粒岩则是由酸性沉积岩变质而成。
Except for those within the orogen, the basalts formed have more FOZO characteristics but preserve different degrees of lithospheric mantle features.
所形成的玄武岩总体具有较多的FOZO特征，但(除造山带内部)也不同程度地保留有岩石圈地幔的性质。
On the basis of batch-type melting model, the author explains the linear relationships between elements which are often recognized in oceanic basalts.
大洋玄武岩中，元素之间常常存在线性关系。本文应用批式熔融模型，解释了这一现象。
Isotopic systematics of flood basalts indicate that their sources are involved in crust-mantle mixing in a recycled mantle, decompression melting of lithosphere.
溢流玄武岩的同位素体系特征表明它们的源区涉及再循环地幔的壳幔混合、岩石圈减压熔融、上—下地幔过渡带和似原始-略亏损的下地幔。
We then came up with the idea that in order for this to happen, to have these huge variations, the [Moon] must have been dry when these basalts crystallised from magma.
然后，我们想出了主意，为了做到这一点，对于这些巨大变化，[月亮]必须是干燥的，当这些玄武岩岩浆结晶。
Many mountains in Changle county which were composed of basalts in Niushan and Yaoshan formation of Linqu group in New Neogene period are mainly Neo-volcanic craters.
昌乐蓝宝石闻名遐尔，但蕴藏蓝宝石的火山岩及火山群却少有人知。 昌乐县境内几十个由新近纪临朐群牛山组尧山组玄武岩构成的山包，大都是古火山口（颈）。
You should note how the enhanced potassium values over the rhyolite plug within the area of basalts become progressively less obvious with increasing broader smoothing.
你应当注意的是，处于玄武岩区内的流纹岩岩颈上较高的钾浓度值，随著平滑程度的增大而逐渐变得不明显了。
The Middle Permian Maokou Formation is generally overlain by the Late Permian Emeishan basalts in eastern Yunnan and western Guizhou in the west of the Yangtze platform.
上扬子西部滇东、黔西茅口组之上多为峨眉山玄武岩所覆盖，长期以来人们一直认为两者不存在沉积间断和地层剥蚀。
Niobium-enriched arc basalts are mildly- to highly-alkalic mafic lavas that contain relatively higher amount of high field-strength elements (HFSE) than normal arc lavas.
富铌的岛弧玄武岩则是中等到高碱的镁铁质熔岩，它们相对于正常的岛弧玄武岩含有较多的高场强元素（HFSE）。
Niobium-enriched arc basalts are mildly- to highly-alkalic mafic lavas that contain relatively higher amount of high field-strength elements (HFSE) than normal arc lavas.
富铌的岛弧玄武岩则是中等到高碱的镁铁质熔岩，它们相对于正常的岛弧玄武岩含有较多的高场强元素（HFSE）。
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