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volcanic rocks

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na.【矿】火山岩
网络火成岩；火山岩黄铁矿型铜矿床

volcanic rocks

英-汉网络释义

volcanic rocks

火山岩

火山岩 (Volcanic rocks) - 火山喷出的火成岩。 I – J 机构投资者 (Institutional investors) – 为大量个人投资者管理资金的...

火成岩

1，是由地壳内部上升的岩浆侵入地壳或喷出地表冷凝而成的，又称火成岩（volcanic rocks）。岩浆主要来源于地幔上部的软 …

火山岩黄铁矿型铜矿床

... 火山岩黄铁矿型多金属矿床 deposit in volcanic rocks 火山岩黄铁矿型铜矿床 volcanic rocks 机械沉积矿床 sedimentation ...

例句：

Basic volcanic rocks occur in a relatively extensional environment. The magma comes from the depth with a depleted mantle nature.

其中，基性火山岩形成于走滑相对伸展环境，岩浆源自较深部，具亏损地幔性质；

Detailed geochronological study shows the mainly eruption ages of these volcanic rocks are Late Cretaceous - Paleogene .

年代学研究表明，乍得西南部盆地内火山岩的主体喷发时代为晚白垩世 -古近纪。

Achondrites are the only known samples of volcanic rocks originating outside the Earth -Moon system.

它们是目前仅知的地球 -月亮以外的星空中形成的火山石样本。

The mountains consist primarily of volcanic rocks, with some of the lower hills formed of granite .

香港的山脉主要由火山岩组成，部分较矮的山丘属花岗石。

Carboniferous volcanic rocks in Altay, Xinjiang , mainly exist in its northeastern part. They consist of rhyolite , dacite and cataclastlava.

新疆阿尔泰石炭纪火山岩主要分布在东北部，主要由流纹岩、英安岩和碎斑熔岩组成。

It may damage the original oil and gas reservoirs , after all, volcanic rocks can form new types of reservoir traps .

火山活动可能破坏原始油气藏，但在一定条件下可形成新油气藏。

The silicic volcanic rocks of Carboniferous times has similar REE and trace elemental geochemistry as continental rhyolite .

石炭纪酸性火山岩的稀土和微量元素地球化学特征与陆内流纹岩相似。

Contact relation of subaqueous volcanic rocks and underlying strata is conformity, disconformity or erosion.

与下伏地层呈整合、假整合或侵蚀接触；

The deposits hosted in granite-porphyry and felsic or intermediate volcanic rocks are mostly porphyry type of molybdenum deposits .

产于花岗斑岩、长英质或中性火山岩内的钼矿床多为斑岩型钼矿床。

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 ore forming materials of the deposit were mainly derived from Neogene volcanic rocks and geothermal water.

该矿床的成矿物质来源主要为新近纪火山岩。

Volcanic rocks of each cycle have their own features, reflecting different geneses .

不同旋回火山岩具有不同的地质、地球化学特征。

Accurate dating for volcanic and sub-volcanic rocks provided reliable data to constrain the tectonic setting for diagenesis.

火山岩和次火山岩的精确定年为准确厘定火山岩形成的时限和地球动力学背景提供了依据。

The bimodal volcanic rocks of Middle Cambrian are major host rocks containing many polymetallic VMS deposits with larger scale .

中寒武统双峰火山岩所赋存的多金属 VMS 矿床多、规模大，是主要含矿岩系。

The developments of volcanic reservoirs in different areas associate with the location of volcanic rocks.

不同地区火山岩储层的发育状况与火山岩所处的位置有关。

The volcanic rocks in this region were formed no later than the Late Miocene. Considerable magmatic activity appeared during Pleistocene.

火山岩的生成年代不晚于中新世晚期，至更新世岩浆活动尤为强烈。

Both subaerial and subaqueous volcanic rocks can be found in Yingcheng Formation of Songliao Basin .

松辽盆地营城组陆上、水下喷发火山岩均有发育。

Volcanic rocks have high susceptibilities under normal conditions .

火山岩在正常情况下有强的磁化率。

Our data show that spatial petrogeochemical variations exist in the volcanic rocks of the Tianshan large igneous province .

我们的研究揭示，天山大火成岩省的火山岩中存在空间上的岩石地球化学变化。

Volcanic rocks from inside the field were found to be non-magnetic.

这块区域内部的活火山被发现不带有磁场。

Permian volcanic rocks are formed by intraplate extension after collision stage .

二叠系火山岩均为碰撞期后板内伸展构造环境。

The Jurassic volcanic rocks are belong to K alkaline and came from shallow crust with weak repartition of magma .

侏罗纪为钾质碱性系列，古近纪为钙碱性系列，而且前者岩浆源较浅，岩浆分异作用差。

The Qi'eshan Group volcanic rocks consist of basalt, basaltic andesite, dacite and rhyolite .

岩石类型为玄武岩、玄武安山岩、英安岩和流纹岩。

Their sturdy soles crunched over snow on Mount Rainier and timidly trod upon volcanic rocks in Costa Rica.

靴子结实的鞋底曾勇敢地踩过雷尼尔峰的积雪，胆怯地跨过哥斯达黎加的火山岩。

Nearly all zeolite deposits in the world result from low-temperature-alteration of glass-bearing volcanic rocks .

绝大多数沸石矿床是由含火山玻璃的火山岩蚀变而成。

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