The alkli granite, distributing in Northern Tie-chuanshan of Meicangshan Area , was crystallized by Comagmatic evolution inthe later Phase ar Jingling Orogeny.
分布在米仓山区的碱性花岗岩属晋宁期同源岩浆演化后期的产物,其岩石化学成分以富碱(K_2O+Na_2O>8。
Based on the analysis of element geochemistry, the volcanic rock series have same magma source and the formation of the rocks is mainly in the form of partial melting.
元素地球化学分析表明火山岩系具有同一岩浆源区 ,其形成以部分熔融方式为主。
The volcanic rock series has same magma source.
基性火山岩系具有同一岩浆源区。
(1) There are gradations from PREMA to EMⅡ for the magmatic sources of the volcanic rocks in central Gangdise, and from the mixed crust-mantle sources in subduction zones through upper crust sources in orogenic zones to lower .
笔者在综合分析最近十多年来的Sr、Nd、Pb同位素资料基础上,重点研究了青藏高原及邻区新生代火山岩岩浆源区在时空上的变化规律。
The ratios of incompatible elements, such as K/Nb and Ba/La, show transitional features between island arc volcanic rocks and OIB (ocean island basalt), which indicates the magmatic source is an ancient subduction mantle wedge undergone metasomatism of asthenosphere fluid.
有关岩浆源区的性质和岩浆产生的机制一直存在较大的认识分歧。
Magma homology of mafic dyke and basalt in southern Qiangtang, northern Tibet, China
藏北羌塘南部地区基性岩墙与玄武岩的岩浆同源性
synkinematic magmatism
同造山运动的岩浆酌
This rock type originates in the magma chambers that underlie volcanoes.
这种岩石源自火山底下的岩浆库。
Ore-forming metals maybe mostly derived from the granites.
花岗岩浆是成矿物质来源和成矿热源。
Magmatic Process and Source for the Permian Basic Rocks in the Northeast of Tarim Plate
塔里木板块东北部二叠纪基性岩石的岩浆过程与岩浆源区
a stream of lava
熔岩浆,2. 火山岩
The voluminous alkaline granites in the region were probably from the same magma source, but crystallized at upper crust depth.
该地区体积巨大的碱性花岗岩可能也来自相同的岩浆源,只不过它是在较浅的地壳深度上结晶的.
THE FEATURES OF CAINOZOIC BASALT AND THE ORIGIN OF MAGMA IN YICHUAN-RUYANG OF WESTERN HENAN
豫西伊川—汝阳地区新生代玄武岩特征及岩浆起源
Analysis on the Difference between Pulping Performances of Pinus massoniana Paper Wood of Different Provenances
不同种源马尾松纸浆材制浆性能的差异分析
Yangla Copper Deposit Geological Characteristics of Synsedimentary Superimposed Magmatism
羊拉铜矿床同生沉积叠加岩浆作用的地质特征
A Research on Evolution and Different Types for the Skarn Deposits on Southern Margin of Gangdisi Volcanic-magmatic Arc, Tibet;
西藏冈底斯南缘火山—岩浆弧演化与不同类型夕卡岩矿床的研究
Study of the inclusions and the isotopic compositions of volatile components in volcanic rocks in the Okinawa Trough;
冲绳海槽火山岩中岩浆包裹体及气体同位素组成研究
The rock mass produced by an intrusive process.
侵入岩浆岩浆侵入过程中生成的岩块
Similarly, high heat flows are to be expected among the active or not-too-long extinct magmatic belts of plate approximation zones.
同样,在板块相互靠近的地带的活动岩浆带或熄灭不久的岩浆带中也可以出现高热流。
The ore-forming materials of Erdaogou gold deposit in Beipiao, Liaoning Province originating from Archean gneiss and late Yanshan magmatite.
辽宁北票二道沟金矿床成矿物质 ,来源于太古界片麻岩及燕山晚期岩浆岩。
alkali olivine basalt magma
碱性橄榄玄武岩岩浆
molten rock, steel, lava
熔化的岩石、 钢水、 岩浆.
MINERALOGICAL STUDY ON MAGMATIC EPIDOTE FROM DATONG PLUTON,AND ITS IMPLICATION FOR TECTONIC SETTING OF WESTERN KUNLUN REGION
西昆仑大同岩体岩浆成因绿帘石矿物学研究及其对岩体形成构造环境的制约
CopyRight © 2020-2024 优校网[www.youxiaow.com]版权所有 All Rights Reserved. ICP备案号:浙ICP备2024058711号