magmas

The traditional platinoid mineral resources are referred to as the platinoid mineral resources associated with the mineralization of mafic magmas.

传统型铂族矿产，系指与镁铁质岩浆成矿作用有关的铂族矿产资源。

Tectonic control in the process of generation and emplacement of granitoid magmas

花岗岩类岩浆生成及侵位过程中的构造控制作用

cinder cone volcanoes are formed when magmas with high gas contents and high viscosity are blown high into the air during an eruption.

火山渣锥火山是，当爆发时，高气体含量和高粘度的熔岩被喷发到空气中而形成的。

Chlorine is highly incompatible during the whole evolution of the eastern Manus basin magmas.

氯在东Manus岩浆中表现为高度不相容的特点。

according to the chemical compositions, the 10 studied gabbros can be divided into two groups representing two different magmas.

10个辉长岩从化学组成上分为两组，代表了两个不同的岩浆。

Ore-forming magmas were drived from the deep mantle and were contaminated by the crust to some degree during their ascending process. The calc-alkali complexs are typically porphyrite or porphyry and show characteristics of adakite-like rocks in chemical composition.

成矿岩浆为深成的幔源岩浆，在上侵演化过程中受到地壳物质不同程度的混染，形成以玢岩和斑岩为主的钙碱性岩杂岩体，在化学成分上具有埃达克质岩的特征。

Melt structure plays an important role in governing physical and thermodynamic characteristics of magmas.

熔体结构对岩浆的物理和热力学性质起著重要的制约作用.

The interplay between the two leads to the formations of fluid outer core, basalt magmas, ( oceanic) crust, and differential rotation between the inner core and mantle.

这两者之间的相互作用导致了流体外核的形成、玄武岩浆的产生、洋壳的形成、以及内核和地幔之间的差异旋转运动。

Mafic dykes are believed to have derived from tholeiitic magmas under extension setting.

基性岩墙是伸展背景下，来自地幔的基性岩浆侵入体；

K-Ar dating of the Cenozoic volcanics from East China and their petrochemistry indi-cate that early Tertiary volcanism is represented mainly by the eruptions of tholeiitic and calc-alkaline magmas.

中国东部新生代火山岩K-Ar年龄与岩石化学研究表明，早第三纪（40&55Ma）均为拉斑与钙-碱性岩浆喷发，代表了弧后引张环境。

This paper discusses mainly the tectonic condition of the formation of granitoid magmas, the control mechanism of different tectonic environment for emplacement fashion, and poses a possibility of transformation of emplacement fashion as a result of tectonic active in a complete evolution of magmas.

本文主要讨论花岗岩类岩浆在不同构造环境下对岩浆侵位方式的控制机理，并提出在一个完整的岩浆演化序列中，受构造活动影响发生侵位方式改变的可能性。

Thirdly, the evolutionary process is similar in the northern and middle of trough, under which a huge, uniform magma reservoir different with that in the southern trough may possibly exist. The magmas under the Okinawa Trough comes from PREMA source area.

海槽北、中段岩浆演化过程相似，其下很可能存在有巨大的、统一的岩浆房，但与海槽南段岩浆作用差异明显，岩浆物质很可能来源于PREMA地幔源区；

These magmas were then subjected to shallow level gabbroic fractionation, which led to larger chemical variation.

它们经受了浅层辉长岩质分离作用, 化学变异较大.

the existence of local magmatic differentiation, immiscibility and heterogeneity was proved for the pegmatite magmas.

研究表明，伟晶岩存在局部岩浆分异作用，岩浆具不混溶性及非均匀性。

The metallogenic materials are mainly from the deep magmas and the rest from upper crust.

成矿物质主要来源于深部岩浆，有部分地壳物质的加入。

Magmas in transit to the surface will further supplement this heat.

向地表运移的岩浆将进一步补充这种热量.

The parental magmas are high-magnesium tholeiite, but have different contents in MgO.

三个岩体的母岩浆性质相似，均为含有水的高镁拉斑玄武岩。但是它们的母岩浆中MgO的含量有别。

The idea overturns previous theories that colliding asteroids2 and comets were a purely3 destructive process with the lunar crust being created by magmas rising from the interior.

这个观点推翻了之前的理论，即小行星和彗星的碰撞纯粹是一种破坏性的过程，以为月壳是由月球内部上升的岩浆形成的。

They are characterized by the high-Al and low-Fe and-Mg composition and high Sr and O isotope ratios. Geochemical study shows that they are the product of anatexis of argillaceous rocks and fractional crystallization of magmas.

岩体以高铝、低镁铁组分，高锶、氧同位素比值为特征，地球化学研究显示它们是泥质岩的深熔作用和岩浆的结晶分异作用所形成的产物。

Our model explains why segregation mainly occurs at particular levels and produces distinctive magmas.

我们的棋式说明了为什么分凝作用主要发生在特定的深度和产生的性质不同的岩浆.

How does Etna produce its fiery mix of magmas?

埃特纳如何制造出它炙热的混合岩浆 呢 ?

preliminary study suggests that the greisen magma was formed by evolution of quasi-greisenic magmas resulting from liquid immiscibility of fluorine-and lithium-rich granitic magmas.

这种云英质岩浆是在富氟、锂花岗质岩浆液态分异作用的基础上进一步演化形成的。