岩浆温度

本文把岩浆温度、氧逸度、粘度、密度、上升速度及裂隙宽度的估算引入金伯利岩。

Furthermore , calculations of magma temperature , oxygen fugacity , viscocity , density , uprising velocity and the creak width are also introduced in this paper .

假定岩体冷却与地温梯度降低同步，可以推算出黄梅尖岩体的原始侵位深度约为8km，岩浆结晶温度为800±50℃。

Assuming the cooling of the intrusion was synchronous with the reduction of local geothermal gradients , an emplacement depth of about 8 km was climated .

较高的F含量使岩浆固相线温度大大降低，有利于岩浆分异演化并形成接近端员组分的钠长石和钾长石；

The increase of fluorine content might have resulted in the decrease of solidus temperature and benefited the evolution of magma and the formation of K feldspar and albite approximately with end member composition .

磷对过铝质岩浆液相线温度影响的实验研究

Experimental study of effect of phosphorous on liquidus temperature of peraluminous magmatic system

某些岩浆岩成岩温度测定

The determination of formation temperature of the igneous rocks from some areas

对浙江武义盆地萤石矿的研究表明，其成矿物质来自围岩，介质为大气降水，热源来自构造－岩浆活动，成矿温度为130℃±。

The researchs on the fluorite deposits of Wuyi basin in Zhejiang show that the ore forming matter of the deposits comes from the wall rocks , the medium is meteoric water , the thermal source originates from tectonic magmatic activities and the mineralization temperature is 130 ℃± .

但在高位岩浆房中，随着分离结晶作用的进行，岩浆的温度和氧逸度逐渐降低。

However , the temperatures and oxygen fugacity of magmas at high level magma chamber decreased along with fractional crystallization .

花岗质岩石中铁质球粒的数量与特征取决于花岗质岩浆源区的物质成分、岩浆的氧逸度及岩浆温度的变化规律等因素。

The amount and characteristics of iron-spherules in granitoid rocks depend on the composition of the material source of granitoid magma , the oxygen fugacity and the temperature of granitoid magma , etc.

如果说低P波速度与岩浆系统关联的话，那么它反映出这部分岩浆仍然处于较高温度状态。

If low velocity of P wave is related to the magma system , it then reflects that the magma here is still in a state of relatively high temperature .

根据岩浆来源CO2和CH4之间的碳同位素分馏值计算，目前该区深部岩浆热源的温度应高于514℃。

And now , the temperature of mantle derived magma intrusion should be higher than 514 ℃ according to the carbon isotopic fractionation between the mantle derived CO 2 and CH 4 escaped from the deep reservoir .

笔者用带状岩浆房的模式解释了该区火山岩的特点，应用各种物理化学方法建立了岩浆房中存在的温度、密度和粘度梯度。

A model of physically and chemically zoned magmatic chamber has been used for explaining this reversed compositional sequence . Gradients of temperature , density and viscosity in the chamber have been established according to some thermodynamic methods .