According to a series of characteristics, such as X diffraction data, temperature test of inclusions, distribution of hydrothermal ore spots and coal quality parameters, it can be proved that magmatic thermal metamorphism which can be divided into telemagmat.
根据X射线衍射分析、包体测温、热液矿点的分布以及煤质参数等特征可以证明,除了深成变质作用外,岩浆热变质作用是该区主要的煤变质作用类型。
3anthracite in high metamorphic stage,in the mea nwhile,the stacking epizonal magma thermal meta-morphism,make metamorphic degree o fⅡ2coal -bed reached to E section of No.
燕山期深成岩浆热变质作用,使二1煤层由低煤级的烟煤阶段上升到D段无烟煤三号高变质阶段,同时叠加的浅成岩浆热变质作用,使二2煤层变质程度达到E段无烟煤一号或E段无烟煤二号变质阶段,形成煤田中部煤变质程度低于东西两端的变化格局。
This is a model of telemagmatic metamorphism and a character of coal metamorphism early-middle Jurassic in northwest of China.
属于区域岩浆热变质作用的一种模式,也是西北地区早中侏罗世煤变质的特点之一。
endomagmatic hydrothermal differentiation
内成岩浆热液分异作用
Ore formation was dominated by exhalation-sedimentation, subsequently subjected to metamorphism reformation, superposition of magmatic hydrothermalism and supergenesis.
成矿以喷气-沉积作用为主,其后经历了变质改造、岩浆热液叠加及表生氧化作用。
Thermal Convection Diagenesis of Reservoir Sandstone of Magmatic CO_2 Pool;
岩浆成因CO_2气藏中储集砂岩的热对流成岩作用
Structural Features and Magmation & Hydrothermalism in Chuxiong Basin;
楚雄盆地构造特征与岩浆活动及热液作用
Metamorphism of Indosinian Metamorphic Enclaves in the Tongbai Complex,Central China
桐柏杂岩中印支期变质岩包体的变质作用
Classification of Rock Mass Structures in Slopes of Magmatic and Metamorphic Rocks
岩浆岩和变质岩边坡岩体结构类型的划分
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
The process of change from any previously existing rocks into metamorphic rocks is called metamorphism.
将原来岩石改变成为变质岩的这种作用称之为变质作用。
DISCOVERY FOR PRECAMBRIAN MAGMATIC MIXED ZONE FROM NORTHEASTERN JIANGXI PROVINCE AND THEIR GEOLOGICAL SIGNIFICANCE
赣东北前寒武纪岩浆混合作用岩带的发现及其地质意义
Magma Evolution and Deep Geological Processes of Early Permian Tarim Large Igneous Province
塔里木早二叠世大火成岩省的岩浆演化与深部地质作用
The process of alternating solid rock masses is called metamorphism.
固体岩体变换的过程即所谓变质作用。
The process by which rocks are altered in composition, texture, or internal structure by extreme heat, pressure, and the introduction of new chemical substances.
变质作用由极度的热力、压力和新化学物质的介入而引起的岩石构成成分的变化过程
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。
The heat and pressure from igneous intrusion cause the alteration of surrounding rocks.
入侵岩浆的热能和压力导致了围岩的变化。
Except the simmering in deep area, other three kinds of hydrothermal karst would associate and induce geological disasters.
除深部相浸煮蚀变作用外,其余3种热水岩溶作用都可伴生和引起地质灾害。
PROTOLITHS AND METAMORPHISM OF CHENCAI KHONDALITE SERIES IN ZHEJIANG PROVENCE
浙江陈蔡群孔兹岩系的原岩建造和变质作用
Evolution of Metamorphism of Archean Jianping Metamorphic Complex from the Western Liaoning Province
辽西太古代“建平变质杂岩”的变质作用演化