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- petrology of metamorphic rocks 变质岩岩石学
- The first type is residuals of metamorphic rocks of high amphibolite facies. 一类为属于高角闪岩相的变质岩(残余)包体;
- Classification of metamorphic rocks: foliated and nonfoliated metamorphic rocks. 变质岩分类:叶理化变质岩和非叶理化变质岩。
- The gold deposit is of quartz vein type, with the wall rocks consisting of metamorphic rocks of the Jianping Group in age of Late Archean. 金矿体的赋矿围岩为上太古界建平群变质岩系 ,属于石英脉型金矿床。
- Gravels components from the Cenozoic strata are mainly composed of metamorphic rocks and sedimentary rocks with little magmatic rocks. 新生代地层中砾岩砾石成分稳定,以变质岩和沉积岩成分居多,岩浆岩很少;
- Metamorphic reservoir or non reservoir rocks can be distinguished by studying log response of metamorphic rock of Archean in Leng 124 buried hill . 利用测井资料研究冷124潜山太古界变质岩的测井响应特征,可定性地判别出各种变质岩的储集岩和非储集岩;
- Based on core observation,thin-section analysis,physical property testing,fracture statistics,fluid inclusions analysis and fracture fractal research,it is concluded that there are four types of metamorphic rocks in the Archean Ciyutuo buried hill. 运用岩心观察、薄片鉴定、物性实测、裂缝统计、包裹体分析、裂缝分形等技术方法,研究了茨榆坨潜山太古界裂缝型储层特征及其控制因素。
- Xiaertai group is a suit of metamorphic rocks outcropped in northern Liaoning Province and southern Jinlin Province, tectonically located in the south margin of Jilin-Heilongjiang orogenic belt. 摘要下二台群是出露于辽宁省北部、吉林省南部的一套变质岩系,位于吉黑造山带南缘。
- Types of metamorphic rocks: regional metamorphism, contact metamorphism and dynamic metamorphism. 变质岩类型:区域变质、接触变质和动力变质。
- The main cover is the broadleaf forest on red soil of basaltic rock and limestone type, the mixed forest on red soil of metamorphic rock, silt sandstone and Q2 type, and the conifer forest onred soil of granite type in South China. 华南玄武岩型、灰岩型红土上覆植被以阔叶林为主,变质岩、粉砂岩、北海组(Q_2)型红土为针阔叶混交林,花岗岩型红土则以针叶林为主。
- The age of metamorphic rocks of the Wudang Group 武当群变质岩年龄
- So metamorphisms play an important role in the formation of metamorphic rocks. What kinds of metamorphisms are involved in the formation of metamorphic rocks in this area. 这样看来变质作用在变质岩的形成中扮演着极其重要的角色。这个地区的变质岩的形成都涉及到那些变质作用呢?
- sediment source of metamorphic rocks 变质岩物源
- What kinds of regional metamorphic rocks are present in the area? 在这一地区有哪些种类的区域变质岩?
- On Study of Metamorphic Rock in Northern Fujian 闽北变质岩研究
- Near the contact boundary there exists a kind of metamorphic rock known as hornfels. It is resulted from the contact metamorphism when magma comes in contact with the sedimentary rocks and heats and squeezes them. 在二者接触界线附近发育着一种叫角岩的变质岩,角岩的形成是由于岩浆人侵与周围沉积岩接触时所产生的热量和压力致使原岩发生变化而成。
- The layered structure common to metamorphic rocks. 叶理象变质岩一样的岩石层状结构
- Xiaertai rock group,a set of metamorphic rock system in Xiaertai area,has experienced strong ductilebrittle deformation and then thermal contact metamorphism and dynamometamorphism in the late stage. 经原岩恢复可将下二台岩群分为三个岩组:盘岭岩组,黄顶子岩组及烧锅屯岩组,其原岩建造分别为火山岩建造、碳酸盐岩建造及碎屑岩建造。
- Petrology of jadeite-bearing serpentinized peridotite and its country rocks from Northwestern Myanmar (Burma). 缅甸含硬玉的蛇纹石化橄榄岩及其围岩的岩石学研究
- Metamorphic rock having porphyritic texture. 残斑岩具斑岩状结构的变质岩。