Qinglongcun Group consists mainly of gneiss, amphibolite, fine-to coarse-grained schist and laminated marble. 青龙村群岩石类型主要为片岩类、斜长角闪岩类、粗细粒片麻岩类和大理岩夹层。
There is a suboutcrop of amphibolite facies TTG gneiss overlain by Neoproterozoic Zhangbaling Group at Nanhuang region in Jiashan, East Anhui. 在皖东嘉山南黄地区新元古代张八岭岩群之下,隐伏一套角闪岩相的TTG质片麻岩类。
The Longshoushan Group of Paleoproterozoic age in the Dongdashan district is a metamorphic terrane composed of metamorphic rocks of amphibolite facies. 东大山地区龙首山岩群形成于早元古代,是一套经角闪岩相变质改造的变质地质体。
As a result, the eclogite was transformed to epidote-bearing amphibolite. 榴辉岩转化成含帘石的斜长角闪岩。
A dark, fine-grained igneous rock; diabase. The amphibolite and basic granulite may be comparable to the world's metamorphic tholeiite. 粗玄岩,辉绿岩一种暗色微粒火成岩;辉绿岩斜长角闪岩和基性麻粒岩可与世界变质拉斑玄武岩对比。
The Qinling Group is lithologically composed of four closely related but different rock sequences, gneiss, amphibolite, metadolerite and marble. 东秦岭秦岭岩群是一套中深变质结晶岩系,主要由片麻岩、斜长角闪岩、变粒岩和大理岩组成。
The protoliths of the garnet amphibolite can be either basic magmatic rocks, such as basalt and gabbro, or sedimentary rocks, like greywacke. 石榴角闪岩的原岩既可以是基性岩,如玄武岩或辉长岩,也可以是沉积岩如杂砂岩。
The amphibolite and basic granulite may be comparable to the world's metamorphic tholeiite. 斜长角闪岩和基性麻粒岩可与世界变质拉斑玄武岩对比。
The detailed survey in1997 indicated that it is a new type of PGE prospect related to crystoexplosion amphibolite. 作者于1997年在该矿点发现了与(隐爆)角闪岩有关的铂族矿化,初步认为是一个找矿前景较好的铂族矿化新类型。
In the area of Zhoukoudian, Beijing, there is a metamorphic complex compo-sed of gneiss, amphibolite migmatites and mylonites, along with the Fangshan intrusive body. 北京周口店地区房山岩体周围,分布有一套由片麻岩、斜长角闪岩、混合岩、糜棱岩等组成的变质杂岩。
The pre-exist amphibolite facies rocks in the fracture belt have been superimposed by retrograde green-schist facies with neoformation of chlorite, anthophyllite, sericite and cordierite. 断裂破碎带岩石在先存的五台期角闪岩相变质岩之上,叠加了绿片岩相动力退变质作用,普遍出现绿泥石、直闪石、绢云母、堇青石等新生的变质矿物。
Their country rocks are the Neo-Archaean Dabie complex which has experienced regional metamorphism of amphibolite-granulite facies and migmatization. 其围岩为遭受角门岩相&麻粒岩相区域变质和混合岩化的新太古代大别杂岩。
The appearance of staurolite indicates that the metamorphism has reached the low amphibolite grade. 十字石的出现表明变质作用已达到低角闪岩相。
Strong folded deformation and metamorphism of greenschist-epidote amphibolite facies; 强烈的褶皱变形和绿片岩-绿帘角闪岩相的变质作用;
The amphiboles of retrogressive metamorphic stages in the granulite and eclogite were mainly formed under the condition of amphibolite facies of medium pressure facies series. 麻粒岩和榴辉岩中退变质阶段的角闪石主要形成于中压相系角闪岩相的温压条件。
The petrographical data of the deep seated xenoliths indicate that they could be subjected to earlier eclogite facies high pressure ( HP) and ultra high pressure metamorphism ( UHPM) and late amphibolite facies retrogressive metamorphism, then caught by the host magma. 深源捕虏体的岩相学研究表明,它们经历了早期的榴辉岩相变质和晚期的角闪岩相退化变质,然后被寄主岩浆所捕获。
Grade of ore formed from marble is higher, that formed from amphibolite is lower. 以大理岩为原岩的矿石品质优良,以斜长角闪岩为原岩的矿石品级较低。
It has obvious horizontal zoning from marble, talc ore body to amphibolite. 从大理岩→滑石矿体→斜长角闪岩具有明显的分带现象。
Before it underwent metamorphism of amphibolite facies, it had experienced low-grade serpentinization and formed into serpentinite. 它在遭受角闪岩相变质作用之前,曾经历过低变质蛇纹石化阶段(形成蛇纹岩)。
In the center of the pluton, there exist two amphibolite facies metamorphic zones, and their metamorphic conditions were evolved from medium-high pressure to low pressure. 在岩体的中心部位发育两条角闪岩相变质带,其变质条件由早期中&高压中温向晚期低压高温演化,变质作用为多期碰撞变质作用。
The earlier ductile deformation took place under the condition of amphibolite facies and the later transitional ductile-brittle deformation under the condition of greenschist facies. 早期的韧性变形发生在角闪岩相变质作用条件下,晚期的脆韧性变形发生在绿片岩相变质作用条件下。
The characteristics of three metamorphic stages are as follows: before the eclogite-facies stage which is middle-pressure epidote amphibolite facies; 三个变质作用阶段的特征是:前榴辉相阶段为中压相系绿帘角闪岩相;
This ruby marble is occurred in an old metamorphic complex of dynamothermal metamorphism zone in-low amphibolite facies. 红宝石大理岩产于古老的动热变质带的变质杂岩中,变质强度为低角闪岩相。
In the late stage of the Proterozoic metamorphic cycle, the regional metamorphism of low P amphibolite facies took place because of the crust rising and depressurization, which formed the low P metamorphic minerals of andalusite, needle-like sillimanite, wollastonite and cordierite, etc. 在元古变质旋回晚期,由于地壳隆升降压,相应发生了低压角闪岩相的区域变质,从而形成了红柱石、针状矽线石、硅灰石及堇青石等低压变质矿物。
But, in late stage, the garnets displayed brittle deformation under the condition of amphibolite facies. 而晚期变形则发生在角闪岩相条件下,表现为脆性变形的特点。
The deformation was changing from plastic intensity to weakness and the metamorphic facies ranged from amphibolite to low-grade greenschist. 变形由强烈的塑性变形到弱变形,变质由角闪岩相到低绿片岩相及低于低绿片岩相。
The study shows that they have all experienced the same epidote amphibolite facies metamorphism although their peak metamorphic conditions are different. Their peak metamorphic ages are very close and they have similar retrogressive metamorphism paths. 研究发现,尽管它们有着不同的峰变质条件,但都经历了相同的绿帘角闪岩相前进变质,具有相近的峰变质年龄和相似的退变质轨迹。
Two amphibolite samples ( 09T-2,09T-10) were carried on zircon U-Pb and Lu-Hf isotope study. 对两个斜长角闪岩样品(09T-2、09T-10)进行了锆石U-Pb定年及Lu-Hf同位素研究。
The Precambrian metamorphic rock series include of gneiss, amphibolite, shist, quartzite and pyroxenite with lenticular eclogite or garnet amphibolite which formed in retrograde stage. 前寒武纪变质岩系主要由片麻岩、斜长角闪岩、片岩、石英岩和辉石岩组成。上述岩石中含有透镜体产出的榴辉岩或退变质形成的榴闪岩。