花崗巖體 的英文怎麼說
中文拼音 [huāgǎngyántǐ]
花崗巖體
英文
granite mass-
( 4 ) based on the analysis and summary of typical orogenic belt in china, advancing the marker to distinguish the exist of delamination occurred in orogenic belt, especially giving up some new marker such as ring ultrabasic - basic - medium acid rock body, local bimodal continental rifting volcanic activity ; rapakivi granite, etc. ( 5 ) collating the main stages of south part of sanjiang orogenic belts evolution after the close of old nanchangjiang ocean, i
較全面地提出了判別造山帶成熟拆沉作用發生的標志,特別是根據對我國典型造山帶的總結分析,提出了一些新的標志,如環狀超基性一基性一中酸性雜巖體;局部雙峰式大陸裂谷型火山活動;二長花崗巖、堿性花崗巖和奧長環斑花崗巖;地殼局部短暫下沉;等等。Detail mapping shows that the yagan mcc consists of crystallized metamorphic core ( low plate ), detachment zone and upper plate. the metamorphic core consists of can be further subdivided into two level parts low - level high metamorphic and upper - level shallow metamorphic structural slice and between them there exists a ductile shear zone. thus the whole texture of the mcc is characterized by " three layers and tow zones " this reveals a process of extensional uplift of poly - level slices by poly ductile shear zones, a characteristics of poly - level extensional structural systems. the deformational environments change vertically in a sequence of high amphibolite facies
亞干變質核雜巖由下盤結晶巖系變質核、拆離帶和上盤巖系構成,其中,變質核由四個單位及許多花崗巖體(脈)組成,可進一步分為中深和中淺變質兩個構造單位(巖片) ,之間發育次級韌性拆離帶(花崗質糜棱巖帶) ,加上上盤總體構成「三層兩帶」的結構特點。The qiongzhong and danxian batholiths, as the largest early mesozoic syntectonic granite intrusions in hainan island, are mainly composed of porphyritic biotite two - feldspars granitoids, in which alkali - feldspar phenocrysts and dark minerals are foliated mostly in we - direction. the granites are of metaluminous i - type. major and trace elements show co - variations with sio2, suggesting the fractional crystallization of plagioclase, hornblende, apatite and ti - fe oxides in the evolution of the granites
花崗巖的主量元素和部分微量元素成分與sio _ 2呈良好的相關關系,顯示出明顯的斜長石、角閃石、磷灰石和ti - fe氧化物等的分離結晶作用,總體上它們與大陸島弧花崗巖的微量元素豐度和分佈特徵相似,系統地虧損ba 、 nb 、 sr 、 p和ti等元素。Granites belong to s - type granite, but the biotite granite was affected by the mantle or mantle fluid
黑雲母花崗巖是殼源花崗巖但又受到幔源巖漿或幔源流體的影響。Judging for characterstics of geochemical and structural environment of several caledonian granitoids in northeast guangxi
桂東北地區幾個加里東期花崗巖體的地球化學特徵及其構造環境判別Distant effect of jurassic collisions of qiangtang terrane, lasa terrane and paleo - pacific land onto the eurasian land made east qinling - dabie mountains in a compressional circumstance for a long time, and suppressed its orogenic extension ; whereas, cretaceous late - collisional extension and appearance of west pacific trench - arc - basin system relieved east qinling - dabie mountains of external compression, instantly result in violent orogenic lithosphere delamination - extension and depressurized - calefactive melting, and consequently, led to the formation of large scale early cretaceous granitoids and intermediate - acidic volcanic rocks
羌塘地體拉薩地體和西太平洋古陸在侏羅紀與歐亞大陸拼貼碰撞的遠距離效應使東秦嶺大別造山帶長期處于擠壓環境,伸展作用被抑制白堊紀的碰撞晚期伸展和西太平洋溝弧盆體系的遠距離效應使東秦嶺大別地區的外部擠壓消失,導致造山帶巖石圈迅速強烈拆沉伸展和減壓增溫熔融,從而形成大規模早白堊世花崗巖類和中酸性火山巖。The microscopical observation proves that the main types of granitoid rocks are granodiorite and quartz monzodiorite, and the enclave is mainly monzodiorite. the rock - forming minerals are mainly k - feldspar, plagioclase, amphiboie, biotite, quartz, magnetite, titanite, apatite, epidote, etc. the zonation of the feldspars is very popular. the dark - colored minerals, such as biotite and titanite, have been highly oxidized
通過對本區花崗巖類樣品進行顯微觀察研究,知其主要的巖石類型為花崗閃長巖、石英二長閃長巖,其中的巖石包體主要為二長閃長巖,其造巖礦物為鉀長石、斜長石、角閃石、黑雲母、石英、磁鐵礦、榍石、磷灰石和綠簾石等,長石中環帶現象比較常見,黑雲母、榍石等暗色礦物顏色較深,表明其氧化程度較高。Masses of granite only a few kilometers away herald the vast granite area of central finland to the west.
距此區只數公里的花崗巖體,為其西廣大的芬蘭中部花崗巖區的前哨。And apatite. by these analyses and comparison with general granite both in china and the world and with the granite in other au or cu belt in china, the characteristics of the granite in this area are concluded as follows. it belongs to magnetite - i or syntectic granite and has crust - mantle mixed characteristics ; it was formed mainly by crystallization differentiation of melting magma and multiphase varied intrusion ; the degree of differentiation evolvement is not high ; the granite and its enclaves p. re congenetic ; the range of temperature is about 500 - 700, the range of pressure is about 2. 50 gpa - 4. 35 gpa, and the range of oxygen fugacity ( lg fo2 ) is - 15. 53 - - 14. 00 ; most granite bodies formed before the collision of plates, and few formed after the collision of plates
通過對測試數據的分析與綜合研究,並同中國和世界一般花崗巖類以及中國主要金、銅成礦巖體的花崗巖類進行對比,得出本區花崗巖類巖石具有以下特徵:屬磁鐵礦-型或同熔型花崗巖,其巖漿物質具殼幔混源特徵:主要由熔融態巖漿經結晶分異作用,通過多期變速上侵而形成;其分異演化程度較低;寄主巖基和包體具有同源性;巖石的形成溫度范圍約為500 - 700 ,壓力大約為2 . 50gpa - 4 . 35gpa ,氧逸度值1gfo _ 2為- 15 . 53 ? 14 . 00 ;該巖帶主要形成於板塊碰撞前消減的活動板塊邊緣期,為燕山至喜馬拉雅早期的大陸邊緣火山弧環境的產物。( 4 ) gneissose tonalite and plagioclase granite. respective lithogenesis may be different, notwithstanding their geochemical characteristics are similar to ocean plagiogranite in whole
盡管這些巖石的地球化學特徵都類似於大洋斜長花崗巖,但各類巖石的具體成因可能不盡相同。Three late yenshanian granitic intrusions named gejiu intrusion, bozhushan intrusion and laojunshan intrusion in southeastern yunnan control three super - large and some medium - small polymetallic deposits
摘要滇東南錫、銀、鉛、鋅多金屬礦床主要分佈在個舊、白牛廠、都龍3個礦區,而滇東南較大的3個花崗巖體又分別出露在3個礦區或附近。A research for emplacement mechanism and structure of yuanshishan granitoid
廣西圓石山花崗巖體構造與侵位機制初探According to granite ages cutting ruptures, mineralized quartz veins ages corresponding to fold deformation and formation ages of bilateral faulted basin, deformation age are limited, that are 100 ~ 65ma for one and form 65ma to the present for two and three
根據斷裂截切的花崗巖體年齡、同期褶皺變形的含礦石英脈年齡以及斷裂兩側斷陷盆地的形成時代,大致限定第1期變形時代為100 65ma ,第2 、 3期變形時代為65ma現今。The mountains are a body of granite, often with vertical joints
這些山峰都是花崗巖體,通常是由豎直接合點連接。Wenquan granite is composed of two end - member rocks, one is the host rock of the acid end - member, and the other is the microgranular mafic enclave
摘要溫泉花崗巖體由酸性端元的寄主巖石和暗色微細粒鎂鐵質包體群及基性巖墻群組成。In the area of the left bank, rock body is mainly composed of permian period - triassic period granite and triassic period siltstones and mudstones ( t2m ). moreover, the rock body has been more faulted, such as f1 f3 f9 and so on. in addition, there also exist a lot of joints and form complex rock mass structure
工程區主要出露二迭紀三迭紀花崗巖體( _ 4 ~ 3 _ 5 ~ 1 )和三迭系中統忙懷組下段沉積巖( t _ ( 2m ) ~ 1 ) ,發育有工程區規模最大的f _ 1和f _ 3斷層,以及其它斷層和大量的各類斷續延伸的裂隙,巖體結構較為復雜。5. it is noteworthy for prospecting in surrounding area and vicinity of zhulazaga gold deposit as follows : the first lithologic segment of maodao formation is an important ore - bearing stratum, trace according to t
同時,花崗巖類的存在是形成朱拉扎嘎金礦的又一重要條件,因此賦金層位中及鄰區花崗巖體分佈區應開展物、化探及地質檢查工作。The simulation experiment on the granite rock of the shiplock has been carried out with computer, and then regard the media of the rock as elasto - plastic material and in the stress space, the general constitutive relation is described
在研究中,對三峽船閘的花崗巖體運用flac3d進行了計算機模擬試驗,將開挖巖石類介質視為彈塑性,在應力空間中,給出了彈塑性本構關系的一般形式。The essential cause inducing weather and unloading is distict difference between epigenetic - surface and deep condition. firstly, the dissertation introduces the background conditions that are the base of damsite granite rockmass weathring and unloading ; secondly, the mechanism of the rockmass weathering and unloading is probed into ; thirdly, different degree weathered zones and load - off zones are compartmentalized. tastly, right rockmass which meet the dambase demand is choosed. above - mentioned is the dissertation " s technical course which is clearly from base research to application research.
本文以黃河拉西瓦水電站壩基花崗巖體為研究對象,從風化、卸荷發生的根本原因?巖體在地表與深部存在巨大環境差異為契入點,制定了從背景條件?機理研究?風化、卸荷分帶?壩基可利用巖體選取這樣一條從基礎研究到應用研究的較為明晰的技術路線。The dissertation uses natural geology analyse method to offer reasons for why the weathered and unloaded degree is light, uses quantification analyse method to compartmentalize different weathered and load - off rockmass, and from part to whole, obtains the damsite rockmass weathered and unloaded characteristic of spatial distribution
論文運用自然分析法對壩基花崗巖體現今風化、卸荷程度予以探討;運用定量分析法對壩基巖體進行風化、卸荷分帶;運用從局部到整體的思維方法對壩基巖體風化、卸荷空間分佈規律予以探討。分享友人