重晶巖 的英文怎麼說

中文拼音 [zhòngjīngyán]
重晶巖 英文
baria
  • 重 : 重Ⅰ名詞（重量; 分量） weight Ⅱ動詞（重視） lay [place put] stress on; place value upon; attach im...
  • 晶 : Ⅰ形容詞（光亮） brilliant; glittering Ⅱ名詞1. （水晶） quartz; （rock） crystal 2. （晶體） any crystalline substance
  • 巖 : 名詞1. （巖石） rock 2. （巖峰） cliff; crag
  1. Secondly, based on the microbeam analytical technique, on the one hand, through investigating the characteristic of major elements in the mantle minerals the author acquired the static information from mantle ; on the other hand, through multi - point analysis of a part of the minerals from mantle, the auther got dynamic information from mantle. finally, generalizating the fruits of this study and predecessors, the autor holds that the constituents of lithospheric mantle possibly includes spinel lherzolites, clinopyroxenites, websterite, dunite, harzburgites, garnet lherzite, phlogopite lherzite, eclogites, clinopyroxene megacrysts ; compared with east china and north china platform, the research field mantle shows the characteristics of higher degree of partial melting processes and more depleted mantle ; the. upper mantle beneath north hetian area is heterogeneous, with a tendency of deficit in a12o3 and lree from kaliyang in west hetian to the river basin of kalakshi river and yulongkashi river ; the subduction of the crust beneath north hetian has ever occurred in geological history and caused the mixing of mantle - crust ; the depth of the origination of basaltic magmas beneath north hetian exceeds 73km ; the thickness of the lithosphere beneath the research area amounts to 204. 9km ; the mantle beneath north hetian has geological condtions for forming diamond deposits

    最後，綜合本區幔源礦物和地幔巖石的特徵以及地球物理資料，得出如下結論：本區上地幔的物質組成有尖晶石二輝橄欖巖、二輝巖、單斜輝石巖、純橄欖巖、方輝橄欖巖、石榴石二輝橄欖巖、金雲母二輝橄欖巖、榴輝巖；與中國東部以及華北地臺上地幔相比，研究區上地幔具有富集主元素中相容元素和虧損其中的不相容元素的特徵，局部熔融程度較高；上地幔存在橫向和縱向的不均一性，從西部的克里陽到喀拉喀什河和玉龍喀什河流域， al和lree富集程度呈下降趨勢，不同來源的相同礦物中主元素的含量差異較大；地質歷史時期這里可能發生過地殼俯沖並產生殼幔混合作用；玄武巖漿的起源深度73km ；從幔源重砂礦物的溫壓估算結果，可以推斷出巖石圈厚度可達204 . 9km ；綜合巖石圈物質組成特徵、巖石圈熱狀態、地幔溫壓狀態、氧逸度以及幔源巖石和幔源礦物的化學成分，認為研究區具備了金剛石成礦地幔地質條件。
  2. Pilsenite is a rare mineral and its information is deficient. the first found pilsenite in china is in gaozhuang, henan province. pilsenite, associated with pyrrhotite, pyrite, hessite, gold, produced in pyrrhotite - polymetallic stage. three bismuth - tellurides produced in gaozhuang are well concordant with the standard pilsenite in composition, and other three are different from any of known bismuth - tellurium minerals. single crystal diffraction were made on a larger mineral grain of pilsenite. au growth and decline together with bi and te in ores and wall - rocks, which suggests that bi and te play a important role in migration and enrichment of au

    經電子探針分析，高莊金礦有多種鉍碲化物，有三粒礦物的成分與標準葉碲鉍礦完全一致。對一較大顆粒的葉碲鉍礦做了單晶x射線衍射分析。 au與bi在礦石和圍巖中的含量呈共消長關系， te與bi可能對au ag的遷移富集起了重要作用。
  3. There are two stages to crux maifan stone ' s formation, the first stage is the forming stage of primary material, that is to say, the stage of mother rock formation, in this stage, the latter hypabyssal intrusive of crystallization fractionation and self - metamorphic process are an important factor to make sure them have many trace elements

    麥飯石的形成中有兩個階段是十分關鍵的，第一個階段是基本物質的形成階段，即母巖的形成階段。在這一階段中巖漿分異結晶晚期的淺成侵入以及自變質作用，是保證其富含營養微量元素的重要條件。
  4. Huangmei has a rich reserve of underground minerals, 15 sorts are proven to have exploitation value, of which, limonite and siderite have a reserve of 58 million tons, the tenor is around 45 %, being concentrated ; quartz is of 100 million tons ; gypsum mine is 270 million tons ; barite is 500, 000 tons and silex of 10 million tons ; porcelain clay, limestone, shale and granite are extensively distributed and of large reserve

    黃梅地下礦產豐富，已探明有開采價值的礦產資源15種，其中褐鐵礦、菱鐵礦儲量5800萬噸，品位45 %左右，分佈集中；石英礦1億噸；石膏礦2 . 7億噸；重晶石50萬噸；硅石1000萬噸；瓷土、石灰石、頁巖石、花崗巖分佈廣、儲量大。
  5. The fluids upwelled to seafloor along fault thus ore - forming metals accumulated. 2. this paper indicated the definition the hydrothermal sedimentary rocks. the definition is a group of especial sedimentary rocks forming at the temperature ranging from 70 ? to 350 ? ( or more high ) through sedimentation and synsedimentary metasomatism in the seafloor

    區內的熱水沉積巖主要有硅質巖、鈉鉀長石巖、重晶石巖、透閃石巖、碳酸鹽巖、綠泥石巖和鐵白雲石斑點千枚巖，它們往往與熱水沉積礦體緊密伴生。
  6. We find that the petrology characteristic of all the samples have no characteristic of meteoric water such as geopetal structure, infiltrative sand, ( uniform cement and gravitational cement on base of the research of the dolomite in the regions. on the dot diagram of combination of mgco3 ( mol % ) and sr, the dot are all close to the line of seawater whether they are microlite - crystalline penecontemporaneous dolostone or diagenetic dolostone of various crystals. the 87sr / 86sr value of dolostone or matrix is less than the one of sparry calcite in cave or vein, and close to the value of seawater

    通過本區白雲巖的研究發現：已有的白雲巖樣品的巖石學特徵沒有顯示出如示底構造、滲濾沙、新月型膠結物和重力膠結物等大氣淡水作用的特徵；在白雲石mgco _ 3mol百分數和白雲石sr含量的投點圖中，無論是準同生成因的泥?微晶白雲巖，還是粉?細晶（或中晶，或細晶以上的不等晶）的成巖白雲巖，均投在海水線的附近；白雲巖（或基質）的~ （ 87 ） sr / ~ （ 86 ） sr比值顯著低於與孔洞或脈中充填的亮晶方解石，且與海水值十分接近， ~ （ 13 ） c和~ （ 18 ） o值顯著高於孔洞或脈中充填的亮晶方解石，也偏向于海水值； mn含量則顯著低於孔洞或脈中充填的亮晶方解石。
  7. The gangue minerals are mostly carbonating minerals, fluorite, barite, celestite and so on ; the rock alteration is slightly silicified, carbonated, baritizated, celestited, which is low - temperature alteration. because of continual downgoing extrusion from india plate to euro - asian plate, there are some thrusting nappe structures in lanping basin related to the orogens on the two sides

    礦床中礦石礦物發育典型的中低溫熱液成因的礦物組合，如黝銅礦系列、方鉛礦、黃銅礦等，脈石礦物主要為碳酸鹽類礦物、螢石、重晶石、天青石等；圍巖蝕變主要發育弱硅化、碳酸鹽化、重晶石化、天青石化等低溫蝕變組合。
  8. The central peaks of several craters on the flanks of syrtis major are made up of an even more silica - rich rock, granite, that may have formed by extreme crystal separation or by large - scale remelting of earlier basalts

    在大三角側面，幾個火山口的中間尖點是由一種矽含量更高的巖石花崗巖所構成，可能是經極度晶體分化，或早期玄武巖大?圍重新熔融而形成。
  9. There are a series of lead - zinc polymetallic deposits, such as fozichong, dongtao, xiashui, wenlongjing and jilongding distributed along the fault zone. these deposits have some similiar features : ? ll of them are bounded in the strata of lower palaeozoic group ; ? ain orebodies occur as stratiform or stratoid form with occurrence consistent with that of host strata ; ? tratiform skam or baritic rock are the direct country rock of orebodies ; ? ypical syngenetic sedimentary fabric preserved in the ore. these deposits may be included in the same metallogenic series

    佛子沖、東桃、下水、文龍徑、雞籠頂等一系列鉛鋅多金屬礦床沿該斷裂帶分佈，這些礦床雖然在成礦規模、賦礦層位和礦石礦物組成等方面存在一些差異，但均產于下古生界地層中；主要礦體呈層狀、似層狀產出，與地層產狀大體一致；直接賦礦圍巖為層狀綠色巖或重晶石巖；礦石中保留有典型的同生沉積組構。
  10. Algae - rich carbonate of cambrian is typical sediment of foreslope facies in sandu and danzhai, eastern guizhou province. after sediment, it experiences many changes of diagenetic environment, and takes place much diagenetic altercation, among which the biggest is salt water dolomilization, and then is compaction, recrystallization, pressure solution, organic dissolution, burial dolomilization, cementation and silicification

    貴州省東部三都丹寨地區中上寒武統富藻碳酸鹽巖是典型的斜坡沉積，其在沉積后漫長的地質歷史時期內，經受了諸多成巖環境的改造，發生了極大的成巖變化，最大的成巖變化為鹹水雲化，其他的成巖作用有壓實作用重結晶作用壓溶作用有機溶解作用埋藏雲化作用膠結作用及硅化作用等。
  11. In order to find new pegmatite nb - ta ore - deposit, it is very important practical - significances to ascertain the host structure characteristics and the relations between the tectonic epochs and ore - forming

    通過查明礦床的容礦構造特徵以及構造期次與成礦的關系，對尋找新的鈮鉭偉晶巖礦床具有重要的實踐意義。
  12. These characteristics have close relation with transgression from eastern to western. 4. reefs undermined various and complicated diagenesis, in which cementation, dolomitization and corrosion etc. play main roles in the history of reef diagenesis

    4礁巖的成巖作用具多樣性和復雜性，其中泥晶化、填積、膠結、白雲化和溶蝕作用最為重要。
  13. Because of the absence of mantle xenoliths and xenocrysts, it is the first time that this paper looks on the native heavy minerals deriving from mantle, which were collected at the terraces of the two rivers, kalakshi river and yulongkashi river, as objects and takes into account the geochemical characteristics of the rocks deriving from mantle such as keliyang lamproite and so on to study the composition of lithospheric mantle, the characterics of palaeozoic era lithospheric mantle, mantle thermal state, and diamond metallogentic mantle geological conditions in research field

    為達到研究目的，本文首次以喀拉喀什河和玉龍喀什河沿岸階地的幔源重砂礦物（單斜輝石、鉻尖晶石類礦物、鈦鐵礦以及石榴石）為研究對象，結合鉀鎂煌斑巖等區內已發現的幔源巖石及其中地幔物質對該區地幔物質的組成、古生代巖石圈地幔特徵、巖石圈熱狀態以及該區金剛石成礦地幔地質條件做了嘗試性的研究工作。
  14. Based on geography and geochemistry of the rock - forming minerals in kuzigan intrusion, this paper discusses the classification, intergrowth, and crystalline sequence of minerals

    本文在巖相學和礦物化學的基礎上，著重研究了苦子干巖體主要造巖礦物的種屬、共生關系和結晶順序。
  15. Santanghu basin, located in the edge of the southern siberian plate, has the double basements of the pre - cambrian crystalline basement and the palezoic metamorphic basement of volcanic - sedimentary rocks

    三塘湖盆地位於西伯利亞板塊南緣，具有前寒武紀結晶基底和古生代火山巖-碎屑巖褶皺基底組成的雙重基底。
  16. The comparison study of the three belts indicates although they are distinct from each other all the three belts show many common features in the aspect of the metallogeny of large - rich vein uranium deposits, i. e : the important metallogenic areas are located above the old crystalline basement ; the paleo - rifting ( taphrogeny ) controls the development of the volcanic belt and at the same time it is favourable metallogenic tectonic environment ; the occurrence of uranium deposit does not depend on the lithology of volcanic rocks ; uranium metallogeny is obviously constrained by deep geologic processes and the connected fault - structural net is the necessary condition for the formation of large - rich uranium deposits

    對比研究表明，雖然它們各具特色，就脈型富大鈾礦床成礦作用而言，它們又具有較多的共性：重要成礦區的火山噴發皆奠基在古老的結晶基底上；古裂谷（或裂陷）既控制了火山巖帶的發育，又是有利的成礦構造背景；鈾礦賦存對火山巖的巖性沒有明顯的選擇性；鈾成礦的深部控製作用明顯；聯通的構造網路系統是形成富大鈾礦的必要條件。
  17. The dolostones have experienced several types of post - depositional diagenetic modifications, of which dolomitization, dissolution, recrystallization and tectonic stress processes have exerted an important effect on porosity and permeability

    認為該白雲巖在沉積期后變化中經歷了多種成巖作用改造，其中影響白雲巖儲集性的作用主要有白雲石化作用、溶蝕作用、重結晶作用和構造應力作用，對白雲巖孔滲改善起了積極作用。
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