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petrology

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petrology n.巖石學，巖理學。petrological adj.p...

n. 巖石學，巖理學。 petrological adj. pe-trologist n. 巖石學家。 “chemical petrology“ 中文翻譯：   化學巖石學“coal petrology“ 中文翻譯：   煤巖石學; 煤巖學“comparative petrology“ 中文翻譯：   比較巖石學“compositional petrology“ 中文翻譯：   巖石組成學“descriptive petrology“ 中文翻譯：   描述性巖石學; 描述巖石學“experimental petrology“ 中文翻譯：   實驗巖石學“igneous petrology“ 中文翻譯：   火成巖石學; 火成巖巖石學“interpretative petrology“ 中文翻譯：   解釋巖石學“journal of petrology“ 中文翻譯：   巖石學雜志“lunar petrology“ 中文翻譯：   月巖學“mantle petrology“ 中文翻譯：   地幔巖石學“metamorphic petrology“ 中文翻譯：   變質巖石學“mineralogy and petrology“ 中文翻譯：   礦物學和巖石學“ore petrology“ 中文翻譯：   礦石巖石學“petrology of coal“ 中文翻譯：   煤巖學“phenomenological petrology“ 中文翻譯：   現象巖石學“sedimentary petrology“ 中文翻譯：   沉積巖石學; 沉積巖巖石學“sedimentay petrology“ 中文翻譯：   沉積巖巖石學“structural petrology“ 中文翻譯：   構造巖石學; 巖石構造學“technological petrology“ 中文翻譯：   工藝巖石學“international commission for petrology“ 中文翻譯：   國際巖石學委員會“journal of mineralogy and petrology“ 中文翻譯：   礦物巖石“journal of sedimentary petrology“ 中文翻譯：   沉積巖石學雜志“petrology of metamorphic rocks“ 中文翻譯：   變質巖巖石學“petrologist“ 中文翻譯：   巖石學家; 巖石學者“petrologic province“ 中文翻譯：   沉積巖區; 巖石省

petronel

Through the analysis of petrology characteristics and individual well section of sedimentary facies of five core holes , direction of sedimentary source area , the depositional framework and main facies types and its features of penglaizhen formation , baimamiao - songhua area are elaborated on the basis of sedimentary backgroud of region . from this above , in view of the study of the correlation of 3 cross sections of sedimentary facies , it is pointed out that distribution regularities of sedimentary facies and possible places of distribution of sand bodies of iii , iv member of penglaizhen formation are vertically and laterally developed in baimamiao - songhua area . by the analysis and contrast of seven plans of sedimentary facies and nine isopach maps of sandstone , the planar characteristics of distribution of sedimentary facies are summarized , meanwile , macroscopic distribution regularities of sand bodies is studied in iii , iv member , penglaizhen formation of baimamiao - songhua area 通過5口取心井的巖石學特征、單井剖面相分析，結合區域沉積背景，闡述了研究區蓬萊鎮組的物源方向、沉積格局、主要沉積相類型及其特征；在此基礎上，通過3條連井剖面的沉積相對比研究，揭示了研究區蓬段、蓬段縱向與橫向上沉積相的分布規律及砂體的大體分布位置；通過7張沉積相平面圖、 9張砂巖等厚圖的分析對比，總結了蓬段、蓬段沉積相的平面分布特征，宏觀上研究了蓬段、蓬段的砂體展布規律。

Comprehensive study including organic petrology , organic geochemistry as well as the correlation analysis between uranium and organic carbon at shihongtan uranium deposit in turfan - hami basin , and nuheting uranium deposit in erlian basin suggests that organic matter , microorganism , oil and gas play an important role , and , sometimes , even a critical role in the formation of sandstone - type uranium deposit 對十紅灘礦床、努和廷礦床及512礦床進行有機巖石學、有機地球化學、鈾與有機碳相關關系分析等研究結果表明，微生物、有機質或油氣在砂巖型鈾礦成礦的過程中起了重要的作用。

On the basis of study on petrology , volcanic geology , geochemistry , isotopic chronology , antitheses of the regional strata and 4 suits of volcanic rock stratum of the yanshan - liaoning area , the rhythm of yanshanian volcanic activity is divided into 1 gigantic - cycle , 4 cycles , 11 micro - cycles , 24 sub - cycles and many rhythms . in addition , the temporal and spatial evolution and regional contrast of every - level rhythms are discussed . 3 . based on the study on classifications of rhythm of volcanic activity and regional contrast , the petrology , mineralogy , geochemistry , and isotopic characteristics of every - level rhythms are discussed 2 、通過對燕遼地區燕山期發育的四套火山巖的巖石學、火山地質學、地球化學、同位素年代學的綜合研究，通過運用綜合方法進行區域地層對比和分析火山噴發盆地火山巖地層特征的基礎上，將本區燕山期火山活動節律，劃分為1個二級節律(大旋回) 、 4個三級節律(旋回) 、 11個亞三級節律(小旋回) 、 24個四級節律(亞旋回)和多個五級節律(韻律)等，論述了各級火山活動節律特征及其時空演化和區域對比。

Phosphate deposits are distributed along the margin , platform and basin in the west yangtze area . the analysis methods include the paleogeography , petrology , organic geochemistry , geochemistry . the conclusions are drawn that the source of phosphate deposits distributed along the margin originate from the weathering production of continent , while phosphate deposits along the platform and basin gain phosphorus through hot spring on the buttom of the sea floor , which is brought to the sedimentary environment by rising sea - fluid , then accumulated by the organism and microorganism , meanwhile , basin phosphorite keep relatively higher organic carbon content 認為早寒武世早期古陸遭受風化，被剝蝕下來的產物成為潮坪型磷塊巖的主要磷質來源，在碳酸鹽巖臺地發生的熱點活動和上升洋流從盆底深部帶來的磷質，共同作為臺地型磷塊巖的磷源，盆地型磷塊巖的磷質同樣是由熱點活動和上升流攜帶至缺氧的沉積環境中，通過藻類或微生物的富集作用成巖，并保留了較高的有機碳含量。

Thus , the paper focuses on mineralogy , petrology , petrogeochemistry , isotopic chorology , and sr - nd - pb isotopes of the mafic intrusions and dikes in fujian province , se china . in addition , we also discussed the process of the plate subduction , mantle evolution , crust - mantle interaction , lithospheric thinning and extension , and the reaction for crustal extensi on in fujian province , se china . ( 1 ) daiqianshan mafic intrusion is situated along the changle - nanao fault , which intruded in the metamorphic rocks 基于此，本文以中國東南部福建省的基性脈巖、巖體為研究對象，運用系統的礦物學、巖石學、巖石地球化學、同位素地球化學及同位素年代學證據，詳細論述了晚中生代中國東南部板塊俯沖、地幔演化、殼幔相互作用及巖石圈伸展減薄的地球動力學過程，探討了地殼拉張期次在福建省區域構造上的響應。

After the volcanic eruption of multi - phrase cycle - deformation , filling of basin , crustal uplifting event being studied , this dissertation tries constructing the different degree rhythm of magma activity corresponding with crust - mantle dynamic system , studying the crust - mantle deep processes . based on the studies on the characteristics of volcanic rhythm , igneous rocks assemblages , temporal and spatial distribution of igneous rocks , tectonic deformation , the author has util ized the methods of petrology , geochemistry , isotopic geology et al . to do research on the above - mentioned geological problems 通過多次幕式火山噴發-構造變形-盆地充填-地殼隆升事件序列的厘定，從火山活動節律特征、火成巖構造組合類型、時空分布及其演化和構造變形的歷史記錄，利用巖石學、地球化學、同位素地質學等方法，反演深部過程與淺部響應等來闡明造山過程，建立與不同級別巖漿活動節律對應的殼幔動力學系統，追索殼幔深部過程，已成為當今地球動力學研究的前沿課題之一。

On the basis of the study on the petrology , trace element , and isotopic geochemistry , the primary magma of volcanic rocks can be divided into two series according to their originated rocks and degree of partial melting . one is the basanite - alkaline basalt - olivine tholeiite magma series , which are generated by partial melting from spinel iherzolite ; the other is nephelinite magma - alkaline picritic basalt magma , which are generated by partial melting of the garnet iherzolite 巖石化學、微量元素、同位素地球化學證據都表明，華北、華南地區的火山巖根據源巖和局部熔融程度的不同，可以分為兩個原生巖漿系列：一個是源巖為尖晶石二輝橄欖巖，隨著局部熔融程度的增加，形成的碧玄巖巖漿-堿性玄武巖巖漿-橄欖拉斑玄武巖巖漿；另一個是源巖為石榴石二輝橄欖巖，隨著局部熔融程度的增加形成的霞石巖巖漿-堿性苦橄玄武巖系列。

Against the particularity of problem of gas bursting of ( subscript 1 ) coal seam in ludian gliding structure in west henan , through a large amount of work of field surveys and interior research , and viewed from the basic theories of structural petrology , discussed some characteristics of mining gas hazard such as image , mechanism and tectonic control process 摘要針對豫西蘆店滑動構造區二(下標1 )煤層瓦斯突出問題的特殊性，通過大量野外地質調查和室內研究工作，從構造巖石學基本理論著手，討論了構造區礦井瓦斯地質災害的表象、機理和構造控制作用。

The goals of the thesis are mainly to investigate the structural profile at baila village in indus - tsangpo suture zone , and to provide us with effective reference information about deformation history of indus - tsangpo suture zone based on studies on petrology and petrofabric analysis of quartz in addition to detailed field observations 針對上述問題，本文進行了以下研究：本文以雅魯藏布江結合帶內部的“白拉村結合帶構造剖面”為重點研究對象，在野外詳細觀測的基礎上，通過室內巖石學研究和石英組構分析，為雅魯藏布江結合帶的變形歷史提供了有效的參考信息。

This research focuses on the sedimentology , basin analysis and tectonic evolution of mesozoic strata in the north margin of the dabie orogenic belt , using an integrated approach of modern sedimentology , continental dynamics , petrology , geochemistry and isotope chronology . the topics of the study include : ( 1 ) 以現代沉積學和大陸動力學理論為指導，結合巖石學、地球化學、同位素年代學等諸多學科，對大別山造山帶北緣地區中生代地層進行沉積學、盆地分析以及構造演化研究。

Geologists and geophysicists have carried out substantial work on petrology , geochemistry , chronology and geophysics , et al . , which yields important reference material and constrains for explanations of questions , such as the delamination and exhumation mechanism for the lower crust , models of the rapid uplift of himalayan orogen and deep subduction of india - eurasia plate . while only a little has been done to study the eastern syntaxis at present 地質學家和地球物理學家已經對西構造結進行了大量的巖石學、地球化學、年代學和地球物理學等方面的研究，為解釋下地殼的拆沉、折返機制，喜馬拉雅造山帶的快速隆升和印度-歐亞板塊的大陸深俯沖模式等提供了重要的參考信息和約束條件。

This study used some techniques such as organic geochemistry bulk composition combined with molecular geochemistry , source rock analysis and evaluation of organic petrology , carbon isotopes of organic matter , petroleum geology inference etc . the emphasis is mainly concentrated on the source rocks belong to the shahejie formation of pal eocene , including the source rock evaluation of denan region , geochemistry of the source rock , biomarkers of immature oils and source rocks . then the ancient geological environment was established and immature oil formation mechanism was proposed . following results have been tentatively proposed in this thesis : 1 ) based on the organic petrology studies , most of source rocks in this region is belong to immature source rock 本項研究以德南洼陷重點烴源巖- - -下第三系沙河街組為對象，應用有機地球化學理論與方法對其有機質類型和豐度、成熟度、生烴潛量等進行研究；通過特征生物標志化合物的分析，闡明研究區未熟-低熟烴源巖母質構成、沉積環境和成熟演化；通過油源對比和生烴條件綜合分析，提出本區烴源巖生烴機制，建立未熟-低熟烴源巖有機質生烴模式。

On the basis of the study of high resolution sequence stratigraphy , this paper discusses the reservoir petrology ' s diagenesis and secondary pore of the chang 4 + 52 ~ chang 62 pay zones in detail by using the methods of analysis of mercury injection , cast section , popular section , scanning electron microscope , x - ray diffraction and etc . the reservoir rock is mainly composed of feldspar fine sandstone , which is characterized by low compositional maturity and relatively high textural mature 本文在高分辨率層序地層學研究的基礎上，通過15口井的常規物性、壓汞、鑄體分析、薄片鑒定、掃描電鏡、 x光衍射、陰極發光、粒度分析等多項測試手段，對坪北油田延長組長4 + 52長62儲層巖石學、成巖作用及次生孔隙進行了詳細研究。

Based on geological investigation in the mineralization concentration area and a lot of analytical data in the laboratory , this paper includes volcanic magmatic activity and magmatic distributing ; the petrology , element geochemistry features of the magmatic rock series in different areas in lanping basin ; the relationship between magmatic activity and mineralization 本文以野外實地調研及室內測試數據為依據，研究了蘭坪盆地礦集區火山巖漿活動及巖漿巖分布、不同區域巖漿巖巖石學特征與元素地球化學特征，探討了巖漿活動與成礦的關系。

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 通過本區白云巖的研究發現：已有的白云巖樣品的巖石學特征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征；在白云石mgco _ 3mol百分數和白云石sr含量的投點圖中，無論是準同生成因的泥?微晶白云巖，還是粉?細晶(或中晶，或細晶以上的不等晶)的成巖白云巖，均投在海水線的附近；白云巖(或基質)的~ ( 87 ) sr / ~ ( 86 ) sr比值顯著低于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值顯著高于孔洞或脈中充填的亮晶方解石，也偏向于海水值； mn含量則顯著低于孔洞或脈中充填的亮晶方解石。

They all belong to the calc - alkaline island arc series and are closely related to the evolution of the arc - basin systems of the gangdise tectonic belt . based on studies of petrology , litho - geochemistry , tectonic setting , petrogenesis and magmatic evolution , the present dissertation summarized the general evolutionary regularity of the magmatic rocks in time and space . the magmatic rock assemblages are divided into the inter - arc spreading basin t 在對研究區主要礦產分布特征、成因類型系統分析的基礎上，總結了措勤地區構造巖漿演化與成礦的關系，并將研究區成礦系統劃分為匯聚大陸邊緣成礦巨系統、碰撞造山成礦巨系統和陸內匯聚成礦巨系統。

The study covers regional stratigraphy , regional geological structures and their evolution ; deep - large fracture system and building - moutain straps in the basin ; distributing of mineralization concentration area and mineralazition characteristics of different metal fields ; volcanic magmatic activity and magmatic distributing ; the petrology , element geochemistry features of the magmatic rock series ; the relationship between magmatic distributing and mineralization ; the relationship between magmatic forming - age and mineralization ; the relationship between magmatic form and mineralization ; source of mineral materials , source of hydrothermal solution and source of mineralizing agent ; transport forms of metal in the solution ; the ore - forming geochemical mechanism , etc . it turns out as follows : ( 1 ) lanping basin formed in the linkup of the plates and it was propitious to form deep - large fracture 研究內容包括：區域地層及區域構造演化；盆地深大斷裂系統及造山帶；區域地球物理場；礦集區礦床的時空分布、礦化特征；巖漿巖活動與巖漿巖分布；巖漿巖巖石學特征；巖漿巖元素地球化學特征；巖漿巖分布與成礦的關系；巖漿巖成巖時代與成礦的關系；巖漿巖組成與成礦的關系；成礦物質的來源，成礦流體的來源；成礦物質搬運、富集的地球化學機理等。研究結果表明：蘭坪盆地發育于板塊的拼接地帶，有利于發育深大斷裂系統。

Studies of the petrology , textures and structures , depositional environment , contained fossils and age of the fluvial - lacustrine deposits indicate that they are the earliest record of the epiglacial area of the quaternary glacial period , representing the lower boundary of the quaternary glacial period 對該河湖相沉積的巖石、結構構造、沉積環境、所含化石特徵和形成時代等的研究表明，它是第四紀冰期冰緣區的最早沉積記錄，也是第四紀冰期的下限。

These strata of basin are made up of cretaceous period , tertiary period and quaternary period . tertiary period is the major sediment in the basin and the biggest thickness is up to five thousand meters . this thesis studies the petrology and characteristic of the diagenetic process of the reservoir 盆地的沉積巖系主要由白堊系、上下第三系和第四系組成，下第三系是盆地中的主體沉積，最大厚度5000米，分為萬昌組、永吉組、奢嶺組、雙陽組。