礦石演化 的英文怎麼說
中文拼音 [kuàngdànyǎnhuà]
礦石演化
英文
ore evolution-
In the course, the condition and the process of forming and changing of minerals, the typomorphic features of minerals, the characteristics of the distribution and the evolution of minerals and their paragenetic associations in the period and the space, the methods of mineral analyses and research, the geological thermometers and the geologicial barometers of minerals, mineral paragenetic associations and paragenesis analyses will be introduced, and the magnificent and the microscopic genetic characteristics of pyrite, quartz, garnet, pyroxene, amphibole, mica, feldspar, and other minerals will be dealt with particularly
本課程主要講述礦物及其共生組合的形成和變化的條件和過程，不同物理化學條件下礦物的成分、結構、形態、物性等標型特徵以及它們之間的內在聯系，礦物及其共生組合在時間上和空間上的分佈和演化規律，礦物成分、結構、形貌、物性等的分析測試方法，礦物地質溫度計和地質壓力計對其形成環境的表徵，不同體系（封閉體系、開放體系）條件下，礦物的穩定范圍和彼此替代順序的共生分析，重點介紹黃鐵礦、石英、石榴石、輝石、角閃石、雲母、長石等礦物（族）在成因上的宏觀標志和微觀信息，以及其成因信息在成巖作用和成礦作用中的地質意義。Whereas the rocks in the ancient heavily cratered terrains were basaltic, the younger rocks of the northern lowlands resembled a more highly evolved type of lava called andesite : they contained more glass, more silica - rich minerals and fewer iron - bearing minerals
古老、充滿坑洞的地區，巖石屬于玄武巖，但北方低地較年輕的巖石卻類似一種更高度演化、稱為安山巖的熔巖：它們含有較多玻璃質、較多富矽礦物、以及較少含鐵礦物。This paper analyses the main geo - ecological environment problems in light of neotectonics, ground subsidence, landslide, collapse, debris flow, groundwater environment evolution, change of land resources, cumulate castoff, etc. in the shenfudongsheng mining district, discusses its influence on the ecological environment
本文通過新構造運動、地面塌陷、水土流失、滑坡、崩塌、泥石流、水環境的演化、土地資源的變化、堆放的廢棄物等方面系統的分析了神府東勝礦區存在的主要的地質生態環境問題，並探討了它產生的生態環境效應。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
基於此，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。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。( 2 ) providing the new information on large - scale, superlarge - scale deposits evolution in time and characteristic metallogenic events of the main stages during geodynanmic evolution ; summarizing the feature of large - scale metallogenic processes in some giant deposit clusters in the world and concluding the main type of large - scale metallogenic processes in the tectonic cycle of lithosphere
2 ）較詳細地提供了全球主要金屬礦種大型、巨型礦床隨時間演化的新資料，闡述了地球動力學演化歷史中主要成礦階段的特徵成礦事件，首次總結了世界一些主要巨型礦集區的大規模成礦作用及其地球動力學背景特徵，並歸納了巖石圈構造演化旋迴中的大規模成礦作用類型。Systematically tested, analyzed and sorted out geochemical data of intrusion - related nickel deposits in china, such as analysis of zonal structure of chrome spinels, micro - probe in situ analysis of single minerals incjude olivine and pyroxene by la - icp - ms, in which some of the research is the first time domestically
其中一些研究，如鉻尖晶石環帶的研究、橄欖石、輝石等單礦物的原位la ? icp ? ms分析等，在我國還是首次，為研究我國主要銅鎳硫化物礦床成巖成礦過程中元素的分異和演化提供了定量結果。Through field investigation, microscopic study, x - ray phase analysis and mineral infrared spectrum analysis, the authors determine the laumontitization had occurred widely in the axi gold field. according to the development of laumontitization and its relationship to mineralization, authors reveal that the laumontitization appeared mainly at the top and periphery to ore - bodies. it befallen at the edge of the geothermal fluid system or happened in the late stage of geothermal fluid system evolution, hence can be assigned as an indicator to prospect for epithermal gold deposit. the fluid causing laumontitization in the axi gold deposit is similar to those causing hot spring type gold deposit or in modern geothermal field. the fluidization of the axi gold deposit happened in carboniferous, showing the west tianshan is a good district for epithermal gold mineralization and preservation. so west tianshan is prospecting for exploring epithermal gold deposit
通過野外考察顯微鏡下薄片鑒定x射線物相分析和礦物紅外光譜等研究，確定了阿希金礦濁沸石化的普遍存在根據濁沸石化發生的規律及其與礦床形成的關系，確定濁沸石化主要見于礦體的上部和外圍，發育在地熱流體系統的邊緣和演化晚期，可作為尋找淺成低溫熱液型金礦的標志之一。導致阿希金礦濁沸石化的流體性質與熱泉型金礦成礦流體和現代地熱田類似，流體作用發生在石炭紀，證明西天山地區具有良好的淺成低溫熱液型金礦的形成和保存環境，因此找礦前景較好。Main content in simulation is the spatio - temporal evolution of the set of descriptive variables characterizing tectonic mineralization state under coupling of various processes as following : ( 1 ) variables related to forming and property of ore - forming fluid, such as dissolution rate of minerals ( include metal minerals ) in rock, concentration and saturation of aqueous species in fluid, temperature, pressure, and ionic strength etc. ; ( 2 ) variables related to structural deformation and fluid flow, such as stress, deformation rate, fracture network, porosity, fracture permeability ; ( 3 ) variables related to precipitation and mineralization, such as nucleation rate of gangue and metal minerals, accumulation precipitation of various minerals, etc. ; ( 4 ) spatio - temporal coupling relation of various variables above, such as the coupling relationship between spatio - temporal evolution of fracture permeability and flow and focus of fluid and ore - forming
模擬的主要內容是在各種過程耦合作用下，以下描述構造成礦體系的主要變量的時空演化：與成礦流體的形成和性質有關的變量，如地層中礦物（包括成礦物質）的溶解速率、流體中各組分的濃度與飽和度、流體溫度、壓力、離子強度等；與構造變形和流體運移有關的各變量，如應力與變形速率、巖石孔隙度、構造（斷裂）滲透率等；與沉澱成礦有關的變量，如礦物（金屬礦物和脈石礦物）的成核速率、各礦物的沉澱量等；上述各有關變量間的時空耦合關系，如斷裂滲透率時空演化與流體流動、匯聚和成礦的耦合關系等。There is a close relation between mesozoic tectonic evolution, fluid evolution, petrogenesis and mineralization in the manzhouli - e ' erguna region in the northeast of the northern orogenic belt, china, and three evolution stages of the mesozoic tectonic - fluid - petrogenetic and metallogenetic system are proposed out : 1 ) acompanied by ree and cu mineralization, the calc - alkaline volcanic rocks and mantle - crust mixed type granite occurred under the regional tension tectonic background caused by the mongolia - okhotsk residual ocean that was closing in scissors form in the early - middle jurassic. 2 ) acompanied by pb, zn and ag mineralization, the calc - alkaline and alkaline volcanic rocks occurred under the regional shear - compression tectonic background in the late jurassic. 3 ) acompanied by u, f, pb, zn and ag mineralization, the caic - alkaline and alkaline volcanic rocks occurred under the regional tension tectonic background in the early cretaceous
摘要本文討論了北方造山帶東北段滿洲里額爾古納地區及其毗鄰區中生代構造流體成巖成礦系統及其演化的三個不同階段： 1 ）早中侏羅世張性「似裂谷環境」下所形成的中基性堿性火山巖、同熔性花崗巖及深源流體活動形成的稀土礦床和斑巖性銅鋁礦床； 2 ）晚侏羅世擠壓剪切環境下所形成的酸性火山巖、斑巖類及深源流體活動所形成的鉛鋅銀礦床； 3 ）早白堊世張性環境下所形成的基性堿性火山巖及深源流體活動所形成的鈾礦床、金銀礦床及螢石礦床。Now, sr isotopes can be used not only to constrain the origin and evolution of magma and hydrothermal ore - forming solutions, calculate the scale and degree of lithogenesis and ascertain the relations between fluids and rocks, but also to study sea - level fluctuation, plate movement, ocean - floor spreading and lithogenic evolution
現在，鍶同位素不僅在示蹤巖漿及成礦熱液的來源和演化、計算晚期成巖改造作用的規模和程度及流體/巖石比等方面已趨于成熟，並且越來越廣泛運用於海平面變化、板塊活動、海底擴張、成巖演化等方面的研究。The article introduces the basic concepts and common methods of fuzzy mathematics, initially discussing the applications of fuzzy mathematics in the following aspects : 1 ) division of " skidding " strata with grade of membership that are drilled with diamond bits ; 2 ) comprehensive evaluation on the application in evaluation of diamond bits, classification of rock drillability, and evaluation of clay ; 3 ) classification of " hard rock " through fuzzy clustering analysis ; 4 ) estimation of completion time of boreholes and evaluation of underg round water with fuzzy mathematics ; 5 ) identification of new ore areas and option of best water resource area with fuzzy model ; 6 ) option of diamond bits and evaluation on oil field development plan with fuzzy resemble option and the improved calculation method ; ? ) prediction of mud slurry performance and of the amount of surging water in ore pits with fuzzy control ; 8 ) comprehensive evaluation of diamond bits and supporting plan of deep foundation pit with fuzzy optimal theory
初步探討了以下幾方面的應用： 1 ）用隸屬度劃分金剛石鉆進「打滑」地層； 2 ）綜合評判在金剛石鉆頭評價、巖石可鉆性分級及鉆探造漿粘土評價中的應用； 3 ）用模糊聚類分析進行「硬巖石」分類； 4 ）用模糊數進行鉆孔竣工時間預估及地下水質評價； 5 ）模糊模式識別在新礦區類型識別和最佳水源地選擇中的應用； 6 ）模糊相似選擇及其改進演算法在金剛石鉆頭選擇和油田開發方案評價中的應用； 7 ）模糊控制在泥漿性能和礦坑涌水量預測中的應用； 8 ）優化理論模型在金剛石鉆頭和深基坑支護方案綜合評價中的應用。It was also indicated by the studies on a large number of pb isotope that pb in ores of the deposit chiefly came from volcanic rocks in the strata and later intrusions with derivation of a little pb from the normal deposit stratum
大量pb同位素研究也表明，礦床的礦石鉛源跨越了下地殼、地幔和造山帶演化線，形成混合鉛帶，多集中於地幔和造山帶演化線附近，暗示pb主要來自地層中的火山巖和後期的侵入巖，少量來自正常沉積地層。Marine geology is a course in which the material compositions, formation and evolution of lithosphere covered with sea water at present and the formation and distribution of mineral resources are introduced, studying the geological phenomena in the view of oceanography
本課程主要介紹在現代海水覆蓋下巖石圈的物質組成、形成演化以及礦產形成與分佈規律，從海洋科學的角度分析與研究地質問題。Recently, two important things need to be further addressed : ( 1 ) the time of the transition from compressional to extensional setting, and the geodynamics processes in se china ; ( 2 ) the relationship between polymetallic mineralization and lithospheric thinning and crustal extension
近年來隨著研究的深入，逐漸凸顯出兩個重要的地質問題需要解決： （ 1 ）中國東南部晚中生代構造屬性的轉變時間及地球動力學演化過程； （ 2 ）多金屬成礦作用與巖石圈伸展減薄及地殼拉張的關系。On the basis of the an integrated study on strata, magmatic - volcanic activities, geochemistry as well as geophysics and remote sensing imagines, three subtectonic units were divided. 2, metallogenic series of copper deposits with the elapse of time, the tectonic - magmatic evolution went on from south to north, which resulted in regular production and spatial distribution of ore resources, correspondingly forming east tianshan copper, gold, nickel, iron, silver clucters of mineral deposits. in the light of the concept of metallogenic series by cheng yuqi, chen yuchuan et al.,
本文立足於東天山地區銅及其多金屬礦床的野外地質調查研究，從充分整理和吸收消化前人大量研究成果的基礎之上，選擇重點礦床進行解剖，輔以巖石學和高精度同位素年代學研究，嘗試應用成礦系列理論來認識東天山地區銅礦床的時空分佈和演化譜系，以內生金屬礦床時空分佈樣式作為大地構造環境的標志和限定，為東天山大型銅礦富集區的戰略靶區優選提供理論依據。In order to evaluate resource objectively, it is very important to find out the origin and the main source of co2 and to study the distribution pattern of hydrocarbon, nonhydrocarbon gas and probe the controlling factors, diagenetic evolution of different reservoirs ( rich in co2 or rich in cflo and the relation between diagenetic features and co2 have been studied systematically by using conventional and advanced techniques and the integrated the methods of petrology and geochemistry. based on the petrologic and geochemical data as well as dynamics reactions of carbonate ? lay minerals, the origin and distribution of co2 have been synthetically discussed
論文中應用常規及先進的測試技術，採用巖石學與地球化學相結合的方法，重點研究本區淺層氣藏富co _ 2儲層與富ch _ 4儲層的成巖演化特徵及其與co _ 2的相互關系，並通過天然氣的地球化學研究以及碳酸鹽礦物與粘土礦物反應形成co _ 2的熱力學分析，對co _ 2來源及分佈進行了初步分析和探討。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佈、礦化特徵；巖漿巖活動與巖漿巖分佈；巖漿巖巖石學特徵；巖漿巖元素地球化學特徵；巖漿巖分佈與成礦的關系；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，有利於發育深大斷裂系統。On the contrary, the reservoirs that were not influenced by hot fluid just were in early diagenetic stage b. 2. based on the synthetic analysis of varied data, the mechanism of repeated dissolution and precipitation of ferrous carbonate minerals has been discussed
在進行充分的巖石學研究基礎上，利用電子探針、穩定同位素及包裹體分析數據，探討了異常成巖演化儲層中含鐵碳酸鹽礦物反復溶解和沉澱的機理。Based on the regional geologic survey on the scale of 1 / 250 000, coupled with geological, geochemical and geophysical investigations in some key regions, this dissertation summarized the tectonomagmatic evolution and mineralization of the mid - gangdise area. with respect to tectonic evolution, the gangdise belt has experienced a multi - stage evolutional history since mesozoic, including oceanic crust subduction, arc - continent collision, intracontinental subduction and collision, and strike - slip and block uplift
論文以新一輪1 ： 25萬區域地質調查為基礎，在對關鍵區段重點解剖的基礎上，結合地球物理、巖石化學、地球化學、沉積作用、變質作用、構造演化和成礦作用的研究成果，對岡底斯中段的構造巖漿演化與成礦作了較系統的科學總結。分享友人