巖石成礦作用 的英文怎麼說
中文拼音 [yándànchéngkuàngzuòyòng]
巖石成礦作用
英文
petrometallogeny- 巖 : 名詞1. (巖石) rock 2. (巖峰) cliff; crag
- 石 : 石量詞(容量單位, 十斗為一石) dan, a unit of dry measure for grain (= l00 sheng)
- 成 : Ⅰ動詞1 (完成; 成功) accomplish; succeed 2 (成為; 變為) become; turn into 3 (成全) help comp...
- 礦 : 名詞1. (礦床) ore [mineral] deposit 2. (礦石) ore 3. (開采礦物的場所) mine
- 用 : Ⅰ動詞1 (使用) use; employ; apply 2 (多用於否定: 需要) need 3 (敬辭: 吃; 喝) eat; drink Ⅱ名...
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During diagenetic process, there may exist the fractional crystallization of clino - pyroxene, plagioclase, olivine and ti - fe oxide, and the accumulation of olivine. the alkalic - ultramafic dikes formed by low degree partial melting ( 3. 4 % ) of enriched mantle, consist of single olivine pyroxenolite, the dominating olivine fractionation is evident
成因上為富集地幔部分熔融作用的結果,但在成巖過程中也可能存在單斜輝石、斜長石、橄欖石和ti - fe氧化物等礦物的分離結晶作用。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。The rock texture , mineral occurence feature , ore electronmagnetic milling and applied possibilities in ceramics and glass of the jadeite metamorphic aegirine - augite nepheline syenite in suizhou , hubei were studied. the results show that the ore deposit combines the advantages of mining and milling , and the finished ore by single electronmagnetic milling may be fully utilized as the raw materials for ceramics and glasses. meanwhile , another important fact is that the compositon with 90 percent raw ore may be manufactured into the wall and floor tiles with glaze, which was affirmed by a lot of experiment research
隨州硬玉質變霓霞正長巖的巖石組織結構、礦物賦存狀態、礦石可選性和玻璃陶瓷原料應用試驗研究表明:該資源具有易采易選兩大優點,礦石經單一磁選的精礦可作玻璃和陶瓷的原料;同時已反復試驗證實該資源可燒成原礦用量達90的釉面墻地磚。Burial diagenesis can cause the kaolinite group of minerals to be neoformed, transformed or destroyed.
埋藏成巖作用能使高嶺石類礦物新生變形,轉化或消失。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。B87c breaker is a pneumatic instrument manufactured with the mature technology of america gardener denver corporation. it is more powerful in breaking ferroconcrete, rocks and asphalt. boasting greater efficiency and durability, it suits the requirements of breaking outsized, super - thick and hard objects. it is ideal machinery for the substructural construction of mines, bridges, roads and civil infrastructure
B87c破碎機採用美國迦納德?丹佛氣動集團公司成熟技術,是以壓縮空氣為動力的破碎工具,能高效完成鋼筋混凝土、巖石、瀝青等破碎工作,具有馬力更大、效率更高、壽命更長等特點,特別適宜對特大、特厚、特堅硬物體的破碎作業,是礦山、橋梁、道路、市政建設等基礎工程施工的理想工具。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。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。The copper, iron, nickel and silver deposits might be assigned to four metallogenic series : i. the metallogenic subseries of copper, molybdenum, gold, silver deposit related to late devonian - early carboniferous basic - intermediate - acid hypabyssal intrusive - eruptive rocks ; ii. the metallogenic subseriesof iron, copper, zinc deposits related to early carboniferous basic - intermediate - acid volcanic - intrusive rocks ; iii. the metallogenic subseries of copper, silver, iron deposits related to middle - late carboniferous basic - intermediate - acid volcanic - intrusive rocks ; iv. the metallogenic subseries of copper, nickel and platinum group deposits related to late carboniferous - early permian basic - ultrabasic rocks ; 3, division of regional major metallogenic belts on the basis of the previous work conducted and by following the principles, grounds and methods of the division of metallogenic belts, areas and fields, . in light of this, metallogenic belts of grade iv were divided
1 、按照成礦系列理論的學術指導思想,將研究區華里西期銅礦床成礦系列劃分為四個成礦系列亞系列: 、晚泥盆?早石炭世延東?土屋?三岔口與中酸性巖漿侵入活動有關的cu 、 mo 、 au礦床成礦亞系列、早石炭世與巖漿作用有關的鐵、銅、金、銀礦床成礦亞系列、中石炭世與巖漿作用有關的cu 、 fe 、 ag 、 au礦床成礦亞系列、晚石炭世-早二疊世與幔源基性?超基性巖有關的銅、鎳、鉑族礦床成礦亞系列並從地層、巖漿巖、控礦構造、地球化學、成礦特徵等方面對各成礦亞系列進行了詳細論述。Through the study of characteristic of macroelement, microelement, rare - earth element, oxyhydrogen isotope, sulfur isotope, lead isotope, fluid inclusion etc, a conclusion can be drawn that metallogenic substance comes from the upper mantle with mixing of some substance from the upper crust latter. it is likely to have the same source with the surrounding rock
通過對礦床的常量元素、微量元素、稀土元素、流體包裹體特徵、氫氧同位素、硫同位素、鉛同位素等特徵的研究,認為成礦物質主要來源於上地幔,與周圍巖石存在著同源的可能性,後期有一定的上地殼物質混入,成礦作用有三期,分別與區內的花崗巖、二長花崗巖脈、雲煌巖脈有關。( 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。In the light of tectonic evolution stage and metallogenesis, these metallogenic system ( assemblage ) could be classified as follows : ( 1 ) the pre - divergent metallogenic system in the southwest margin of north china paleocontinent in the archean - meso proterozoic : dongdashan iron, jinchuan nickel - copper. ( 2 ) the divergent metallogenic system in the northern margin of the qaidam paleoplate in the middle - late proterozoic : huashugou - liugouxia iron. ( 3 ) the metallogenic system in the active margin in the early paleozoic : the metallogenic assemblage in the island arc - rift in the early stage ( baiyinchang - qingshuigou copper - polymetallic ) ; the metallogenic assemblage in island arc in the middle - late stage ( honggou - jiaolongzhang copper - polymetallic ) ; the back - arc extensional basin ( zhuzhuiyaba - jiugequan - shijuli copper ) ; the metallogenic assemblage in connection with subduction and magmatic - hydatogenesis ( taergou - xiaoliugou wolfram ; huashugou - liugouxia copper ; dadonggou - diaodaban lead - zinc ) ; the metallogenic assemblage is related to the oceanic crustal shards ( dadaoerji chromite ; yushigou chromite ). ( 4 ) the metallogenic system has something to do with collision - type orogeny : the metallogenic assemblage in foreland basin ( tianlu copper ) ; the metallogenic assemblage with the intracontinental orogeny and ductile shear ( hanshan - yingzhuishan gold )
根據構造發展階段和成礦作用特點,確定本區成礦系統及組合如下: ( 1 )華北板塊西南邊緣太古宙中元古代裂解期前成礦系統:東大山鐵成礦組合,金川鎳銅成礦組合; ( 2 )柴達木板塊北緣中、新元古代裂解成礦系統:樺樹溝柳溝峽鐵成礦組合; ( 3 )加里東期活動大陸邊緣成礦系統:早期島弧裂谷成礦組合(白銀廠清水溝銅及多金屬成礦組合) ,中、晚期島弧成礦組合(紅溝蛟龍掌銅及多金屬成礦組合) ,弧后擴張盆地成礦組合(豬咀啞巴九個泉石居里銅及多金屬成礦組合) ,與俯沖作用有關的巖漿熱液成礦組合(塔爾溝小柳溝鎢成礦組合,樺樹溝柳溝峽銅成礦組合,大東溝吊大坂鉛鋅成礦組合) ,洋殼殘片成礦組合(大道爾吉鉻成礦組合,玉石溝鉻成礦組合) ; ( 4 )碰撞造山成礦系統:前陸盆地成礦組合(天鹿銅成礦組合) ,陸內造山韌性剪切成礦組合(寒山鷹咀山金成礦組合) 。Based on ore material sources, metallogenesis, occurrences, ore formation and wall rock alteration of gold ore deposits in the northest jiangxi province they are classified into four types i. e. magmatic hydrothermal gold deposit, volcao - subvolcano hydrothermal gold deposit, multi - sources hydrothermal gold deposit and heat underground water ( brine ) infiltrating gold deposit and 8 sub - types and the geological characteristics of the deposits are described and ore - forming control of sedimentary formation, structure and magmatic rocks on the formation of gold ore are summarized and gold ore - searching directions in the northeast jiangxi province are pointed out
依據成礦物質來源、成礦作用、礦床產出條件、礦石建造和圍巖蝕變等因素,將贛東北地區巖金礦床劃分為巖漿熱液類、火山次火山熱液類、多源熱液類和地下熱(鹵)水滲濾類等4類8型,分述了各類(型)金礦成礦地質特徵,總結了沉積建造、構造和巖漿巖對區內金礦的控製作用,指出了贛東北地區金礦找礦方向。Study on petrology, geochemistry and isotope chronology shows that the metallogenesis is closely related to granite - porphyry, which belongs to the early ordovician adakite formed in volcanic arc
花崗斑巖與成礦作用關系密切,從巖石學、巖石化學、年齡學等方面對花崗斑巖進行了研究,認為花崗斑巖屬于志留世早期形成於火山弧環境的埃達克巖。It is believed that the distribution of gold deposits in fujian is controlled by regional deep - seated structure and precambrian volcanic flysch formation containing charcoal is main gold source rock. the accumulation of gold is closely related with yanshan granitic magma intrusion
金礦空間分佈受一定的區域深部構造單元所制約,前寒武系富含炭質的火山復理石建造是福建省金礦的主要礦源巖,金的富集成礦與燕山期花崗巖類巖漿侵入作用密切相關。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。Beishan deposit which located on the most north part of yinshan deposit has an independent change trend high to low in ore - forming temperature with from east to west in pace. this indicates that quartz porphyry 5 # may be the mineralization center of beishan deposit
本文通過流體包裹體顯微測溫學研究得出初步結論,北山礦床成礦溫度從東到西呈由高到低的變化趨勢,表明北山的5 #石英斑巖是北山礦床成礦作用的中心。In the late stage of mineralization occurred in the hercynian period, a widespread strong modification of ores or mineralized rocks of early stage caused by intrusion of parental magma of granite - porphyry leads to further enrichment of gold element and eventual formation of the gold deposit
第二期成礦作用是在海西構造運動中,由於花崗斑巖原始巖漿的侵入活動使早期的礦石或礦化巖石受到較強烈改造,使其中的金得到進一步富集,從而構成了現在的礦體。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。At first, the author has analyzed the theory, mechanism and shock - absorption in pre - split blasting, studied the rising of crack, expanding and stopping, and did various factors which influence on the crack of rock in pre - split blasting. the main factors have been determined to be the strength of mineral and rock, the diameter of drill, the type of explosive and the growth degree of crack. then, the author has researched bp neural networks " work principle, structure and defectiveness
首先分析了巖石成縫的理論、機理和減震作用,研究了裂紋的起裂、擴展和止裂;分析了各種因素對巖石預裂爆破成縫的影響,確定了礦巖強度、孔徑、炸藥類型和裂隙發育程度作為主要影響因素;並研究了bp神經網路工作原理、結構和缺陷,把改進的bp神經網路運用在巖石預裂爆破參數設計中,建立以礦巖強度、孔徑、炸藥類型和裂隙發育程度為主要影響指標的bp神經網路的預裂爆破參數設計識別模型;運用matlab6 . 5語言開發了爆破參數設計的智能系統,實現了預裂爆破參數設計的自動化,用工程實例驗證系統模塊的功能。分享友人