volcanic deposits 中文意思是什麼

volcanic deposits 解釋
火山沉積物
  • volcanic : adj. 1. 火山（性）的；火山作用形成的，火成的。2. 有火山的，火山多的。3. 暴發性的，猛烈的，激烈的。adv. -ically
  • deposits : 沉著物
  1. Metallogenic models of cu, ag deposits in felsic volcanic rock of permian continental facies of awulale, western tianshan mt

    西天山阿吾拉勒二疊紀陸相長英質火山巖銅銀礦礦床模式
  2. 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。
  3. Primarily summerization on geological characteristics and new progress in scientific research of these deposits are given in this paper, the author proposes that mineralogenesis of mpcd type gold deposit is closely related to meso - neozoic volcanic - subvolcanic action ( cryptoexplosive breccia ), tectonic movement and maturation of organic material

    本人概略介紹了其礦床地質特徵、研究現狀及其新進展，並明確提出了該類型金礦床的成礦與中新生代火山-次火山（隱爆角礫巖）作用、構造運動及有機質的作用息息相關。
  4. These deposits, which can be obviously divided into basic and acid volcanic types, are present in the carboniferous bi - model volcanic series and occur along two horizons, i. e., the lower carboniferous mafic volcanic rock and the upper carboniferous felsic volcanic rock

    這些礦床產在石炭系雙峰式火山巖系之內，沿著下石炭統基性火山巖和上石炭統酸性火山巖兩個層位產出，分別以玄武巖和流紋巖為容礦主巖，可以明顯地分成基性火山巖型和酸性火山巖型兩種類型。
  5. This paper describes the regional tectonics, ore deposit geological structure and geochemistry of the ultragiant streltzov uranium deposit in russia and its tectono - magmatic activization ore control, and points out its important practical significance for the metallogenic researches and prospection and exploration for the same type of uranium deposits in the jiangxi - hangzhou volcanic belt of china

    摘要文章介紹了俄羅斯超大型斯特列佐夫斯克鈾礦床區域構造、礦床地質構造和礦床地球化學特徵及其構造巖漿活化控礦規律，指出它對我國贛杭火山帶同類型的鈾礦床的成礦規律研究和找礦勘探有重要的實際意義。
  6. Abstract : based on 1 200000 aeromagnetic survey data performed in 1998, and referred to materials of geolo - gic and geochemical prospecting of the working area, this paper discusses the relationship between the characte - ristics of magnetic field, magmatic rocks, fault structure and the distribution of mineral resources, and investigates the geologic metallogenic environments, and sets up the prospecting criteria for hydrothermal and volcanic - sedimentary copper, lead, zinc, gold, iron, manganese deposits, then makes the prognosis of the prospecting potential of the working area

    文摘:本文以1998年1 20萬航空磁測資料為基礎，參考地質和化探資料，對工作區磁場特徵、巖漿巖、斷裂構造與礦產分佈的關系進行探討，研究地質成礦環境，建立尋找熱液型和火山-沉積型的銅、鉛、鋅、金、鐵、錳礦找礦標志，對本區找礦遠景進行了預測。
  7. The sedimentary facies show a depositional evolution from the deep - water sediments through shallow - water sediments to the continental sediments, including alluvial fan, river, lake, delta ( tide - dominated ), barrier coast, shallow sea, deep sea and volcanic debris flow deposits

    在沉積相上，經歷了從深水沉積到淺水直至陸相沉積的演變，發育有沖積扇、河流、湖泊、三角洲（潮汐） 、障壁海岸、淺海、深海和火山碎屑流沉積。
  8. Based on the derivation of metallogenic matters, mineralization and wallrock conditions, the gold deposits are subdivided into three main types : volcanic thermal type, subvolcanic rock - shallow to ultra - shallow porphyry thermal type, and concealed explosive breccia type of gold deposits

    根據其金礦成礦物質來源、成礦作用及產出的圍巖條件可劃分為火山熱液型、次火山淺成斑巖熱液型和隱爆角礫巖型金礦床。
  9. Abstract : to the principle and project that tu guangazhi proposed in 1990, the gold ore deposits in qinling ( shaanxi ) may be classified into fouowing types : archean high - grade gneiss type, fine grained fragmental rock - carbonate rock - silicilith type, metamorphic fragmental rock type, volcanic rock type, explosive breccia type, intrusive rock exo - and endo - contact zone type. inthis paper, the geological characteristics, metallogenic geological setting, the source of ore - forming materials, digenic mechanism and metallogenetic epoch of gold ore deposits are also discussed

    文摘:參照塗光熾先生（ 1990 ）提出的礦床類型劃分原則與金礦分類方案，將陜西秦嶺地區原生金礦劃分為太古界綠巖建造型、細碎屑巖-碳酸鹽巖-硅質巖建造型、變質碎屑巖型、火山巖建造型、隱爆角礫巖型和侵入巖內外接觸型金礦，並對各類型金礦的地質特徵、成礦地質背景、成礦物質來源、礦床形成機制及形成時代等問題進行了論述和討論。
  10. By the study of metallogenic geologic characteristics of the various gold deposits, the author sets up the ore - forming model of some typical deposits such as shuangqishan deposit and zhijinshan deposit etc. it is considered that the gold deposits of metamorphic rock category and the volcanic rock category are the main gold - prospecting categories and carlin gold deposit and mulongtao gold deposit are the potential categories in fujian province

    系統總結了福建省各類型金礦的成礦地質特徵，建立了雙旗山金礦和紫金山銅金礦等典型礦床的成礦模式，提出了變質巖型金礦和火山巖型金礦是福建省金礦找礦的主攻類型，卡林型金礦和穆龍套式金礦為潛在找礦類型。
  11. Such a division may better reflect the minerals distribution and formation laws, more accurately guide prospecting. 4, research on model copper deposits the copper deposits related to intermediate - acidic volcanic - intrusive complexes are widespread in eastern tianshan. they can be divided into these types : ( 1 ) porphyry type ; ( 2 ) skarn type ; ( 3 ) volcanic type ; ( 4 ) copper - nickel sulphide type

    5 、根據區域成礦作用的演化歷史與礦產分佈規律，探討了東大山地區海的期成礦規律，論述了研究廠成礦亞系列主要成礦元素演化軌跡，建立了海的期銅成礦演化譜系，認為研究區海的期成礦作用具有突變特徵一人爆發成礦作用特點。
  12. 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。
  13. The large uranium deposits named 433, 434, 460, 470 have been found in the mesozoic era volcanic rock in northeast china since half century

    摘要半個世紀來，在中國北東部中生代火山巖中發現了433 、 434 、 460 、 470等大型鈾礦床。
  14. Throughout researching it has been found that three main types of copper deposits, which mafic - ultramafic rock, marine volcanic rock and porphyry, with middle proterozoic, paleozoic and mesozoic in gansu, china. the cu - bearing formation, deep major faults and late structural - magmatic zones formed in specific geotectonic setting are main ore - controlling and metallogenic factors for copper, gold and polymetallic minerals in this area, and their convergent positions are effective ones formed ore bodies in space

    通過研究認為：鎂鐵質-超鎂鐵質巖型、海相火山巖型及斑巖型三種銅礦類型，是甘肅的主要銅成礦類型，其主成礦階段為中元古代、古生代以及中生代；特定大地構造背景下形成的含礦建造、區域性深大斷裂以及後期斜向構造-巖漿活動帶，是該區銅、金及多金屬成礦的主要控礦因素，三者在空間上的復合是礦床體形成的有利部位。
  15. Study on the geological characters and fluid inclusion of volcanic gold deposits in the east of jilin

    吉東火山巖型金礦地質特徵及流體包裹體研究
  16. The gold deposits, related to volcanic - subvolcanic - porphyry metallogenic series of yanshan epoch in northern jiangxi province, belong to one of the most important gold metallogenic series

    摘要燕山期火山次火山淺成斑巖金礦成礦系列構成了贛北地區一個重要的金礦成礦系列。
  17. Based on geological and geochemical data of different levels from more than 40 copper deposits, geologists of this project have studied geochemical characteristics of ore belts, ore fields and ore deposits of porphyry, skarn, composite, marine volcanic, metagenetic - hydrothermal reformation and hydrothermal veinlike types of copper mineralization, summed up geochemical anomaly models of various copper deposits, and established exploration geochemical pattern - model systems for various types of copper deposits

    該項目以我國40多個銅礦床不同級次的地質、地球化學資料為基礎，研究了斑巖型、夕卡巖型、復合型、巖漿型、海相火山巖型、沉積變質熱液改造型和熱液脈型銅礦的礦帶、礦田、礦床地球化學特徵，總結了各礦床的地球化學異常模式，建立了各銅礦類型的勘查地球化學模式模型系統。
  18. The world of nocturne was a harsh, volcanic place, a land of rocky crags and soaring, basalt mountains with little to offer its early colonists save the riches of its vast mineral deposits

    那克土恩是荒涼的，裹挾著巨石和懸崖，以及大片的火山地帶，遠古時期形成的玄武巖成為了殖民地的主要開采源。
  19. According to the geological background of the eastern section of daye maopu ~ yangxin liangjianqiao fracture zone, the characters of the known mineral deposits and the comprehensive analysis of the previous geologic work, and in combination of the characters of the known mineral deposits in the western section and the successful ore searching experience of jiguanzui copper - gold deposit, this paper analyses that there is large amount of ore searching information of hidden porphyry copper - molybdenum - gold deposit in the place where the eastern section of the east - west fracture zone and the edge of yangxin volcanic - rock sedimentary basin intersect, and infers that there occurs the copper - molybdenum - gold ore - forming massif at the edge of yangxin volcanic - rock sedimentary basin

    摘要通過大冶毛鋪陽新兩劍橋東西向斷裂帶東段地質背景、已知礦床地質特徵及前人地質工作的綜合分析，結合西段已知礦床的特徵和雞冠嘴銅金礦床成功的找礦經驗，分析東西向斷裂帶的東段與陽新火山巖沉積盆地邊緣交匯地段存在大量的隱伏斑巖型銅鉬金礦床的找礦信息，推斷陽新火山巖沉積盆地邊緣存在隱伏含銅鉬金成礦巖體。
  20. At deeper levels, the volcanic deposits were intruded by molten magma, which slowly crystallised to form granite

    在地殼較深處，熔化的巖漿侵入原先形成的火山巖，慢慢結晶成花崗巖。
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