火成巖相 的英文怎麼說
中文拼音 [huǒchéngyánxiāng]
火成巖相
英文
igneous facies-
In spatial distribution, coal fields are developed in the anomalies of high chargeability sedimentary areas ; metamorphic iron deposits occur in the anomalies of high chargeability metamorphic areas ; endogenic gold deposits are found in the anomalies of high chargeability igneous areas
空間分佈上,與沈積作用密切相關的煤礦主要分佈在沈積巖高極化率地區,變質鐵礦主要分佈在變質巖高極化率地區,內生金礦則主要分佈在火成巖高極化率地區。From the spatiotemporal distribution of the volcanics of kalagang frn. and tiaohu fm., we can see that there are not only eruptive facies such as rhyolite but also effusion facies such as andesite, basalt and shallow intrusive rock inside the basin
從三塘湖盆地下二疊統卡拉崗組及中二疊統條湖組火山巖的時空分佈特徵可以看出,研究區既發育噴發相的流紋巖,又發育溢流相的玄武巖、安山巖及淺成侵入巖。2 both the hanging wall and the footwail rock of ore bodies are garnet biotite schist, protoliths are alkaline volcanic rocks ( tracyh andesite ). according to characteristics of trace elements assemblages and the setting of tectonics, these alkaline volcanic rocks were derived from the lower degree melting of metasomatic and enriched mantle ( eml ) in the initial stage of middle proterozoic epoch. they strongly enriched in large ion lithophile elements ( lile ), such as ba
2 、礦體頂、底板圍巖(石榴石黑雲母片巖、鈉長黑雲母片巖等)的原巖為堿性火山巖(粗面安山巖) ,相對富集大離子親石元素ba 、 cs 、 rb 、 k 、 lree及貧zr 、 sr 、 ti 、 hf 、 hree ,為早元古代末期-中元古代早期交代富集地幔低程度部分熔融所形成的堿性火山巖。High - mg volcanic rocks approach the primitive mantle compositions, and their magmatic source is close to the composition of bse, derives from the lower mantle and formed by this type - mantle rocks " fractional melting highly ( > 25 % ). high - mg volcanic magma, formed in the axis of the emei mantle plume, underwent the crystallization differentiation of olivines and some pyroxenes ; some olivines reflect fair cumulus crystallization
高鎂火山巖接近於原始巖漿的組成,巖漿源區與地球平均成分bse的成分特徵相近,起源深度為下地幔,為該地幔巖較高程度的部分熔融( 25 )而形成的。高鎂火山巖處于地幔柱的軸部,經歷了橄欖石及一定程度的輝石分異結晶,並且橄欖石顯示出一定的堆晶作用。2. 38. 6ma and 36. 7ma isotopic ages of quartz - monzonite - porphyry in lianhuashan and alkaline porphyry in zhuopan have respectively been obtained. those results are consistent with the ages of the porphyries in both lanping - shimao basin and changdu basin related igneous rocks, representing the first episode ( lanping movement ) of tectonics - magmatism - metallogenic event during the himalayan movement
獲得了蓮花山石英二長斑巖及卓潘堿性斑巖的ar - ar年齡,分別為38 . 6ma與36 . 7ma ,與整個蘭坪?思茅盆地與昌都盆地及兩側的斑巖與相關火山巖一致,代表喜馬拉雅運動第一幕(蘭坪運動)的重要構造?巖漿?成礦事件。During recent years of oil exploration, high yield igneous rock oil or gas reservoir have been found in china and other countries
近年來的油氣勘探中,國內外相繼發現了高產火成巖油氣藏。3d avo analysis for identifying thin continental sandstone interbeds and deep volcanic rocks
分析識別陸相薄互層砂巖氣藏和深層火成巖Scanning the formation - evolutionary histories of continental orogenic belts in both our country and whole workd, an orogenic belt has often undergone numerous and various tectono - evolutionary stages, such as palaeo - continental break - up, ocean - land transition, continental matching - collision, intracontinental extension - basin - range coupling, new tectonic uplift ( intracontinental orogeny ), etc., which are respectively companied with characteristic volcano - magmatism
縱觀我國以至全球的大陸造山帶形成-演化歷史,一個造山帶往往經歷了古大陸裂解、洋陸轉換、陸塊拼合-碰撞、陸內伸展-盆山耦合和新構造隆升(陸內造山)等?多不同的構造演化階段,這些不同的構造演化階段和不同的構造環境均有特定火山巖漿作用與之相伴。Based on genetic analysis, the volcanic rocks in this area are divided into four lithofacies : explosive, overflow, intrusive and volcanic sedimentation facies, in which the explosive and overflow are favorable facies for reservoir development
根據成因分析,將該區火山巖劃分為四種巖相類型:爆發相、溢流相、侵出相及火山沉積相,其中爆發相和溢流相為儲層發育的有利相帶。During the yanshanian phrase, the area is in the condition of contractional background, with multi - staged tectonic reversion. 5. through studying the origin of volcanic rocks and the characteristics of magma evolution, it concludes that there exist 3 originated areas of magma - from mantle, crust, and mantle - crust exchange. the basic magma of nandaling volcanic rocks of early jurassic is derived from upper mantle ; the magma of tiaojishan volcanic rocks of mid jurassic is formed in the contractional tectonic setting, and derived from the transition zone of crust and mantle interaction ; the acid magma of l
5 、通過巖石化學、微量元素、稀土元素的研究,探討了不同級別節律的火山巖成因、巖漿演化等特徵,認為本區燕山期火山巖有三個巖漿源區,即地幔源、地殼源和殼幔混源,早侏羅世的南大嶺旋迴的基性巖漿,起源於上地幔;中侏羅世髫髻山旋迴火山巖是在相對擠壓環境中,巖漿起源於殼幔過渡帶;晚侏羅世無負eu異常的酸性巖漿來源於下地殼的古老結晶基底的局部熔融,有負eu異常的酸性巖漿來源於上地殼的局部熔融;早白堊世火山巖基性巖漿起源於上地幔,中性巖漿起源於下地殼底部的殼幔過渡帶。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。In the high - resolution seismic profile, to directly identify the diapir is often difficult due to much similarity between diapir and the invasion of igneous rock, thus leading to multi - resolution
在高解析度地震剖面解釋中,直接識別泥底辟構造存在一定困難,主要因為泥底辟構造和火成巖侵入體在形態上十分相似,容易造成解釋的多解性。The study of geological characteristics and geochemical conditions of mazhuangshan gold deposit shows that it is closely related with old metamorphic basement and volcano - magmatic activities as well as volcanics and volcaniclastics of mazhuangshan - mingshui superimposed volcanic basin, and controlled by structures derived from closure of late palaeozoic honghe basin
摘要對馬莊山金礦地質特徵及地球化學條件研究表明,馬莊山金礦的形成與古老變質基底、火山巖漿活動及馬莊山一明水上疊火山巖盆地的火山巖、火山碎屑巖緊密相關,並受到晚古生代紅河盆地閉合而派生的構造控制。A general survey of the formation, evolutionary histories of continental orogenic belts both in china and abroad reveals that orogenic belts have often undergone numerous and varied tectono - evolutionary stages, such as palaeocontinental break - up, ocean - land transition, continental matching - collision, intracontinental extension - basin - range coupling, and new tectonic uplift ( intracontinental orogeny ), which are respectively accompanied by characteristic volcano - magmatisms
縱觀我國以至全球的大陸造山帶形成、演化歷史,一個造山帶往往經歷了古大陸裂解、洋陸轉換、陸塊拼合碰撞、陸內伸展盆山耦合和新構造隆升(陸內造山)等眾多不同的構造演化階段,這些不同的構造演化階段和不同的構造環境均有特定火山巖漿作用與之相伴。The paper gathered deep layers well logging materiak record well materiak core and cutting material of 27 wells in the daqing district, recognized the different type of igneous rock according to their log response feature, and made a large number of cross plot, then carefully chose several of them which works better igneous rock lithology recognition. made pattern recognition procedure using computer to recognize lithology, synthetical many logging parameter to identify igneous rock lithology. and then on the basis of recognizing lithology, the paper analyzed the lithofacies recognition law in this district
文中採集了大慶地區27口井的深層測井資料、錄井資料、巖心和巖屑資料,根據火成巖的測井響應特徵識別不同類型的火成巖,並做了大量交會圖,精選了幾種識別火成巖巖性效果較好的交匯圖版,編制計算機識別巖性的模式識別程序,綜合多個測井參數識別火成巖巖性,並在識別巖性的基礎上,進一步分析本地區巖相的識別規律,最後結合試油資料,分析本地區火成巖儲集空間的特點及油氣與火成巖巖性和巖相的關系。The carrying system in the area, dominated by the vertical carrying system, especially type i and type ii carrying faults, linking to every other types of carrying systems each other, composed a three - dimensional network carrying system
並指出本區油氣輸導系統是一個以垂向輸導系統為主,以、類主輸導斷層為骨幹,與各類垂向輸導斷層、油源輸導層、不整合以及火成巖體等輸導系統相溝通的復雜的三維油氣輸導網路系統。The second gas generation starts at the beginning of tertiary and it continues till present. the vertical carrying system and lateral carrying system have been thoroughly investigated for the first time in the study area. their characteristics and evolution history are studied integratedly, synthetically, dynamically, and quantitatively from both bulk properties and micro - features
整體、系統、動態、定量以及宏觀與微觀相結合,首次深入地研究了本區的垂向輸導系統(包括斷層垂向輸導系統、火成巖輸導系統等)和側向輸導系統(包括具孔滲性能的自源輸導層、它源輸導層等)的特點及其形成和演化。According to the constructive principles of these diagrams, the following aspects must be thought carefully : the rock types to be studied must be the same or nearly the same as those that can be discriminated by the diagram ; to avoid mixed or incorrect signals that could be produced, two or more such diagrams shall have to be jointly used ; for special rock types, such as a - type granites or potassic igneous rocks, special discriminative diagrams have to be determined and selected respectively ; the samples to be studied can not be altered ; in general, the diagrams must be used carefully with archean samples ; the petrotectonic assemblage or an expert system are recommended to be used together with the discrimination diagrams
強調指出:所採集的樣品必須新鮮(無蝕變或極弱蝕變) 、非堆晶的巖石;選擇的判別圖解必須與判別的巖石類型相一致,即對花崗巖類要用花崗巖的判別圖解,不能用玄武巖的判別圖解;對特殊類型巖石要選擇專門用於該類型巖石的判別圖解,如堿性花崗巖,鉀質火成巖;要應用多種圖解綜合判斷;不能用單個樣品,而應作多個樣品分析;要注意所選擇判別圖解的特別說明等。Based on the study on ree distribution characteristics of sinian low grade metamorphic rocks of the basement and cover volcanics, the author makes a discussion on the material source and the genesis of xiangshan volcanics, and suggests that xiangshan volcanics came mostly from the remelting of the upper crust, and the genesis should be attributed to the category of remelted granites
摘要本文通過對相山火山盆地基底震旦系淺變質巖、蓋層火山巖稀土元素分佈特徵的研究,探討相山火山巖的物質來源及巖石成因,認為相山火山巖主要是上部地殼重熔的產物,其巖石成因應屬于重熔型花崗巖的?疇。It is very resembly representative island arc volcanic rock in the geochemistry character, so i demonstrate that a petrofabric formed tectonic activity section and island arc environment ; i also demonstrate that parametamorphite in the a petrofabric formed tectonic activity section. b petrofabric is very resembly a petrofabric in many aspects, so i think that b petrofabric also formed island arc environment, but volcanic activity obvious weakened in the b petrofabric stage. c petrofabric formed carbonatite mesa
在地球化學特徵方面與典型島弧火山巖非常相似,得出a巖組形成於構造活動區,形成環境為島弧環境。 a巖組的副變質巖的原巖碎屑巖是快速堆積的,處于構造活動區。 b巖組和a巖組對應的巖石在各個方面都非常相似,所以形成環境也為島弧環境,只是火山活動在這期間明顯減弱。分享友人