巖漿 的英文怎麼說
中文拼音 [yánjiāng]
巖漿
英文
[地] magma; rock-magma
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巖 :
名詞1. (巖石) rock 2. (巖峰) cliff; crag
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漿 :
漿同「糨」
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There are three genetic types of mineral deposits in the beiya ore district : cu - au polymetallic deposits related to alkaline porphyries, comprising porphyritic cu - au deposits and polymetallic skarn deposits related to quartz - albite porphyry and quartz - k - feldspar porphyry ; fe - au deposits related to gabbro or basalt magma, consisting of magmatic fe - au deposits and sedimentary polymetallic deposits formed in caves and lakes ; and palaeo - placers formed at the weathering surface, in lakes and in karsts
北衙金礦有3種成因不同的礦床:與堿性斑
巖有關的銅金多金屬礦,包括與石英鈉長斑
巖和石英正長斑
巖有關的斑
巖型銅金礦床和矽卡
巖型多金屬礦床;與輝長玄武
巖漿有關的鐵金礦床,包括熔
漿型鐵金礦床和噴流沉積型多金屬礦床,後者又有洞穴和湖相沉積環境之分;及古砂礦,有古風化殼型砂礦、河湖相古砂礦和洞穴沉積古砂礦。
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The mineralization temperature is in a range of 90 ~ 300, and the mineralization fluid is a combination of slightly acidic - slightly alkalic precipitations, seawater and magmatic water
其成礦溫度在90 ~ 300之間,成礦流體為低鹽度的弱酸性弱堿性大氣降水、海水和
巖漿水的混合溶液。
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Based on the studies of petrotexture, structural deformation and the relevant metamorphism, this paper indicates that this peridotite massif is the product of ultramafic magma cumulated at the crust - mantle transtion zone and has undergone the early stage of plastic deformation under the condition of granulite facies ( 800 ) and late ductile shearing at amphibolite and greenschist facies in relevance to uplifting
本文通過
巖體的結構、構造變形及相應的變質作用研究,提出了該橄欖
巖體是由超基性
巖漿在殼幔過渡帶結晶而成,並經歷了與圍
巖一致的麻粒
巖相( 800 )條件下的早期塑性變形以及角閃
巖相和綠片
巖相退化變質條件下與逆沖上升有關的韌性剪切變形。
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Based on the analysis of thermal contact metamorphic aureoles, granitoid interior structure, quartz axis fabric and strain characters in the different rock unites of yuanshishan granitoid and its wall rocks, the emplacement mechanism of yanshishan granitoid was studied. the magmatic explictite dynamic was advanced in light of regional stress and magma dynamic research. those conclusion was synthesized to ascertain the emplacement mechanism - granitic magma ascended in dikes with the minimum critical width of the magma ascending channels about 2. 213. 88m and located in the core of yindianshan dome with the passive style of dyke explictite ; the later unite is a kind of multiple emplacement mechanism with the character of active emplacement of ballooning
同時運用
巖漿動力學原理從另一個角度探討其侵位驅動力。綜上指出:經分凝后的活動性
巖漿在深部側向擠壓和浮力的聯合驅動下,沿深大斷裂以最小臨界寬度為2 . 213 . 88m的裂隙脈動上侵,整體以
巖墻擴展的方式被動定位於銀殿山穹窿的核部,但後期屋面前單元具有主動侵位的特點應為一種復合定位機制。
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Basaltic lava first erupted from the center and built up the volcano
首先是玄武
巖漿從中間噴發,構成火山。
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Notice that they are all five - sided more or less. and notice, from a distance as you start your hike, how geological movements as the basaltic magma congealed have produced a wall of bent basalt columns
向前走,你不妨留意遠處一堵高聳的
巖柱墻,一條條的
巖柱因
巖漿凝固時遇地殼移動,都呈現了扭曲的形狀。
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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。
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This thesis studies each structural layer ' s feature : ( 1 ) structural layer of basement : it is a paleozoic folded basement, whose tectonic deformation and magma intrusion is fiercely, and it is affected by the early hercynian tectonic movement and related to the underthrust and closure ( c1 ) of zhungaer ocean basin and the areal pressing of continents ( c2 - 3 ) ; ( 2 ) structural layer of permian : due to the regional extending and fault depression role in mid - hercynian, it occurred to the combinations of structure and magma in santanghu basin and it ' s periphery area, such as a - granite ' s stock, batholiths and diabase ' s dike. there are many fault depressions possible
按照不同構造層,研究了各構造層的構造特徵:基底構造層:受早海西期構造作用的影響,與準噶爾洋盆俯沖閉合、而後陸-陸碰撞的區域擠壓構造作用有關,為一構造變形和
巖漿侵入活動強烈的古生代褶皺基底。二疊系構造層:受中海西區域性伸展斷陷作用的影響,盆地及其周緣地區發育與伸展構造有關的構造-
巖漿組合,如呈
巖株、
巖基狀侵位的a型花崗
巖以及呈
巖墻狀侵位的輝綠
巖等。
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Amore 2001 has successfully investigated the gakkel ridge and arctic ocean in vicinity of its geological and geophysical nature, as well as the nature of sea ice and biology in this area. the preliminary onboard petrology and bathymetry results show that the mantle beneath the gakkel ridge with low temperature has only encountered very low degree partial melting during the spreading and there is no any direct relationship between the crust nature and the spreading rate along the gakkel ridge in any simple petrologic way. mantle temperature and fracture zone density also play a major role on the crust nature, besides spreading rate
對所取得資料的初步研究表明gakkel洋中脊之下的地幔僅經受了較低程度的部分熔融,具有較低的溫度。 gakkel洋中脊處的地殼性質和
巖漿活動與擴張速率之間不存在任何直接的
巖石學相關性,擴張而導致的
巖石圈頂部的冷卻並不是決定洋脊處地殼性質的最重要因素。地幔溫度和斷裂帶的存在與否及其密度對地殼性質具有重要的影響意義。
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Granites belong to s - type granite, but the biotite granite was affected by the mantle or mantle fluid
黑雲母花崗
巖是殼源花崗
巖但又受到幔源
巖漿或幔源流體的影響。
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There are typical laminated structure, soft sedimentary - slipping deformed structure, syngenetic brecciated structure in the ore which are the mirror of syngenetic sedimentation. the other type of ore has the charactristic of epigenetic mineralization, which is called as telescoped ore. the ore occurs in vein, pocket, lensoid and bedd
礦石中發育典型的紋層狀構造、軟沉積滑動變形構造、同生角礫構造等反映同生沉積特徵的礦石構造;另一類礦石具有明顯的後生成礦特點,稱之為疊生改造型礦石,礦石產于脈狀、囊狀、透鏡狀及似層狀礦體中,與燕山期
巖漿巖及斷裂裂隙構造關系密切。
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The author suggests that the three lithosphere - scale faults, lancangjiang fault, jinshanjiang - ailaoshan fault and axis fault in the middle of the basin, are the main geological structures that control the formation of basin, magmatism and metallogenic congregate district. the anticline structure with an axis of triassic strata and the related fault system within the basin, and gonglang arch - shaped folding structure in the south of the basin are the geological structure controlling the formation of ore fields. junctions of two or more faults with different orientation, interlayer cataclastic structural zone and oxidation - reduction ( redox ) boundary were the favorable position for the formation of ore bodies
認為瀾滄江斷裂、金沙江-哀牢山斷裂及盆地中軸斷裂這三條
巖石圈斷裂是主要的控盆-控
巖(
巖漿巖)構造及礦集區尺度的控礦構造;盆地中以三疊系為軸的背斜構造及相關的斷裂系統、盆地西南緣公郎弧形構造等是礦田尺度的控礦構造;多組斷裂的交叉、層間破碎帶及地層柱中的氧化還原界面是形成礦體的有利部位。
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In this case during paleozoic, nearly east west trending arc structures resulted from the interaction between china plate and siberian plate. in mesozoic the westward subduction of kula - pacific plate under the china continental plate resulted in the nne and ne trend structures ( duimadao fault, diaoyudao fault, okinawa fault, uplifts belts and subsidence belts ) as well as volcano - magmatic belts in eastern of china plate
本文所涉及近東西向展布的弧形構造形成於古生代時期中國板塊與西伯利亞板塊的碰撞帶,而在中生代,中國板塊下的kula - pacific板塊向西俯沖導致了北北東向和北東向構造(如duimadao斷層、 diaoyudao斷層、 okinawa斷層、隆起帶和沉降帶)以及位於中國板塊東部的火山
巖漿帶。
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Paleogeographic data suggest the first occurrence of the taihangshan gravity lineament was initially formed during the early cretaceous, which is coeval with the peak of mesozoic magmatism in this region
巖相古地理分析說明太行山重力梯度帶的雛形形成於早白堊世,與華北中生代
巖漿活動的高峰相吻合。
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Magmatic consanguinity analysis of the muchen intrusion and xishantou formation volcanic rocks in zhejiang
浙江沐塵
巖體與西山頭組火山
巖的
巖漿同源性分析
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From the study of hydrogen - oxygen isotope in enclosure liquid, some water conies from magma, others come from atmosphere precipitation
包裹體水的氫氧同位素研究表明成礦流體中既有
巖漿水,又有大量大氣降水加入。
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The research shows that mineralization fitted well with the regional tectonic - magmatic - metallogenic events and deep structure in this district. 3
研究證明,本區成礦作用與區域構造-
巖漿-成礦事件及深部構造之間有很好的吻合性。
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Based on an analysis of geochemical characteristics of rocks and trace elements as well as rare earth elements, this paper holds that they are products of crystallization differentiation of the same magma, that the major ore resource of this area is copper, and that gabbro - diabase is the main ore - bearing horizon
通過對
巖石化學特徵和微量元素、稀土元素地球化學特徵的剖析,表明其是同一
巖漿結晶分異的產物,本區主要礦產應為銅,輝長輝綠
巖是主要的含礦層位。
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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。
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4. it is the first time that eclogite conglomerates are discovered in maotangchan and fenghuangtai formations. this suggests that ultra - high pressure metamorphic rocks in the dabie orogenic belt exhumed to the earth ' s surface in lower cretaceous. the geochemistry data indicates that the protoliths of the eclogite gravels formed in a structure setting of volcanic arc
首次在毛坦廠組、鳳凰臺組中發現了榴輝巖礫石,這一發現表明大別造山帶超高壓變質巖在早白堊世已經折返到地表,而且地球化學研究表明這些榴輝巖礫石的原巖形成於巖漿島弧構造背景。