熔化玄武巖 的英文怎麼說
中文拼音 [rónghuàxuánwǔyán]
熔化玄武巖
英文
fused basalt- 熔 : 動詞(熔化) melt; fuse; smelt
- 玄 : Ⅰ形容詞1 (黑色) black; dark 2 (深奧) profound; abstruse; recondite 3 (不實在; 靠不住) unrel...
- 武 : Ⅰ形容詞1 (關于軍事的) military 2 (關于技擊的) connected with the art of attack and defence in...
- 巖 : 名詞1. (巖石) rock 2. (巖峰) cliff; crag
- 熔化 : melt; smelt; meltdown; fusion; fusation; diatexis; eliquation; run; melting; smelting
- 玄武 : 1 (烏龜) tortoise2 (二十八宿中北方七宿的合稱) seven constellations of northern sky3 (道教所...
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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。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。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。The compositions of usual elements and rare earth elements and inclusions of corundum megacrysts related to alkali basalt in changle, shandong province, are analyzed. in the main parts of corundum megacrysts are a large number of fluid - melting inclusions, zircon, ta - columbite inclusions, and in the central crystal core are a large number of melting inclusions. the corundum megacrysts were formed in different periods and different physical chemistry conditions. the crystal core was formed in magma system, and the main parts were formed in inhomogeneously geochemical conditions in which magam and fluid phases coexisted
分析山東昌樂與堿性玄武巖有關的剛玉巨晶不同部位的常量元素、稀土元素及包裹體組成.剛玉巨晶的主體以大量流體?熔體包裹體、鋯石、鈮(鉭)鐵礦包裹體為主,而巨晶中的「晶核」部位則以大量的熔體包裹體為主,反映研究區的剛玉巨晶是在不同的階段形成的.剛玉「晶核」以及「銅皮剛玉」形成於熔體相為主的體系中,而主體剛玉則形成於熔體?流體過渡的急劇變化的不均一的地球化學環境中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。Based on the petrological, petrochemical and geochemical analyses about these rocks, it is concluded in this paper that the xenoliths were originated from the upper mantle, and comprised of both primitive pyrolite and the infusible solid residual of the upper pyrolite while the basaltic magma was melted out of it, which were brought up to the earth ' s surface via o1carnc eruption
根據其巖石學、巖石化學及地球化學特徵分析,包體來源於上地幔,其成因既有原始地幔巖,亦有上地幔巖經部分熔融出玄武巖漿后的難熔固相殘留物,被火山噴發攜帶至地表。The central peaks of several craters on the flanks of syrtis major are made up of an even more silica - rich rock, granite, that may have formed by extreme crystal separation or by large - scale remelting of earlier basalts
在大三角側面,幾個火山口的中間尖點是由一種矽含量更高的巖石花崗巖所構成,可能是經極度晶體分化,或早期玄武巖大?圍重新熔融而形成。Cu - ni sulfided mine complex locate in baimazai of jinping county is sub alkali iron - super iron, it ' s zoning is clear and it ' s ni - cu - co melting first and enrichment, its rare earth is rich in right lean light rare earth, but eu in olive rock is serious to be bad, gd - tb is tittles negative abnormity. above - mentioned show that the mineral is cone from mantle, and didn " t mix with crustal substance, and continent tholeiite magma turning into continent tholeiite emplacement after by surging
金平白馬寨銅鎳硫化礦床雜巖體分帶明顯、屬亞堿性鐵質-超鐵質巖、具ni - cu - co三元素先熔離,后富集的規律、稀土配分為右傾斜輕稀土富集型,但橄欖巖銪虧損顯著, gd - tb微小負異常,顯示成礦物質來源地幔,與地殼物質無混染和大陸拉斑玄武巖漿上涌后變為大洋拉斑玄武巖漿侵位特點。It is presented that the hydrous fluxing as well as adiaba tic decompression plays an important role in melting of morb - like mantle beneath marina trough. compared with basalts from other back arc basins, it concludes that the magma varies from morb - like to arc - like with the evolution ; during the earlier stage of evolution, there coexist the two morb - like and arc - like lavas, it may be the nature of the magma in back arc basins ( especially in the earlier stage )
綜合馬里亞納海槽和其他弧后盆地玄武巖的研究成果發現,弧后盆地特別是早期擴張的弧后盆地,其巖漿產物均具從似島弧型到似洋中脊型玄武巖的時空演化特徵;同時存在島弧型和morb型兩種熔巖,可能是弧后盆地(特別是早期擴張弧后盆地)巖漿作用的一個共同屬性。分享友人