skarn 中文意思是什麼
skarn
解釋
硅卡巖；矽卡巖-
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。 -
The auriferous skarn deposits and copper ( associated with gold ) skarn deposits discovered in the past ten years are also mainly distributed in the middle and lower reached of the yangtze river
近十年來，我國所發現的含金夕卡巖礦床和銅伴生金夕卡巖礦床也主要產在長江中下游地區。 -
Based on an integrated correlation and study of regional and deep geophysical data such as 12 magnetotelluric sounding profiles, 5 seismic profiles, tomographic imaging velocity structural data and gravity and magnetic field, the authors have formulated the 3d deep tectonic framework of the middle and lower yangtze valley and its neighborring areas in relation to the distribution of auriferous skarn deposits and copper ( associated with gold ) skarn deposits
作者藉助12條大地電磁測深剖面、 5條地震剖面、層析成像速度結構資料、重磁場等區域的和深部的地球物理資料進行綜合對比研究，給出長江中下游及其鄰區的三維深部構造格架及其與含金夕卡巖礦床和銅伴生金夕卡巖礦床的分佈關系。 -
The assemblage of garnet - diopside in the silicate alteration rocks is different from that in the skarn of traditional idea
硅酸鹽蝕變巖中的「石榴子石透輝石」組合與傳統理解的「夕卡巖」內的相同組合名同實異。 -
The auther regards the stratiform green - rock as a kind of exhalative sedimentary rock which is different from contact - metasomatic skarn
此類綠色巖是一類區域性展布的特殊類型的噴流巖。 -
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。 -
Application result of geophysical method to prospecting of xiekeng skarn type gold - copper deposit
物探方法在謝坑矽卡巖型金銅礦勘查中的應用效果 -
The authors hold that the joint actions of numerous factors such as the upper mantle uplifted zone ( the mantle thinned zone of lithosphere ), the upper mantle anomalous area ( relatively low - velocity area ), the uplifted zone of intracrustal high - conductivity layer, the deep fault ( shear zone of lithosphere ), the margin of the crust - upper mantle uneven masses, the basement uplifted area reflected by gravity high, the magmatic belt and tectonic intersection reflected by skipped magnetic field, control the distribution of auriferous skarn deposits and copper ( associated with gold ) skarn deposits
作者認為，上地幔隆起帶（巖石圈地幔減薄帶） 、上地幔異常區（相對低速區） 、殼內高導層隆起帶、深斷裂（巖石圈剪切帶） 、地殼上地幔不均勻性塊體的邊緣、重力高反映的基底隆起區、跳躍磁場反映的巖漿巖帶和構造交匯處等諸多因素的共同作用控制著含金夕卡巖礦床和銅伴生金夕卡巖礦床的分佈。 -
Geological characteristics and genesis of xianghualing skarn type tin deposit
雙旗山金礦床的控礦構造特徵 -
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。 -
On genesis of bedded skarn and mineralization in yongping mining area
永平礦區層狀矽卡巖的成因及成礦意義
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