巖脈群 的英文怎麼說
中文拼音 [yánmàiqún]
巖脈群
英文
dike swarm-
The dike swarm converges on west spanish peak.
巖脈群匯聚于西西班牙峰。The settlers soon discovered rich veins of gems, created by the outpouring of magma from the core of ashan
這群移民很快發現了豐富的寶石礦脈,巖漿把它們帶出了亞山世界地心。Solidifying chiefly as a minor intrusion, especially as a dike or sill, before reaching the earth ' s surface. used of rocks
半深成的,淺成的在到達地球表面之前的主要作為小型巖石群固化的,尤其象巖脈或巖床的凝固用於指巖石This is subeconomic mineralization related to minor dyke swarms.
這是與小巖脈群有關的準經濟意義的礦化。Xikuangshan type copper ore deposit named those fe - cu deposits hosted in yinmin formation, kunyang group, which located in kunyang rift valley and the edge of southwest yangzi platform. the best example is xikuangshan allotment, luoxue ore area, dongchuan, yunnan. the type deposit spread in south kunyang rift valley, include dongchuan, wuding - luoci, yuanjiang, yimen, huashengping, hongmenchang and so on
稀礦山式銅礦是指賦存在昆陽群因民組地層中的銅鐵礦床,其大地構造背景屬于元古代裂谷帶,大陸裂谷是超大型銅等多金屬礦形成和分佈的有利環境,在裂谷下部常發育異常地幔和巖漿源,裂谷空間上的多層次性使礦床具有明顯垂向分帶特徵,其演化時間的長期性、脈動性和繼承性便於多期成礦作用相互疊加、礦質的高度聚集。These mafic dykes may provide some important insights about the mantle processes at ca. 1800 - 1700 ma and their geodynamic implications. unfortunately, more attention has been paid to palaeomagnetic, petrologic, lithochemical and k - ar geochronological studies of these mafic dykes
該論文現在對作為華北陸塊早元古代基性巖墻群重要組成部分的南太行山地區基性巖脈開展了較為系統的年代學、元素和同位素研究,以期為理解華北陸塊1800ma構造背景提供新的資料。分享友人