Metallogenetic epoch was late Yanshanian and fluid derived from meteoric water.
成矿流体来源主要为大气降水。
The Longtoushan gold deposit is related to late Yanshanian subvolcanic rocks such as rhyolitic porphyry and breccia lava.
龙头山金矿床与燕山晚期流纹斑岩、角砾熔岩等次火山岩相有关。
The thermal events of late Hercynian movement and late Yanshanian movement has great effects on the maturation of source rocks.
晚海西运动、晚燕山运动对盆地烃源岩的成熟具有重要的影响。
The data on the temperatures of the inclusions indicate that the constructive corrosion of the reservoir rocks took place during the late Yanshanian.
包体温度表明储层建设性溶蚀作用发生于燕山晚期，气藏中的有利储层分布在燕山晚期构造高部位的有利微相砂体中；
There is a close relationship between nonferrous metallic deposits and calc-alkaline granitets which formed in late Yanshanian period in Penshan region.
彭山地区燕山晚期形成的钙碱性花岗岩体与区内有色金属矿产的形成具有直接成因上的联系。
The Late Yanshanian uplift and the cooling of the plutons were caused by early tectonic denudation and late weathering erosion, which led to the good deposition response in basins.
燕山晚期岩体隆升和降温由早期构造剥蚀和晚期风化剥蚀造成，并具有良好的盆地沉积响应。
The ore-forming material and fluid was derived from the depth of the Earth especially from upper mantle or crust-mantle mixing zone , due to alkali-rich magma activity during late Yanshanian epoch.
成矿流体和主要矿质均源于地球深部，以上地幔或壳幔混合带为主，与燕山晚期富碱岩浆活动密切相关。
The Yanshanian magmas in late phases, gave rise to sericitization and garnetization, and then Sn, Nb and Ta were enriched due to magmatic-authometasomatism.
燕山构造旋回控制的晚期岩浆，随着构造演化产生云英岩化、石榴子石化等岩浆自交代而锡铌钽矿物结晶富集成矿；
On the southwestern margin of the basin there occur middle Yanshanian Late Triassic and Early Cretaceous coarse clastic molasse-like deposits and angular unconformity.
在盆地西南缘发育燕山中期的晚侏罗世和早白垩世的粗碎屑类磨拉石建造及其地层间的角度不整合。
On the southwestern margin of the basin there occur middle Yanshanian Late Triassic and Early Cretaceous coarse clastic molasse-like deposits and angular unconformity.
在盆地西南缘发育燕山中期的晚侏罗世和早白垩世的粗碎屑类磨拉石建造及其地层间的角度不整合。
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