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。
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