Two mica schists are considered to be the source bed and host rock of gold.
二云母片岩不仅是矿源层，而且还是赋矿围岩。
The granites not only caused the remobilization of gold but also serve as the secondary source bed.
花岗岩不仅使金活化转移，而且也是第二矿源层。
We consider that the oil source bed in the east of Junggar Basin is mainly of the upper Permian series.
本文认为盆地东部地区的油源层主要是上二叠统。
The feature of the source bed is the essential condition for the formation of gold deposits of cer-tain types.
矿源层是某些类型金矿成矿的必要条件之一。
Ore-forming material was derived from large quartz veins and the Guishanyan Formation as the source bed in Bodaoling.
成矿物质来源于薄刀岭大石英脉和高背景地层龟山岩组。
The REE geochemical characteristics indicate that the basic volcanic rock is the source bed. The prospecting targets are pointed out.
通过稀土元素特征的分析，认为基性火山岩为该矿的矿源层，并指出了找矿远景地段。
The mineralization was controlled by the specific fault- unconformity composite tectonics and by the transformation of tin source bed.
成矿作用以特有的断层—不整合面复合构造控制和改造锡矿源层；
Based on briefly describing the general situation of Sinian depositions, the conditions of source bed, reservoir and capping rock of Dengying Formation.
本文在简述震旦系沉积概况的基础上，对川西南震旦系灯影组的生、储、盖层条件进行了分析。
Oil deposit or oil field is a result of association of forming time with spatial distribution of source bed, reservoir, trap, migration and entrapment in petroleum system.
油气藏的形成是静态生油层、储集层、盖层、圈闭组合形态，与动态油气运聚时间、空间上的有利匹配的结果。
Based on the research of isotope ratios of lead, sulfur, oxygen and carbon in the ores and rocks of this area, it is held that Qinglongcun Group serve as the source bed of gold.
通过对矿区矿石、岩石中铅、硫、氧同位素组成研究，查明青龙村群为金的矿源层。
The mineralization of the bauxite deposits is controlled by source-bed, lithology, climate, structure and geography.
成矿受矿源层、地层岩性、气候、构造、地貌等因素控制。
The mineralization of the bauxite deposits is controlled by source-bed, lithology, climate, structure and geography.
成矿受矿源层、地层岩性、气候、构造、地貌等因素控制。
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