gold quartz vein 金石英脉
quartz vein gold deposit 石英脉型金矿
gold bearing quartz vein 含金石英脉
gold-bearing quartz vein 石英脉型金
gold containing quartz vein 含金石英脉
quartz vein gold deposits 脉状金矿
quartz-vein gold deposits 石英脉型金矿
quartz vein-type gold 石英脉型金矿
It is very hard to delineate directly a gold-quartz vein by prospecting drilling or gallery and calculate its reserves due to the uneven distribution of gold in the vein.
石英脉型金矿中，金的分布极不均匀，很难用工程直接圈定矿体和计算储量。
Gold ore main type is auriferous quartz vein type.
金矿床主要为含金硫化物石英脉型。
Daheishan gold deposit is a fractured alteration type and quartz vein type gold deposit, hosted in the outer contact zone of Damiao granite.
大黑山金矿是赋存于大庙花岗岩体外接触带的破碎蚀变岩型和石英脉型金矿。
应用推荐