基本释义:

岩石矿脉

网络释义

1)rock ledge,岩石矿脉

2)vein,岩脉 矿脉

3)quartz vein-metasomatite type,石英脉-蚀变岩型金矿

4)ore bearing veinrook,含矿脉岩

5)gold vein,岩金矿脉

6)vein dyke,岩墙矿脉

用法和例句

By studying the occurance of gold orebodies,the ore types and features and the alteration of wall rocks ,it is found that Xuyaogou gold deposit is a quartz vein-metasomatite type locating in the exocontact zone of Muhuding granodiorite.

　通过对许窑沟金矿床矿体产出特征、矿石类型及特征、金的赋存状态以及围岩蚀变等的研究表明,许窑沟金矿是赋存于牧虎顶岩体外接触带的石英脉-蚀变岩型金矿床。

The characteristics of gold vein are discussed.

本文总结了难采岩金矿脉的特征，针对几种典型的难采矿脉（“香肠状”、“巢状”、“分叉状”、“极薄矿脉”等）选择了采矿方法，指出了应用该采矿方法的技术关键，从而降低矿石损失率和贫化率指标，提高矿山企业的经济效益。