河北省赤城县赵家沟金矿成矿地质条件及找矿方向初探

详细信息

收稿日期: 1992-11-10

修回日期: 1993-04-25

刊出日期: 1993-12-31

THE INVESTIGATION ON ORE FORMING GEOLOGICAL CONDITION AND PROSPECTINGDIRECTION OF CHAOIJAGOU GOLD DEPOSIT IN CHICHENG COUNTY, HEBEI PROVINCE

Received Date: 10 November 1992

Revised Date: 25 April 1993

Publish Date: 31 December 1993

摘要: 该矿床产于尚义-赤城深断裂南侧之水泉沟正长岩外接触带中。区内主要地层为桑于群第二岩段，原岩为一套中基一中酸性火山熔岩，含金量平均为46×10-9。矿体主要受控于东西向断裂带中，该带既为导矿构又是容矿构造。矿体具垂直分带特点。即地表为石英脉型，往深部渐变为蚀变岩型。区内赵家沟正长岩属于印支期水泉沟碱性杂岩体东延部分，含金量平均为22.2×10-9；赵家沟金矿床形成与该岩体密切相关，岩体外接触带是本区找矿的有利地段。
- 成矿地质条件 /
- 找矿方向 /
- 赵家沟金矿
Abstract: This gold deposit occured in the external contact zone of Shuiquangou syenite wich is in the south of Shangyi-Chicheng deep fault. The main Strata in the area is the second rock section of Sanggan Group, of which the protoiith were middle basic-middle acid volcanic lava with the mean gold content of 46×10-9.
- oer forming geological condition /
- propecting direction /
- Zhaojiagou gold deposit