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黄金科学技术 ›› 2016, Vol. 24 ›› Issue (4): 19-25.doi: 10.11872/j.issn.1005-2518.2016.04.019

• 矿产勘查与资源评价 • 上一篇    下一篇

在胶东地区NE向构造中寻找金矿的启示——从赵家金矿区NE向断层含矿性谈起

魏建华1,常素彩2,纪广俭3   

  1. 1.河北省沙河市水务局,河北  沙河   054000;
    2.河北省地矿局第二地质大队,河北  唐山   063000;
    3.河北省区域地质矿产调查研究所,河北  廊坊   065000
  • 收稿日期:2016-06-28 修回日期:2016-07-19 出版日期:2016-08-28 发布日期:2016-11-17
  • 作者简介:魏建华(1958-),男,河北沙河人,高级工程师,从事矿产及水文地质勘查和研究工作。wei8631973@163.com

The Implications Revelation of Prospecting Tectonic Altered Rock Type Gold Deposits in Jiaodong District:From Mineral-bearing Potentiality of Zhaojia Gold Field

WEI Jianhua1,CHANG Sucai2,JI Guangjian   

  1. 1.Hebei Shahe Water Supplies Bureau,Shahe   054000,Hebei,China;
    2.No.2 Geological Brigade of Hebei Geology and Mineral Exploration Bureau,Tangshan   063000,Hebei,China;
    3.Hebei Institute of Regional Geology and Mineral Resources Survey,Langfang    065000,Hebei,China
  • Received:2016-06-28 Revised:2016-07-19 Online:2016-08-28 Published:2016-11-17

摘要:

胶东是我国重要的金矿聚集区,且绝大多数金矿产于NE向断层构造带中。为在该区找到更多有价值金矿,对山东龙口赵家金矿区内含矿与无矿2种NE向断层构造特征进行了勘查和研究,发现二者的主要区别是:含矿NE向构造形成于燕山旋回早中期,虽呈NE30°左右走向,但有波状弯曲(南部有转成EW向趋势),倾角较缓(10°~20°),断层带较厚,具较强的硅化、绢云母化和黄铁矿化,且有厚度不等的石英脉发育,并伴生有金、银、铅锌等矿化,达到品位即构成矿体;而不含矿的NE向构造则形成于燕山旋回晚期(白垩纪末期),产状上成平直的NE20°走向,倾角较陡(70°左右),断层带主要由压碎的碎裂岩、压碎岩和断层泥组成,无金矿体赋存,没有明显与金矿有关的蚀变。根据这2种NE向构造特征,可以对胶东各地的NE向断层的含矿性快速做出评判,这是在该区寻找和勘查NE向构造蚀变岩型金矿的一个启示。

关键词: 胶东地区, 赵家金矿, NE向构造, 含矿构造, 成矿后构造

Abstract:

In the field of Zhaojia gold mine, there are two types of developing northeast trending fault structure and they are ore-bearing or barren respectively.There are obvious differences between them: The ore-bearing northeast trending structure was formed in the early and medium stage of Yanshan cycle. Although the trend of this fault strike is 30 degrees northeast, it has the wave-like curves (The southern part is turning to the trend of east-west direction). Besides, its dip angle is a bit general (10-20°) and the fault zone is thick. And it has strong silicification, sericitization and pyritization. The quartz vein with different thickness can penetrate the fault zone and associate with gold, silver, lead and zinc mineralization. When they reach the regular grade, they can become ore body.The barren northeast trending structure was formed in the later period of Yanshan cycle (Late Cretaceous).The trend of occurrence is straight and 20 degrees northeast. Its dip angle is a bit steep (Approximately 70°).The fault zone is mainly composed of the crushed cataclasite, crushed rock and fault gouge and does not have obvious alteration and mineralization. Based on the features of the two types of northeast trending fault structure, the ore-bearing potential of northeast trending fault structure across Jiaodong can be evaluated and estimated.This can also offer some implications and suggestions for  gold prospecting in this region.

Key words: Jiaodong district, Zhaojia gold mine, northeast trending fault, ore-bearing structure, post mineralization structure

中图分类号: 

  • P618.51

[1] 赵泽霖,李俊建,刘利双,等.胶东金矿床成矿热液来源再分析及成矿动力学过程探讨 [J].黄金科学技术,2015,23(4):8-17.
[2] 严育通.胶东石英脉型和蚀变岩型金矿关系的成因矿物学研究[D].北京:中国地质大学,2012.
[3] 张晓飞,吴荣泽,石卿,等.胶东地区玲珑金矿和焦家金矿成矿控矿构造对比研究[J].黄金科学技术,2015,23(5):14-19.
[4] 邓军,杨立强,方云,等.胶东地区壳—幔作用与金成矿效应[J].地质科学,2000,35(1):60-70.
[5] 烟台金龙矿产勘查有限公司.山东省龙口市赵家矿区北矿段金及多金属矿详查报告[R].烟台:烟台金龙矿产勘查有限公司,2010.
[6] 烟台金龙矿产勘查有限公司.山东省龙口市赵家矿区南矿段金及多金属矿详查报告[R]. 烟台:烟台金龙矿产勘查有限公司,2010.
[7] 侯明兰,蒋少涌,蒋耀辉,等.胶东蓬莱金成矿区的S-Pb  同位素地球化学和Pb-Sr同位素年代学研究[J].岩石学报,2006,22(10):2525-2533.
[8] 郑培玺,周燕,王铁夫,等.山东招远灵雀山金矿床富金石英脉铷—锶等时线年龄讨论[J].岩矿测试,2007,26(5):356-358.
[9] 杨进辉,周新华.胶东地区玲珑金矿矿石和载金矿物Rb-Sr等时线年龄与成矿时代[J].科学通报,2000,45(14):1547-1553.
[10] 胡芳芳,范宏瑞,杨进辉,等.胶东乳山含金石英脉型金矿的成矿年龄:热液锆石SHRIMP法U-Pb测定[J].科学通报,2004,49(12):1191-1198.
[11] 王铮.胶东地区金矿成矿地质特征及构造控矿研究[D].石家庄:河北地质大学,2013.
[12] 赵泳越.山东省玲珑金矿矿床成因研究[D].长春:吉林大学,2012.
[12] 唐琪泳.玲珑金矿研究报告[R].北京:中国地质大学,2010.
[13] 纪广俭,张永霖,纪燕祥,等.哈图金矿带总体构造特征新见解及找矿意义[J].黄金科学技术,2016,24(2):29-36。
[14] 李四光.地质力学概论[M]北京:科学出版社,1973.
[15] 吕古贤,郭涛,舒斌,等,胶东金矿集中区构造体系多层次控矿规律研究[J].大地构造与成矿学,2007,31(2):193-204.
[16] 纪广俭.关于构造体系研究中值得注意的几个问题[J].地质论评,1980,26(4):343-346.

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