[1]彭少梅.1993.粤北新洲推覆构造同推覆期构造地球化学的动态学研究.大地构造与成矿学,17(1):712-81.
 PENG Shaomei.1993.DYNAMIC STUDY ON THE SYNTHRUSTING TECTONOGEOCHEMISTRY OF THE XINZHOU NAPPE STRUCTURE,NORTHERN GUANGDONG PROVINCE.Geotectonica et Metallogenia,17(1):712-81.
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粤北新洲推覆构造同推覆期构造地球化学的动态学研究
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《大地构造与成矿学》[ISSN:ISSN 1001-1552/CN:CN 44-1595/P]

卷:
期数:
1993年17卷01期
页码:
712-81
栏目:
出版日期:
1993-02-15

文章信息/Info

Title:
DYNAMIC STUDY ON THE SYNTHRUSTING TECTONOGEOCHEMISTRY OF THE XINZHOU NAPPE STRUCTURE,NORTHERN GUANGDONG PROVINCE
作者:
彭少梅
中国科学院地球化学研究所矿床开放室 贵阳,550002
Author(s):
PENG Shaomei
Laboratory of Ore Deposit Geochemistry,Institute of Geochemistry,Academia Sinica,Guiyang,550002
关键词:
粤北推覆构造递进变形成矿元素地球化学行为金矿床韧性剪切带
摘要:
粤北新洲推覆构造从尾缘片体(BK_1)至前缘片体(BK_7)的渐进发育过程,代表了推覆构造的递进变形历史.在推覆运动早期,Au、Pb、Cu、As、Bi、Hg 等成矿元素从推覆体后缘迁出,晚期在前缘富集成矿.因此,外来系统中金矿成矿预测靶区,应该是在推覆体前缘片体 BK_4~BK_7.同时,在推覆运动早、中期形成的韧性推覆断层带中,Au、Hg、As、Cu 等元素的富集过程完全受同推覆期增量剪应变历史的控制,从而造成在断层带有限剪应变强度中心两侧的最大增量剪应变强度中心所限制的区段内,形成剪切带型金矿体。

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备注/Memo

备注/Memo:
国家自然科学基金资助项目(编号:49203042)成果之一,并获广东省黄金领导小组专项科技项目资助(金研-06)
更新日期/Last Update: 2011-04-29