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安徽安庆—铜陵一带铜矿包括安庆、贵池、铜陵和宣城等四个成矿单元,总面积约一万多乎方公里,系长江中下游铜矿带的一段,探明储量约占该带总量的三分之一.区内铜矿床以矽卡岩型为主,占探明储量的97%,次为斑岩型及热液脉型.已知矿床大多数集中发育在七个矿区(田)中,“盲矿为主,集腋成裘”,为本区铜矿一大特色.一、普查方法本区铜矿普查工作有下列三点应予肯定:
Anhui Anqing- Tongling copper mine includes four metallogenic units: Anqing, Guichi, Tongling and Xuancheng. The total area is about 10,000 kilometers or more. It is a section of the copper belt in the middle and lower reaches of the Yangtze River. Proven reserves account for approximately With a total of one-third of the total area, copper deposits in the region are dominated by skarn type, accounting for 97% of proved reserves, followed by porphyry and hydrothermal veins. Most of the known deposits are concentrated in seven In the two mining areas (fields), “the main mine is the blind mine, which is a combination of the maggots and maggots”, which is a major feature of the district’s copper mines. First, census methods The following three aspects of the census of copper mines in this district should be affirmed: