ISSN 1006-3021 CN11-3474/P
Published bimonthly started in 1979
西藏雄村矿集区普钦木-哑达地区地球物理特征及找矿方向
投稿时间:2025-01-08  修订日期:2025-04-08
关键词:Geophysical  Prospecting direction  Puqinmu-Yada  Xiongcun district  Gangdise
基金项目:国家重点研发计划项目(2022YFC2905002)、国家深地科技重大专项(SQ2024AAA060124)、中国地质调查局项目(DD20240069-05,KD-[2024]-XZ-089)、西藏自治区科技计划项目(XZ202401YD0066)、成都理工大学珠峰科学研究计划(2020ZF11407)
作者单位邮编
吴昌益 成都理工大学地球与行星科学学院 610059
郎兴海* 成都理工大学地球与行星科学学院 
何青 成都理工大学地球与行星科学学院 
詹宏宇 成都理工大学地球与行星科学学院 
邓煜霖 成都理工大学能源学院 
董树义 成都理工大学地球与行星科学学院 
李志军 成都理工大学地球与行星科学学院 
王旭辉 成都理工大学地球与行星科学学院 
姜楷 西藏天圆矿业资源开发有限公司 
尊珠桑姆 西藏自治区地质矿产勘查开发局第六地质大队 
扎西平措 西藏自治区地质矿产勘查开发局第六地质大队 
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摘要:
Geophysical Characteristics and Prospecting Direction of Puqingmu-Yada Area in the Xiongcun District, Tibet
      The Xiongcun district is located on the southern margin of the central segment of the Gangdese metallogenic belt. Extensive research and exploration have been conducted in this area. Through geophysical and geochemical exploration combined with engineering validation, the Xiongcun No. 1 and No. 2 porphyry Cu-Au deposits have beendiscovered. The total Cu metal content exceeds 2.5 million tons, with associated Au over 250 tons and Ag over 1000 tons, making it an exceptionally large-scale deposit. However, many soil and rock Cu-Au element anomalies still exist in the periphery of No.1 and No.2 deposits in Xiongcun district, requiring further evaluation to guide the deployment of exploration work. In this context, by summarising the geochemical anomalies of soil and rock in the Xiongcun district, this paper carries out an electro-excitation physical survey in the Puqinmu-Yada area. And circles the J1 anomalous area with high apparent polarisation and low apparent resistivity in Puqinmu, and the J2 anomalous area with medium-high apparent polarisation and medium-low apparent resistivity in Yada. The two anomalies were also verified by drilling and trenching engineering, which revealed copper-gold ore bodies at the depth of the J1 anomaly and the surface of the J2 anomaly. It also concluded that the two anomalies are mineralised. It proposed that the deep and marginal parts of the J1 anomaly and the deep parts of the J2 anomaly have significant potential for ore searching, and are the key areas for future ore searching in the Xiongcun district.
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