首页|青海省都兰县扎空龙洼地区钨多金属矿地质特征及其成矿控制因素

青海省都兰县扎空龙洼地区钨多金属矿地质特征及其成矿控制因素

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研究区位于东昆仑造山带东段伯喀里克—香日德印支期成矿带,区内物化探异常显示了较好的成矿前景.在异常查证过程中发现12 条含钨矽卡岩带,圈定30 个钨矿体;发现6 条含金银构造蚀变带,圈定金矿体8 个、金银矿体1 个.通过分析表明:矿床受构造、岩浆岩、地层等多种因素控制,当碳酸盐沉积建造遇到高温流体后,发生了强烈的气水溶液交代作用,其成矿阶段主要为矽卡岩期进变质阶段、退变质阶段和氧化物阶段,石英-硫化物期分早期硫化物阶段和晚期硫化物阶段.
Geological Characteristics and Controlling Factors of Tungsten Polymetallic Mineralization in Zakong Longwa Area,Dulan County,Qinghai Province
The study area is located in Berkarik-Chantilly Indosinian period metallogenic belt in the eastern part of the East Kunlun orogenic belt,and the geophysical and geochemical anomalies in the area show a good metallogenic prospect.In the process of anomaly verification,six gold and silver bearing structural alteration belts were found,including 8 deposit ore bodies and 1 gold and silver ore body.According to the analysis,the minerals in the area were formed under the control of regional structure,magmatic rocks,strata and other comprehensive factors.When the carbonate sedimentary formation encountered high temperature fluid,strong gas-aqueous metasomatism oc-curred.The mineralization stages were mainly the progressive metamorphic stage,the retrometamorphic stage and the oxide stage,and the quartz-sulfide stage was divided into early sulfide stage and late sulfide stage.

tungsten polymetallicmetallogenic geologygenesis of depositZakon LongwaEast Kunlun

马英、王军、马芳、马启龙

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青海省有色第三地质勘查院,青海 西宁 810000

青海省自然资源博物馆,青海 西宁 810000

钨多金属 成矿地质 矿床成因 扎空龙洼 东昆仑

青海省省级地质勘查基金项目

青自然资[2022]12号

2024

中国钼业
金堆城钼业集团有限公司 陕西省有色金属学会 中国有色金属工业协会钼业分会

中国钼业

CSTPCD
影响因子:0.481
ISSN:1006-2602
年,卷(期):2024.48(4)