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物探与化探  1988, Vol. 12 Issue (4): 241-248    
  论文 本期目录 | 过刊浏览 | 高级检索 |
青藏高原东部成矿带地球物理特征分析
杨华, 梁月明, 王岚
地矿部航空物探遥感中心
AN ANALYSIS OF GEOPHYSICAL CHARACTERISTICS OFEASTERN QINGZANG(QINGHAI-XIZANG)PLATEAUMINEROGENIC BELT
Yang Hua, Jiang Yueming, Wang Lan
Genter of Aerogeophysical Remote Sensing, Ministry of Geology and Mineral Resources
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摘要 

本文应用板块构造理论解释高原东部磁场特征,指出本区存在五个不同特征的成矿带(区),它们依次为:康滇裂谷成矿带;龙门山古岛孤成矿带;雅鲁藏布江古洋脊成矿带;金沙江—哀牢山陆块离合成矿带;巴颜喀拉—雅砻江新生陆壳成矿区。其中,康滇裂谷带矿藏十分独特丰富,蕴藏着具世界规模的钒钛镍铂等矿、金铜铅锌矿、稀土及锡等多金属矿,此外,煤、磷、膏、盐及油气资源也十分丰富,是我国矿产资源储量最大、种类最多的一条成矿带。雅鲁藏布江带实际上是世界著名的地中海铬铁矿带主带的东延地段,是我国铬矿资源最有远景的地带。金沙江—哀牢山带是一条构造特殊、蕴藏着多类有色及贵金属的成矿带,如,含金富银多金属矿及斑岩铜矿等,矿化露头常常连绵数百公里,显示了它的巨大经济价值。文章最后对高原成矿带矿化模型及地球物理普查找矿效果进行了讨论,并建议在七条重要的矿带(区)普查矿产资源。

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Abstract

By applying plate tectonic theory, this paper interprets characteristics of magnetic fields in eastern Qingzang plateau, and indicates the existence of five minerogenic belts (provinces)with different characteristics in this region, whi ch are in turn Kangdian rift minerogenic belt. Longmenshan paleo-are mine rogenic belt, Yarlungzangbojiang paleo-oceanic ridge minerogenic belt, Jinshaji-ang-Ailaoshan block separation-combination minerogenic belt and Bayanhar-shan alongjiang rejuvenated continental crust minerogenic province. Among them,the Kafigdian rift belt contains extremely peculiar and rich ore resources, such as world-famous V, Ti, Ni, Pt ores, Au, Cu, Pb, Zn ores, REE, Sn and oth er polymetallic ores, together with abundant coal, P, gypsum halite and oil-gas resources, thus making up a minerogenic belt with the largest ore reserves and the most complicated mineral species in China. The Yarlungzangbojiang minerogenic belt is actually the eastern extension part of the main belt of the world-famous Mediterranean chromite belt, hence being the most promisng area for chromite resources in China.The Jinshajiang-Ailaoshan minerogenic be-It has its special, structures and contains various sorts of nonferrous and noble metal ores, such as Au-bearing and Ag-rich polymetallic ores and porphyry copper deposits, with the mineralized outcrops often stretching uninterrupted ly for several hundred kilometers, suggesting its considerable economic poten tial.Finally, the present paper gives a discitssion on mineralization model of the plateau minerogenic belt and the effectiveness of geophysical prospecting in this belt. It is suggested that ore prospecting work should be conducted in seven important ore belts (provinces).

     出版日期: 1988-08-24
引用本文:   
杨华, 梁月明, 王岚. 青藏高原东部成矿带地球物理特征分析[J]. 物探与化探, 1988, 12(4): 241-248.
Yang Hua, Jiang Yueming, Wang Lan. AN ANALYSIS OF GEOPHYSICAL CHARACTERISTICS OFEASTERN QINGZANG(QINGHAI-XIZANG)PLATEAUMINEROGENIC BELT. Geophysical and Geochemical Exploration, 1988, 12(4): 241-248.
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https://www.wutanyuhuatan.com/CN/      或      https://www.wutanyuhuatan.com/CN/Y1988/V12/I4/241

[1] 曾忻耕:1985,攀西裂谷构造与成矿作用.中国攀西裂谷文集(1).地质出版社.
[2] 杨华:1985,青藏高原航磁图展示的地球物理特征及其他地质构造意义,地球物理学报.第28卷.增刊I.
[3] 杨华:1986.青藏高原地球物理特征分析,物探与化探,第十卷.第五期.
[4] 刘行义等人:1986,西藏高原地壳构造及其均衡问题,地矿部地球物理地球化学勘查研究所所刊,第1号,地质出版社.
[5] 李永森等人:1986.怒江-澜沧江-金沙江地区重要金属矿成矿特征及分布规律,地质出版社.

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