| 沂沭河的发育演变与金刚石砂矿的分布特征 |
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| 引用本文： | 潘凤英.沂沭河的发育演变与金刚石砂矿的分布特征[J].南京师大学报,1991,14(4):125-131,124. |
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| 作者姓名： | 潘凤英 |
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| 作者单位： | 南京师大地理系 |
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| 摘 要： | 本文扼要阐明控制沂沭河发育的地质地貌条件,中下游地区的河谷地貌与沉积物特征,河流发育简史及下游河道变迁,探讨了沂沭河流域金刚石砂矿的分布特征与富集条件。
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| 关 键 词： | 河道变迁 砂矿分布 沂沭河 金刚石 |
A Discussion on the Evolution of Yishu River and the Concentration Conditions of Placer Diamond |
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| Pan Fengying.A Discussion on the Evolution of Yishu River and the Concentration Conditions of Placer Diamond[J].Journal of Nanjing Normal University(Natural Science Edition),1991,14(4):125-131,124. |
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| Authors: | Pan Fengying |
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| Institution: | Department of Geography |
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| Abstract: | This paper expounds briefly the geological and geomorphic condi(?)ions of evolution in Yishu River, the valley geomorphic and depositional characteristics in the middle and lower reaches, the evolution sequence, and the shifting of valley in the lower reaches. Then the writer studies the distribution and concentration conditions of placer diamond in this area. |
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| Keywords: | Yishu river Evolution conditions Valley geomorphy Shifting of valley Distrobution of placer |
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