| 中奥陶系与上侏罗系间古风化壳的判别与分析 |
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| 引用本文： | 张永鼎.中奥陶系与上侏罗系间古风化壳的判别与分析[J].鞍山科技大学学报,1991(4). |
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| 作者姓名： | 张永鼎 |
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| 作者单位： | 鞍山钢铁学院采矿系 |
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| 摘 要： | 在喀佐附近,中奥陶系石灰岩之上有一个古风化壳。侏罗系石灰岩质砾岩覆盖在古风化壳之上,并渗入石灰岩裂隙之中。砾岩层厚300 m,砾石由石灰岩构成,砾石大小为0.03～0.05 m及0.5～1 m,磨圆度较好。通过对这个古风化壳的分析,可为中生代盆地边界的确定提供有力证据,也为寻找古砂矿床提供地质资料。
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| 关 键 词： | 喀佐 奥陶系 侏罗系 古风化壳 |
Distinguishing and Analysis for Ancient Crust of Weathering between Ordovician and Upper Jurassic |
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| Zhang Yongding Dept. of Mining.Distinguishing and Analysis for Ancient Crust of Weathering between Ordovician and Upper Jurassic[J].Journal of Anshan University of Science and Technology,1991(4). |
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| Authors: | Zhang Yongding Dept of Mining |
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| Institution: | Zhang Yongding Dept. of Mining |
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| Abstract: | |
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| Keywords: | Kazuo Ordovician Jurassic ancient crust of weathering |
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