安徽歙县伏川蛇绿岩套的Sm-Nd等时线年龄及其地质意义
- 1 August 1989
- journal article
- Published by Science China Press., Co. Ltd. in Chinese Science Bulletin
- Vol. 34 (16) , 1243-1245
- https://doi.org/10.1360/csb1989-34-16-1243
Abstract
安徽歙县的蛇绿岩套呈NE向分布,延长40余公里,在伏川出露最完好,故名伏川蛇绿岩套. 它由纯橄榄岩、方辉橄榄岩、堆晶辉石岩、伟晶辉长岩、辉长岩、富钠闪长岩和石英闪长岩,细碧岩、角斑岩和凝灰质千枚岩组成(图1),被构造推覆于前寒武纪歙县花岗闪长岩体上.Keywords
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