震旦系
时代属新元古代震旦纪。其下与南华系相接，其上被寒武系所覆。层型剖面位于长江三峡地区。分上下两统，下统陡山沱阶，上统灯影峡阶。底界定在南华系南沱组顶，地质年龄约为6.3亿年，顶界为寒武系梅树村组底面，时限约为5.4亿年。震旦纪生物群由蓝藻类、刺球藻类和凝源类组成。
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contributed at 2011-10-11
Classification(s)
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Earth System(in Chinese) Geostratigraphic stratigraphy
Detailed Description
| English |
|---|
| Name | Sinian System |
| Chinese |
|---|
| Name | 震旦系 |
| Description | 时代属新元古代震旦纪。其下与南华系相接，其上被寒武系所覆。层型剖面位于长江三峡地区。分上下两统，下统陡山沱阶，上统灯影峡阶。底界定在南华系南沱组顶，地质年龄约为6.3亿年，顶界为寒武系梅树村组底面，时限约为5.4亿年。震旦纪生物群由蓝藻类、刺球藻类和凝源类组成。 |
How to Cite
NNU_Group (2011). 震旦系, Concept & Semantic, OpenGMS,
https://geomodeling.njnu.edu.cn/repository/concept/361897a0-8ab1-4bde-9ca9-31b5968c2f4c
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