南丹型
是中国南方海相泥盆系的一种远岸、缺氧、水体平静的海盆地沉积类型，发育于地台区。以广西南丹、罗富的中、上泥盆统为代表。以黑色，深灰色泥岩，粘土岩及黑灰色硅质粘土岩、泥岩和泥质条带状灰岩为其特点。化石组合以漂浮和游泳的笔石、竹节石、菊石为主，并伴有三叶虫、介形虫及少数腕足类等。
Classification(s)
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Geographic semantic resource library Earth System(in Chinese) Geostratigraphic stratigraphy
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| English |
|---|
| Name | Nandan(Nantan) type |
| Chinese |
|---|
| Name | 南丹型 |
| Description | 是中国南方海相泥盆系的一种远岸、缺氧、水体平静的海盆地沉积类型，发育于地台区。以广西南丹、罗富的中、上泥盆统为代表。以黑色，深灰色泥岩，粘土岩及黑灰色硅质粘土岩、泥岩和泥质条带状灰岩为其特点。化石组合以漂浮和游泳的笔石、竹节石、菊石为主，并伴有三叶虫、介形虫及少数腕足类等。 |
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NNU_Group (2011). 南丹型, Concept & Semantic, OpenGMS,
https://geomodeling.njnu.edu.cn/repository/concept/de69a41b-f7c7-4caf-8dcd-410091e525a2
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