冰川擦痕
冰川内的砂粒或石块的棱角，在磨光面上摩擦刻划成的深浅粗细不等的条痕。冰川擦痕一般呈钉头鼠尾状，绝大多数平行于砾石的长轴，可有不同方向的条痕重叠出现，与洪流、泥石流和滑坡等在石块或基岩面上形成的条痕不同，多数冰川擦痕平行密集形成于磨光面上。因此必须对区域地质、地貌条件进行全面调查分析，严格鉴别，才能查明擦痕的成因。
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contributed at 2011-12-23
Classification(s)
●
Earth System(in Chinese) Glacial geology
Detailed Description
| English |
|---|
| Name | glacial striae |
| Chinese |
|---|
| Name | 冰川擦痕 |
| Description | 冰川内的砂粒或石块的棱角，在磨光面上摩擦刻划成的深浅粗细不等的条痕。冰川擦痕一般呈钉头鼠尾状，绝大多数平行于砾石的长轴，可有不同方向的条痕重叠出现，与洪流、泥石流和滑坡等在石块或基岩面上形成的条痕不同，多数冰川擦痕平行密集形成于磨光面上。因此必须对区域地质、地貌条件进行全面调查分析，严格鉴别，才能查明擦痕的成因。 |
How to Cite
NNU_Group (2011). 冰川擦痕, Concept & Semantic, OpenGMS,
https://geomodeling.njnu.edu.cn/repository/concept/80a3c75a-37b6-4a6f-9300-4664469ae866
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