火山灰火山锥
由细粒的火山抛出物组成的锥形高地。当玄武岩浆穿过浅海底、湖底或其他被水浸泡过的地面时形成。沿着大洋岛屿的边缘特别容易见到。它们主要由成层良好的暗灰色玄武质火山灰组成，玻璃质抛出物为黄色和褐色橙玄玻璃。海相页岩、珊瑚和海滨砾石等异源物质也相当丰富。
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contributed at 2011-10-13
Classification(s)
●
Earth System(in Chinese) Volcanic geology
Detailed Description
| Chinese |
|---|
| Name | ashcone，tuffcone |
| Chinese |
|---|
| Name | 火山灰火山锥 |
| Description | 由细粒的火山抛出物组成的锥形高地。当玄武岩浆穿过浅海底、湖底或其他被水浸泡过的地面时形成。沿着大洋岛屿的边缘特别容易见到。它们主要由成层良好的暗灰色玄武质火山灰组成，玻璃质抛出物为黄色和褐色橙玄玻璃。海相页岩、珊瑚和海滨砾石等异源物质也相当丰富。 |
How to Cite
NNU_Group (2011). 火山灰火山锥, Concept & Semantic, OpenGMS,
https://geomodeling.njnu.edu.cn/repository/concept/19b01f82-7e77-4822-a619-6201e0b49dca
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