火山豆
或称外加火山砾(accretionary lapilli)。火山喷发时，以落在烟尘中的雨滴为中心，或者在地表滚动时，以其他碎粒为核心，由微细的火山灰凝结而成的小圆球，它通常具有同心圆状结构。
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contributed at 2011-10-13
Classification(s)
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Earth System(in Chinese) Volcanic geology
Detailed Description
| Chinese |
|---|
| Name | volcanic pisolite |
| Chinese |
|---|
| Name | 火山豆 |
| Description | 或称外加火山砾(accretionary lapilli)。火山喷发时，以落在烟尘中的雨滴为中心，或者在地表滚动时，以其他碎粒为核心，由微细的火山灰凝结而成的小圆球，它通常具有同心圆状结构。 |
How to Cite
NNU_Group (2011). 火山豆, Concept & Semantic, OpenGMS,
https://geomodeling.njnu.edu.cn/repository/concept/29d5d41e-c6f2-4a98-a0a0-3dc1fb24d3f1
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