砾石
一种直径大于2毫米，在一定程度上被磨圆了的岩石或矿物碎块。它是由暴露在地表的岩石经机械风化作用形成的粗碎屑，经过搬运后常沉积在山麓或山前地带，胶结后形成砾岩。砾石加在水泥里可制混凝土，也可作铺路材料。
101
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contributed at 2011-09-27
Classification(s)
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Earth System(in Chinese) Sedimentology and sedimentary petrology
Detailed Description
| English |
|---|
| Name | gravel |
| Chinese |
|---|
| Name | 砾石 |
| Description | 一种直径大于2毫米，在一定程度上被磨圆了的岩石或矿物碎块。它是由暴露在地表的岩石经机械风化作用形成的粗碎屑，经过搬运后常沉积在山麓或山前地带，胶结后形成砾岩。砾石加在水泥里可制混凝土，也可作铺路材料。 |
How to Cite
NNU_Group (2011). 砾石, Concept & Semantic, OpenGMS,
https://geomodeling.njnu.edu.cn/repository/concept/0ee8be6c-87e4-481f-b538-5d595063bb7a
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