球状风化
岩石由表及里呈圆球状层层风化剥落，棱角逐步圆化的现象。如花岗岩节理发育，把岩体分成许多岩块，由于温度急剧变化，使岩块的表里和各种矿物胀缩不均，岩块表层发生裂纹并不断破碎。加之化学风化作用的影响，岩块表层受到化学分解，风化作用不断进行，使岩块逐步变为球状。球状风化的碎屑物质被剥离以后，残留的球形岩块称为石蛋。
Classification(s)
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Geographic semantic resource library Earth System(in Chinese) Geomorphology
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| English |
|---|
| Name | spheroical weathering |
| Chinese |
|---|
| Name | 球状风化 |
| Description | 岩石由表及里呈圆球状层层风化剥落，棱角逐步圆化的现象。如花岗岩节理发育，把岩体分成许多岩块，由于温度急剧变化，使岩块的表里和各种矿物胀缩不均，岩块表层发生裂纹并不断破碎。加之化学风化作用的影响，岩块表层受到化学分解，风化作用不断进行，使岩块逐步变为球状。球状风化的碎屑物质被剥离以后，残留的球形岩块称为石蛋。 |
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NNU_Group (2011). 球状风化, Concept & Semantic, OpenGMS,
https://geomodeling.njnu.edu.cn/repository/concept/22ecf476-697e-41ec-9da1-e5c0c7b226cb
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