典型文献
Using computational fluid dynamic simulation with Flow-3D to reveal the origin of the mushroom stone in the Xiqiao Mountain of Guangdong,China
文献摘要:
Mushroom shaped rocks are not uncommon in nature,but their origin is often misunderstood because they can be formed by different natural forces.A huge mushroom stone in a stream valley of the Xiqiao Mountain of Guangdong,China is widely believed to be formed through the way of stream water erosion.However,the result of the simulation performed with Flow-3D in this study indicates that the mushroom shape of the rock could not have been sculpted by the flowing water erosion because the simulation result contradicts that of the field investigations:(1) the sediment brought by upstream flowing water tends to be deposited on the leeward side of the flowing water preventing the rock on this side form being eroded,but the narrowest part of the rock bottom is exactly located on this side of the rock and (2) the stream flow should erode the bed sediment and produce high abrasion on the rock surface on the upstream and lateral sides of the rock,respectively,but no abrasion marks are found on the same sides of the rock.Subsequent geological analyses in this study provide evidence that the narrow bottom of the mushroom stone was resulted from chemical and physical weathering happening within the sediment that used to deposit on the lee side of the stone.
文献关键词:
中图分类号:
作者姓名:
LI Jian-cheng;WANG Wei;ZHENG Yan-ming;WEN Xiao-hao;FENG Jing;SHENG Li;WANG Chen;QIU Ming-kun
作者机构:
Department of Geography,Hanshan Normal University,Chaozhou 521041,China;Geographic School,South China Normal University,Guangzhou 510631,China
文献出处:
引用格式:
[1]LI Jian-cheng;WANG Wei;ZHENG Yan-ming;WEN Xiao-hao;FENG Jing;SHENG Li;WANG Chen;QIU Ming-kun-.Using computational fluid dynamic simulation with Flow-3D to reveal the origin of the mushroom stone in the Xiqiao Mountain of Guangdong,China)[J].山地科学学报(英文版),2022(01):1-15
A类:
Xiqiao
B类:
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AB值:
0.472818
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