The porosity and permeability of typical basaltic rocks have been analyzed. Four effusive facies basalt layers and two volcanic necks with rock outcrops can be identified.
牛头山古火山历经四期喷发，地表可见四层喷溢相玄武岩层和两处火山颈相岩石出露。
The porosity and permeability of typical basaltic rocks have been analyzed. Four effusive facies basalt layers and two volcanic necks with rock outcrops can be identified.
牛头山古火山历经四期喷发，地表可见四层喷溢相玄武岩层和两处火山颈相岩石出露。
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