Table 2 Classification statistics of fracture types.

From: The effects of water content and fracture angle on rock creep and crack behavior under impact conditions

Water Content

α

Crack types

Type I

Type II

Type III

Type IV

Type V

Type VI

Type VII

Type VIII

Type IX

Type X

0%

0

 

 

 

   

30

 

  

  

 

45

     

 

 

60

     

90

  

   

 

 

50%

0

 

 

   

 

30

    

 

45

    

  

60

 

   

 

90

 

      

100%

0

 

      

 

30

 

        

45

         

60

  

   

 

 

90