s-net: sqc2236



			    	
		

		

			
				
				
				
				
			
			
				
					Systre crystallographic geometry file (.cgd) 
			
		

	




	

	
Links to this net in other databases

	

		

			topcryst
		

	

		



 

Topological data




	
Vertices per primitive translational unit 9 

	
Edges per primitive translational unit 17 

	
Transitivity (vertex,edge)(2,4)

	
Vertex degrees {10,3} 

	
Vertex coordination sequence  [(10, 26, 46, 82, 130, 194, 274, 346, 438, 550), (3, 12, 35, 70, 118, 175, 243, 330, 423, 523)] 

	
Wells’ vertex symbol [4^8.6^12.8^20.10^5, 4.6.8] 

	
Systre key (3, 1, 1, -1, 0, 0, 1, 2, 0, 0, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 1, 5, 0, 0, 0, 1, 6, 0, 0, 0, 1, 7, 0, 0, 0, 1, 8, 0, 0, 0, 1, 9, 0, 0, 0, 2, 3, -1, 0, 0, 2, 7, 0, 1, 0, 3, 5, 0, 0, 1, 4, 5, -1, 0, 0, 4, 9, 0, 1, 0, 6, 7, 1, 0, 0, 6, 8, 0, 0, 1, 8, 9, 1, 0, 0) 




 

Geometric data



Systre equilibrium placement (barycentric embedding) maximising unit cell volume




	
 Spacegroup: P-4m2 


	
 Parameters:  
		

			
 a   b   c   alpha   beta   gamma 
	  
			
 
			 2.62066 
			 2.62066  
			 1.58833 
			 90.0  
			 90.0  
			 90.0 
			
	  
		

	


	
 Vertex positions:
		

			

				 X-pos 
				 Y-pos 
				 Z-pos 
			


				
 
						 0  
						 0  
						 0  
				
	  
				
 
						 0.14286  
						 0.28571  
						 0.33333  
				
	  
		

	

	
Edge end points: 
		

		
		
	






Systre coordinates favouring equal edge-lengths




	
 Spacegroup: P-4m2 



		
 Parameters:  
		

			
 a   b   c   alpha   beta   gamma 
	  
			
 
			 2.83696 
			 2.83696  
			 1.00045 
			 90.0  
			 90.0  
			 90.0 
			
	  
		

		


		
Vertex positions:
			

				

					 X-pos 
					 Y-pos 
					 Z-pos 
				


					
 
							 0  
							  0  
							  0  
					
	  
					
 
							 0.10775  
							  0.32376  
							  0.2507  
					
	  
			

		


		
Edge end points: 
			

			
			
		



	

	 


 

Hyperbolic sources





h-nets with faithful topology




		No items to display.




h-nets with edge collapse