s-net: sqc3061



			    	
		

		

			
				
				
				
				
			
			
				
					Systre crystallographic geometry file (.cgd) 
			
		

	




	

	
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			topcryst
		

	

		



 

Topological data




	
Vertices per primitive translational unit 9 

	
Edges per primitive translational unit 19 

	
Transitivity (vertex,edge)(2,5)

	
Vertex degrees {14,3} 

	
Vertex coordination sequence  [(14, 66, 182, 370, 630, 962, 1366, 1842, 2390, 3010), (3, 15, 65, 180, 369, 630, 962, 1366, 1842, 2390)] 

	
Wells’ vertex symbol [4^28.6^47.8^16, 4^2.6] 

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




 

Geometric data



Systre equilibrium placement (barycentric embedding) maximising unit cell volume




	
 Spacegroup: P-4m2 


	
 Parameters:  
		

			
 a   b   c   alpha   beta   gamma 
	  
			
 
			 1.99237 
			 1.99237  
			 1.77768 
			 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 
	  
			
 
			 1.27968 
			 1.27968  
			 1.15944 
			 90.0  
			 90.0  
			 90.0 
			
	  
		

		


		
Vertex positions:
			

				

					 X-pos 
					 Y-pos 
					 Z-pos 
				


					
 
							 0  
							  0  
							  0  
					
	  
					
 
							 0.18653  
							  0.2594  
							  0.22077  
					
	  
			

		


		
Edge end points: 
			

			
			
		



	

	 


 

Hyperbolic sources





h-nets with faithful topology




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h-nets with edge collapse