s-net: sqc3309



			    	
		

		

			
				
				
				
				
			
			
				
					Systre crystallographic geometry file (.cgd) 
			
		

	




	

	
Links to this net in other databases

	

		

			topcryst
		

	

		



 

Topological data




	
Vertices per primitive translational unit 8 

	
Edges per primitive translational unit 20 

	
Transitivity (vertex,edge)(5,4)

	
Vertex degrees {4,3,12,8,4} 

	
Vertex coordination sequence  [(4, 4, 36, 74, 228, 230, 552, 466, 1016, 786), (3, 23, 50, 177, 186, 472, 404, 906, 706, 1480), (12, 32, 126, 142, 380, 336, 774, 614, 1308, 976), (8, 48, 74, 226, 224, 544, 458, 1002, 776, 1600), (4, 24, 112, 140, 360, 332, 748, 608, 1276, 968)] 

	
Wells’ vertex symbol [4^4.6^2, 4^2.6, 4^8.6^42.8^12.10^4, 4^12.6^16, 4^2.6^4] 

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




 

Geometric data



Systre equilibrium placement (barycentric embedding) maximising unit cell volume




	
 Spacegroup: I-4m2 


	
 Parameters:  
		

			
 a   b   c   alpha   beta   gamma 
	  
			
 
			 1.83184 
			 1.83184  
			 3.11399 
			 90.0  
			 90.0  
			 90.0 
			
	  
		

	


	
 Vertex positions:
		

			

				 X-pos 
				 Y-pos 
				 Z-pos 
			


				
 
						 0  
						 0  
						 0  
				
	  
				
 
						 0.16667  
						 0.16667  
						 0  
				
	  
				
 
						 0.5  
						 0  
						 0.25  
				
	  
				
 
						 0  
						 0.5  
						 0.25  
				
	  
				
 
						 0  
						 0  
						 0.5  
				
	  
		

	

	
Edge end points: 
		

		
		
	






Systre coordinates favouring equal edge-lengths




	
 Spacegroup: I-4m2 



		
 Parameters:  
		

			
 a   b   c   alpha   beta   gamma 
	  
			
 
			 1.50619 
			 1.50619  
			 1.84607 
			 90.0  
			 90.0  
			 90.0 
			
	  
		

		


		
Vertex positions:
			

				

					 X-pos 
					 Y-pos 
					 Z-pos 
				


					
 
							 0  
							  0  
							  0  
					
	  
					
 
							 0.24384  
							  0.24384  
							  0  
					
	  
					
 
							 0.5  
							  0  
							  0.25  
					
	  
					
 
							 0  
							  0.5  
							  0.25  
					
	  
					
 
							 0  
							  0  
							  0.5  
					
	  
			

		


		
Edge end points: 
			

			
			
		



	

	 


 

Hyperbolic sources





h-nets with faithful topology




		1 record listed.

	

		

			Image
			h-net name
			Orbifold symbol
			Transitivity (Vert,Edge,Face)
			Vertex Degree
			2D Vertex Symbol
		


		
			

					Net details
					hqc1546
				
				*4444
				 (5,4,2)
				{4,3,12,8,4}
				{4.4.4.4}{4.6.4}{4.6.6.4.6.6.4.6... 
			

	


	





h-nets with edge collapse


	
 No items to display.