s-net: sqc1494



			    	
		

		

			
				
				
				
				
			
			
				
					Systre crystallographic geometry file (.cgd) 
			
		

	




	

	
Links to this net in other databases

	

		

			topcryst
		

	

		



 

Topological data




	
Vertices per primitive translational unit 7 

	
Edges per primitive translational unit 15 

	
Transitivity (vertex,edge)(6,7)

	
Vertex degrees {4,6,4,4,4,4} 

	
Vertex coordination sequence  [(4, 12, 20, 39, 63, 110, 152, 228, 294, 406), (6, 10, 22, 30, 58, 88, 152, 204, 304, 380), (4, 12, 16, 32, 44, 84, 128, 210, 272, 390), (4, 8, 20, 32, 58, 92, 154, 204, 294, 376), (4, 10, 26, 44, 82, 124, 190, 250, 354, 434), (4, 12, 28, 52, 84, 138, 192, 272, 348, 470)] 

	
Wells’ vertex symbol [4^5.6, 4^6.6^6.7^2.8, 4^4.6^2, 4^4.6^2, 4.6.7^4, 6^4.8.10] 

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




 

Geometric data



Systre equilibrium placement (barycentric embedding) maximising unit cell volume




	
 Spacegroup: Pmmm 


	
 Parameters:  
		

			
 a   b   c   alpha   beta   gamma 
	  
			
 
			 3.42515 
			 1.5332  
			 2.58991 
			 90.0  
			 90.0  
			 90.0 
			
	  
		

	


	
 Vertex positions:
		

			

				 X-pos 
				 Y-pos 
				 Z-pos 
			


				
 
						 0.5  
						 0  
						 0.375  
				
	  
				
 
						 0.5  
						 0.5  
						 0.5  
				
	  
				
 
						 0.5  
						 0.5  
						 0  
				
	  
				
 
						 0.5  
						 0  
						 0  
				
	  
				
 
						 0.5  
						 0  
						 0.5  
				
	  
				
 
						 0  
						 0  
						 0.5  
				
	  
		

	

	
Edge end points: 
		

		
		
	






Systre coordinates favouring equal edge-lengths




	
 Spacegroup: Pmmm 



		
 Parameters:  
		

			
 a   b   c   alpha   beta   gamma 
	  
			
 
			 2.31264 
			 1.38691  
			 2.7221 
			 90.0  
			 90.0  
			 90.0 
			
	  
		

		


		
Vertex positions:
			

				

					 X-pos 
					 Y-pos 
					 Z-pos 
				


					
 
							 0.5  
							  0  
							  0.17815  
					
	  
					
 
							 0.5  
							  0.5  
							  0.5  
					
	  
					
 
							 0.5  
							  0.5  
							  0  
					
	  
					
 
							 0.5  
							  0  
							  0  
					
	  
					
 
							 0.5  
							  0  
							  0.5  
					
	  
					
 
							 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
					hqc2409
				
				*222222
				 (6,7,2)
				{4,4,4,6,4,4}
				{7.7.7.7}{7.7.7.7}{7.4.4.7}{7.4.... 
			

	


	





h-nets with edge collapse


	
 No items to display.