s-net: sqc1493



			    	
		

		

			
				
				
				
				
			
			
				
					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, 10, 16, 40, 68, 124, 169, 287, 366, 538), (6, 6, 18, 36, 66, 112, 174, 238, 390, 466), (4, 8, 12, 36, 56, 114, 156, 252, 344, 496), (4, 12, 32, 82, 140, 210, 304, 394, 524, 634), (4, 12, 34, 74, 102, 210, 258, 402, 470, 650), (4, 12, 32, 58, 108, 152, 276, 336, 506, 576)] 

	
Wells’ vertex symbol [3^2.4.8^2.9, 3^4.4^2.8^2.9^6.10, 3^4.4^2, 6^4.8^2, 6.8^4.12, 8^6] 

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




 

Geometric data



Systre equilibrium placement (barycentric embedding) maximising unit cell volume




	
 Spacegroup: Pmmm 


	
 Parameters:  
		

			
 a   b   c   alpha   beta   gamma 
	  
			
 
			 3.443 
			 1.75835  
			 2.17933 
			 90.0  
			 90.0  
			 90.0 
			
	  
		

	


	
 Vertex positions:
		

			

				 X-pos 
				 Y-pos 
				 Z-pos 
			


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

	

	
Edge end points: 
		

		
		
	






Systre coordinates favouring equal edge-lengths




	
 Spacegroup: Pmmm 



		
 Parameters:  
		

			
 a   b   c   alpha   beta   gamma 
	  
			
 
			 2.10328 
			 1.89381  
			 0.96376 
			 90.0  
			 90.0  
			 90.0 
			
	  
		

		


		
Vertex positions:
			

				

					 X-pos 
					 Y-pos 
					 Z-pos 
				


					
 
							 0.5  
							  0.5  
							  0.17237  
					
	  
					
 
							 0.5  
							  0  
							  0.5  
					
	  
					
 
							 0.5  
							  0.5  
							  0.5  
					
	  
					
 
							 0  
							  0  
							  0  
					
	  
					
 
							 0  
							  0.5  
							  0  
					
	  
					
 
							 0.5  
							  0.5  
							  0  
					
	  
			

		


		
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
					hqc2413
				
				*222222
				 (6,7,2)
				{4,4,4,4,6,4}
				{9.9.9.9}{9.9.9.9}{9.9.9.9}{9.3.... 
			

	


	





h-nets with edge collapse


	
 No items to display.