s-net: sqc656



			    	
		

		

			
				
				
				
				
			
			
				
					Systre crystallographic geometry file (.cgd) 
			
		

	




	

	
Links to this net in other databases

	

		

			topcryst
		

	

		



 

Topological data




	
Vertices per primitive translational unit 6 

	
Edges per primitive translational unit 11 

	
Transitivity (vertex,edge)(4,6)

	
Vertex degrees {4,3,4,4} 

	
Vertex coordination sequence  [(4, 10, 24, 50, 86, 130, 182, 242, 310, 386), (3, 9, 21, 41, 76, 122, 174, 234, 302, 378), (4, 12, 30, 58, 94, 138, 190, 250, 318, 394), (4, 10, 24, 50, 86, 130, 182, 242, 310, 386)] 

	
Wells’ vertex symbol [6^4.8^2, 6^3, 6.8^4.10, 6.8^4.10] 

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




 

Geometric data



Systre equilibrium placement (barycentric embedding) maximising unit cell volume




	
 Spacegroup: Pmmm 


	
 Parameters:  
		

			
 a   b   c   alpha   beta   gamma 
	  
			
 
			 1.99679 
			 1.41186  
			 2.96261 
			 90.0  
			 90.0  
			 90.0 
			
	  
		

	


	
 Vertex positions:
		

			

				 X-pos 
				 Y-pos 
				 Z-pos 
			


				
 
						 0  
						 0.5  
						 0.27273  
				
	  
				
 
						 0.5  
						 0.5  
						 0.18182  
				
	  
				
 
						 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 
	  
			
 
			 2.0 
			 1.00008  
			 3.00004 
			 90.0  
			 90.0  
			 90.0 
			
	  
		

		


		
Vertex positions:
			

				

					 X-pos 
					 Y-pos 
					 Z-pos 
				


					
 
							 0  
							  0.5  
							  0.33333  
					
	  
					
 
							 0.5  
							  0.5  
							  0.3333  
					
	  
					
 
							 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
					hqc1776
				
				*222222
				 (4,6,2)
				{4,3,4,4}
				{6.8.8.6}{6.8.8}{8.8.8.8}{8.8.8.8} 
			

	


	





h-nets with edge collapse


	
 No items to display.