s-net: sqc1476



			    	
		

		

			
				
				
				
				
			
			
				
					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 {4,3,4,4,8,4} 

	
Vertex coordination sequence  [(4, 20, 38, 98, 142, 234, 302, 426, 518, 674), (3, 14, 29, 74, 113, 192, 253, 369, 450, 604), (4, 12, 26, 70, 114, 202, 266, 392, 488, 640), (4, 12, 40, 74, 140, 202, 306, 394, 526, 638), (8, 20, 54, 90, 154, 218, 318, 402, 534, 646), (4, 10, 28, 58, 112, 164, 254, 336, 464, 560)] 

	
Wells’ vertex symbol [6^5.8, 3.6^2, 6^6, 6^4.8^2, 3^4.4^2.6^15.7^4.8^3, 6^4.8^2] 

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




 

Geometric data



Systre equilibrium placement (barycentric embedding) maximising unit cell volume




	
 Spacegroup: Pmmm 


	
 Parameters:  
		

			
 a   b   c   alpha   beta   gamma 
	  
			
 
			 2.50897 
			 1.44767  
			 2.28964 
			 90.0  
			 90.0  
			 90.0 
			
	  
		

	


	
 Vertex positions:
		

			

				 X-pos 
				 Y-pos 
				 Z-pos 
			


				
 
						 0  
						 0  
						 0  
				
	  
				
 
						 0.16667  
						 0.5  
						 0.5  
				
	  
				
 
						 0.5  
						 0  
						 0.5  
				
	  
				
 
						 0.5  
						 0  
						 0  
				
	  
				
 
						 0  
						 0  
						 0.5  
				
	  
				
 
						 0.5  
						 0.5  
						 0.5  
				
	  
		

	

	
Edge end points: 
		

		
		
	






Systre coordinates favouring equal edge-lengths




	
 Spacegroup: Pmmm 



		
 Parameters:  
		

			
 a   b   c   alpha   beta   gamma 
	  
			
 
			 2.52 
			 1.47849  
			 2.22037 
			 90.0  
			 90.0  
			 90.0 
			
	  
		

		


		
Vertex positions:
			

				

					 X-pos 
					 Y-pos 
					 Z-pos 
				


					
 
							 0  
							  0  
							  0  
					
	  
					
 
							 0.15798  
							  0.5  
							  0.5  
					
	  
					
 
							 0.5  
							  0  
							  0.5  
					
	  
					
 
							 0.5  
							  0  
							  0  
					
	  
					
 
							 0  
							  0  
							  0.5  
					
	  
					
 
							 0.5  
							  0.5  
							  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
					hqc2404
				
				*222222
				 (6,7,2)
				{8,3,4,4,4,4}
				{3.6.6.3.3.6.6.3}{3.6.6}{6.6.6.6... 
			

	


	





h-nets with edge collapse


	
 No items to display.