s-net: sqc1708



			    	
		

		

			
				
				
				
				
			
			
				
					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 16 

	
Transitivity (vertex,edge)(6,8)

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

	
Vertex coordination sequence  [(4, 12, 22, 54, 90, 150, 206, 290, 382, 510), (4, 6, 16, 40, 76, 114, 190, 258, 364, 462), (4, 6, 16, 42, 64, 112, 172, 262, 348, 464), (4, 4, 12, 36, 66, 106, 162, 248, 340, 452), (4, 12, 32, 64, 100, 146, 212, 296, 396, 522), (4, 12, 24, 44, 72, 122, 176, 264, 388, 520)] 

	
Wells’ vertex symbol [6.9^4.12, 3^2.4.9^2.10, 3^2.4.9^2.10, 3^4.4^2, 6^4.8.9, 9^5.12] 

	
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, 0, 0, 0, 3, 7, 0, 0, 0, 4, 5, 0, 0, 1, 4, 6, 0, 0, 1, 4, 7, 0, 0, 1, 5, 6, 0, 0, 0, 5, 8, 0, 0, 0, 6, 7, 0, 0, 0, 7, 8, -1, 0, 0, 8, 8, 0, -1, 0) 




 

Geometric data



Systre equilibrium placement (barycentric embedding) maximising unit cell volume




	
 Spacegroup: Pmmm 


	
 Parameters:  
		

			
 a   b   c   alpha   beta   gamma 
	  
			
 
			 4.35518 
			 2.23254  
			 2.3524 
			 90.0  
			 90.0  
			 90.0 
			
	  
		

	


	
 Vertex positions:
		

			

				 X-pos 
				 Y-pos 
				 Z-pos 
			


				
 
						 0  
						 0  
						 0  
				
	  
				
 
						 0.375  
						 0  
						 0  
				
	  
				
 
						 0.5  
						 0  
						 0.125  
				
	  
				
 
						 0.5  
						 0  
						 0  
				
	  
				
 
						 0  
						 0.5  
						 0  
				
	  
				
 
						 0.5  
						 0  
						 0.5  
				
	  
		

	

	
Edge end points: 
		

		
		
	






Systre coordinates favouring equal edge-lengths




	
 Spacegroup: Pmmm 



		
 Parameters:  
		

			
 a   b   c   alpha   beta   gamma 
	  
			
 
			 4.02655 
			 1.27332  
			 0.96358 
			 90.0  
			 90.0  
			 90.0 
			
	  
		

		


		
Vertex positions:
			

				

					 X-pos 
					 Y-pos 
					 Z-pos 
				


					
 
							 0  
							  0  
							  0  
					
	  
					
 
							 0.27056  
							  0  
							  0  
					
	  
					
 
							 0.5  
							  0  
							  0.26333  
					
	  
					
 
							 0.5  
							  0  
							  0  
					
	  
					
 
							 0  
							  0.5  
							  0  
					
	  
					
 
							 0.5  
							  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
					hqc2428
				
				*222222
				 (6,8,2)
				{4,4,4,4,4,4}
				{10.10.10.10}{10.10.10.10}{10.3.... 
			

	


	





h-nets with edge collapse


	
 No items to display.