The Skutterudite (As₃ Co) Structure

Last modified 5 April 2001

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• Prototype: As₃Co (Skutterudite)
• Pearson Symbol: cI32
• Strukturbericht Designation: D0₂
• Space Group: Im(-3) (Cartesian and lattice coordinate listings available)
• Number: 204
• Primitive Vectors:
  • A₁ = - ½ a X + ½ a Y + ½ a Z
  • A₂ = + ½ a X - ½ a Y + ½ a Z
  • A₃ = + ½ a X + ½ a Y - ½ a Z
• Basis Vectors:

  B1	=	½ A1	=	- ¼ a X + ¼ a Y + ¼ a Z	(8c)	(Co)
  B1	=	½ A2	=	+ ¼ a X - ¼ a Y + ¼ a Z	(8c)	(Co)
  B3	=	½ A3	=	+ ¼ a X + ¼ a Y - ¼ a Z	(8c)	(Co)
  B4	=	½ A1 + ½ A2 + ½ A3	=	+ ¼ a X + ¼ a Y - ¼ a Z	(8c)	(Co)
  B5	=	+ (y+z) A1 + z A2 + y A3	=	+ y a Y + z a Z	(24g)	(As)
  B6	=	+ (y-z) A1 - z A2 + y A3	=	+ y a Y - z a Z	(24g)	(As)
  B7	=	+ y A1 + (y+z) A2 + z A3	=	+ z a X + y a Z	(24g)	(As)
  B8	=	+ y A1 + (y-z) A2 - z A3	=	- z a X + y a Z	(24g)	(As)
  B9	=	+ z A1 + y A2 + (y+z) A3	=	+ y a X + z a Y	(24g)	(As)
  B10	=	- z A1 + y A2 + (y-z) A3	=	+ y a X - z a Y	(24g)	(As)
  B11	=	- (y+z) A1 - z A2 - y A3	=	- y a Y - z a Z	(24g)	(As)
  B12	=	+ (z-y) A1 + z A2 - y A3	=	- y a Y + z a Z	(24g)	(As)
  B13	=	- y A1 - (y+z) A2 - z A3	=	- z a X - y a Z	(24g)	(As)
  B14	=	- y A1 + (z-y) A2 + z A3	=	+ z a X - y a Z	(24g)	(As)
  B15	=	- z A1 - y A2 - (y+z) A3	=	- y a X - z a Y	(24g)	(As)
  B16	=	+ z A1 - y A2 + (z-y) A3	=	- y a X + z a Y	(24g)	(As)

See these vectors in a better notation.

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