Tetragonal (4 and 4*) Space Groups

Steven Dutch, Natural and Applied Sciences, University of Wisconsin - Green Bay
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075-p4.gif (1517 bytes)
75 P4

(+x,+y,+z); (-x,-y,+z); (+y,-x,+z); (+y,+x,+z)

076-p4i.gif (1429 bytes)
76 P4₁

(+x,+y,+z); (-x,-y,1/2+z); (+y,-x,3/4+z); (-y,+x,1/4+z)

077-p4j.gif (1462 bytes)
77 P4₂

(+x,+y,+z); (-x,-y,+z); (+y,-x, 1/2+z); (-y,+x,1/2+z)

078-p4k.gif (1399 bytes)
78 P4₃

(+x,+y,+z); (-x,-y,1/2+z); ( +y,-x,1/4+z); (-y,+x,3/4+z)

079-i4.gif (1778 bytes)
79 I4     Origins: (0,0,0    1/2.1/2,1/2)

(+x,+y,+z); (-x,-y,+z); (+y,-x,+z); (-y,+x,+z)

080-i4i.gif (1594 bytes)
80 I4₁   Origins: (0,0,0    1/2.1/2,1/2)

(+x,+y,+z); (-x,-y,+z); (+y,1/2-x,1/4+z); (-y,1/2+x,1/4+z)

081-p4x.gif (1474 bytes)
81 P4*

(+x,+y,+z); (-x,-y,+z); (+y,-x,-z); (-y,+x,-z)

082-i4x.gif (1768 bytes)
82 I4*   Origins: (0,0,0    1/2.1/2,1/2)

(+x,+y,+z); (-x,-y,+z); (+y,-x,-z); (-y,+x,-z)

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Created 30 March 1999, Last Update 31 December 2002

Not an official UW Green Bay site

	75 P4 (+x,+y,+z); (-x,-y,+z); (+y,-x,+z); (+y,+x,+z)
	76 P4₁ (+x,+y,+z); (-x,-y,1/2+z); (+y,-x,3/4+z); (-y,+x,1/4+z)
	77 P4₂ (+x,+y,+z); (-x,-y,+z); (+y,-x, 1/2+z); (-y,+x,1/2+z)
	78 P4₃ (+x,+y,+z); (-x,-y,1/2+z); ( +y,-x,1/4+z); (-y,+x,3/4+z)
	79 I4 Origins: (0,0,0 1/2.1/2,1/2) (+x,+y,+z); (-x,-y,+z); (+y,-x,+z); (-y,+x,+z)
	80 I4₁ Origins: (0,0,0 1/2.1/2,1/2) (+x,+y,+z); (-x,-y,+z); (+y,1/2-x,1/4+z); (-y,1/2+x,1/4+z)
	81 P4* (+x,+y,+z); (-x,-y,+z); (+y,-x,-z); (-y,+x,-z)
	82 I4* Origins: (0,0,0 1/2.1/2,1/2) (+x,+y,+z); (-x,-y,+z); (+y,-x,-z); (-y,+x,-z)