Categorisation by Class
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Jon Goss
AIMPRO
Cubic
(
T
T
h
O
T
d
O
h
)
Tetragonal
(
C
4
S
4
C
4
h
D
4
C
4
v
D
2
d
D
4
h
)
Orthorhombic
(
D
2
C
2
v
D
2
h
)
Monoclinic
(
C
2
C
s
C
2
h
)
Triclinic
(
C
1
C
i
)
Trigonal
(
C
3
S
6
D
3
C
3
v
D
3
d
)
Hexagonal
(
C
6
C
3
h
C
6
h
D
6
C
6
v
D
3
h
D
6
h
)
Non-Crystallographic
(
C
∞
C
∞
h
C
∞
v
D
∞
h
C
5
S
8
D
5
C
5
v
C
5
h
D
4
d
D
5
d
D
5
h
D
6
d
I
I
h
)
All
Revised:
© University of Newcastle upon Tyne, UK
