(Translated by https://www.hiragana.jp/ )
Hexagonal - Trapezohedral Class (6 2 2) Crystal Shape
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Hexagonal - Trapezohedral Class (6 2 2)
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Space Groups in class: P6122, P6122, P622, P6222, P6322, P6422, P6522.
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System
Class Name
AXES
Planes
Center
Hermann-
Maugin
Symbols
2-Fold
3-Fold
4-Fold
6-Fold
Hexagona
Trapezohedral
6
-
-
1
-
-
622