Crystal Structures
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Rocks & Minerals SciOly Materials
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7 Terms
1
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tetragonal
x = z ≠y
all 90\*
all 90\*
2
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orthorhombic
x ≠y ≠z
all 90\*
all 90\*
3
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trigonal/rhombohedral
x = y = z
all angles equal (but not 90\*)
all sides are same shape/size
all angles equal (but not 90\*)
all sides are same shape/size
4
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monoclinic
x ≠y ≠z
2 = 90\*, 1 ≠90^
2 = 90\*, 1 ≠90^
5
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triclinic
x ≠y ≠z
no 90\*
no 90\*
6
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isometric/cubic
x = y = z
all 90\*
all 90\*
7
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hexagonal
prismic
a = b = c ≠z
a = b = c ≠z
Note 
Flashcards (20)