Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
34 Cards in this Set
- Front
- Back
- 3rd side (hint)
Isometric axes
|
a¹=a²=a³ ,all axes at 90° to eachother
|
cube
|
|
orthorhombic
|
a≠b≠c, all axes at 90°to eachother
|
|
|
Hexagonal
|
a¹=a²=a³, intersecting at 120°. c is perpendicular to plane with a¹=a²=a³.
|
|
|
Monoclinic
|
a≠b≠c
B>90°; @ = y=90° |
|
|
Tetragonal
|
a=b≠c
all axes are at 90° to each other |
|
|
Triclinic
|
a≠b≠c
@≠B≠y ≠90° |
|
|
Using the hermann-manguin notation What is the crystal class?
4/m 3(bar) 2/m |
Isometric system
|
|
|
Using the hermann-manguin notation What is the crystal class?
4(bar) 3 m |
Isometric system
|
|
|
Using the hermann-manguin notation What is the crystal class?
4 3 2 |
Isometric system
|
|
|
Using the hermann-manguin notation What is the crystal class?
2/m 3(bar) |
Isometric system
|
|
|
Using the hermann-manguin notation What is the crystal class?
2 3 |
Isometric system
|
|
|
Using the hermann-manguin notation What is the crystal class?
6/m 2/m 2/m |
Hexagonal system
|
|
|
Using the hermann-manguin notation What is the crystal class?
6(bar) m 2 |
Hexagonal system
|
|
|
Using the hermann-manguin notation What is the crystal class?
6 m m |
Hexagonal System
|
|
|
Using the hermann-manguin notation What is the crystal class?
6 2 2 |
Hexagonal system
|
|
|
Using the hermann-manguin notation What is the crystal class?
6/m |
Hexagonal system
|
|
|
Using the hermann-manguin notation What is the crystal class?
6(bar) |
Hexagonal system
|
|
|
Using the hermann-manguin notation What is the crystal class?
6 |
Hexagonal system
|
|
|
Using the hermann-manguin notation What is the crystal class?
3(bar) 2/m |
Hexagonal system
|
|
|
Using the hermann-manguin notation What is the crystal class?
3 m 3 2 3(bar) 3 |
Hexagonal system
|
|
|
Using the hermann-manguin notation What is the crystal class?
4/m 2/m 2/m 4(bar) 2m 4mm 4 2 2 |
Tetragonal system
|
|
|
Using the hermann-manguin notation What is the crystal class?
4/m 4(bar) 4 |
Tetragonal system
|
|
|
Using the hermann-manguin notation What is the crystal class?
2/m 2/m 2/m m m 2 2 2 2 |
Orthorhombic System
|
|
|
Using the hermann-manguin notation What is the crystal class?
2/m |
Monoclinic system
|
|
|
Using the hermann-manguin notation What is the crystal class?
m |
Monoclinic system
|
|
|
Using the hermann-manguin notation What is the crystal class?
2 |
Monoclinic system
|
|
|
Using the hermann-manguin notation What is the crystal class?
1(bar) |
Triclinic system
|
|
|
Using the hermann-manguin notation What is the crystal class?
No symmetry |
Triclinic system
|
|
|
Which crystal system shows the presence of four rotation or rotoinversion axes (4R³ or 4R(bar)³)
|
Isometric system
|
|
|
Which crystal system groups symmetry of (R6, R(bar)6, R3 or R(bar)3).
|
Hexagonal system
|
|
|
All crystals with 1R⁴ or R(bar)⁴ symmetry belong to which crystal system?
|
Tetragonal system
|
|
|
This crystal system includes 3 crystal classes. two of which contain 1R² and one a single m(mirror plane).
|
Monoclinic system
|
|
|
Which crystal system has the lowest symmetry. (one class with only a center of symmetry "i" and one with no symmetry.)
|
Triclinic
|
|
|
the geometric feature that expresses the symmetry of an ordered arrangement is known as a....
|
symmetry element.
|
|