Question
Geology Question on Mineralogy
The crystal form ‘dome’ contains
A
two parallel faces related by a 2-fold axis of symmetry
B
two non-parallel faces related by a 2-fold axis of symmetry
C
two parallel faces related by a mirror plane
D
two non-parallel faces related by a mirror plane
Answer
two non-parallel faces related by a mirror plane
Explanation
Solution
The Correct answer is (D): two non-parallel faces related by a mirror planetwo non-parallel faces related by a mirror plane