Question
Geology Question on Mineralogy
Which of the following optical properties CORRECTLY indentify(ies) the apatite {0001} section?
A
Isotropic under crossed nicols
B
Second-order interference colour
C
Centered uniaxial interference figure
D
High birefringence
Answer
Isotropic under crossed nicols
Explanation
Solution
The correct option is (A): Isotropic under crossed nicols and (C): Centered uniaxial interference figure