Q642
The basic reason for the extraordinary sparkle of suitably cut diamond is that
A.
It has well defined cleavage planes
B.
It has a very high transparency
C.
It has a very high refractive index
AnswerD.
It is very hard
Answer: Option C
Solution
Answer: Option C
Solution:
The basic reason for the extraordinary sparkle of suitably cut diamond is that it has a very high refractive index.