Question

Why diamond sparkles in the dark​

Answer 1

Answer:

Diamonds get their brilliance from three things: reflection, refraction and dispersion. Some of the diamond which has florescence will glow in the absence of light when exposed to UV lights. Each facet reflects light and that is what gives a diamond its shine.

Answer 2

Answer:

Diamond cannot sparkle in dark it can only spark when some light fall on it but where it is written that the Diamond sparkle in dark.....