Question

diamond have extraordinary brilliance explain​

Answer 1

Answer:

Most diamonds used as gems are transparent and colourless or nearly so. ... A very high refractive power gives the diamond its extraordinary brilliance. A properly cut diamond will return a greater amount of light to the eye of the observer than will a gem of lesser refractive power and will thus appear more brilliant.

Answer 2

A very high refractive power gives the diamond its extraordinary brilliance. A properly cut diamond will return a greater amount of light to the eye of the observer than will a gem of lesser refractive power and will thus appear more brilliant.