
Why Are Pink Diamonds Pink?
Plastic Deformation: Red Diamonds, Pink Diamonds and the Science Behind Color by Joel E Arem, PhD, FGA Everybody loves diamonds. We love them for their hardness, their brilliancy, and their amazing and unique luster. Most people think of diamond as a 'white' (colorless) gemstone, and indeed most gem diamonds are white, or nearly so. But the most valuable of all diamonds are the ones that display a strong color, such as yellow, pink or blue. Many other gems, including tourmali