HOW COLOR CENTER DIAMOND CRYSTAL CAN SAVE YOU TIME, STRESS, AND MONEY.

The commonest cause of blue color in diamond is boron impurities that take up strongly from the infrared region (proper) by having an absorption continuum that extends into your seen selection (left) to generate the blue color.The same photograph is used for substitutional boron in diamond (Fig. 11c). Boron is in group three of your periodic table