Noun:

Alexandrite,

alexandrite's Usage Examples:

Nd:YAG-Invisible emits infrared light to remove black and navy colors that are resistant to ruby and alexandrite lasers.

June - June has not one but three birthstones - pearl is the primary stone, with alexandrite and moonstone as alternates.

synthetic sapphire can be used to simulate alexandrite (not very convincingly ), but can never simulate sapphire because it is sapphire.

alexandrite effect in gemstones by Y.

Synthetic sapphire can be used to simulate alexandrite (not very convincingly), but can never simulate sapphire because it is sapphire.