I am currently the Digital Coach for the City of London and the West, within the London and Midlands Region. My role in a nutshell is to coach our leaders on sustainable banking whilst making the lives our of customers easier.
(There is also genuine color-change sapphire which mimics alexandrite, as well as color-change garnet that can be a real fooler.). The first thing to do is check the refractive index of the stone, since each material has unique optical properties.
Violet or purple sapphire is colored by vanadium. If blue is the most popular color for sapphire, it is fair to say that pink is the second most popular color. There are two reasons for this. First, pink gems in general are very popular, including pink diamonds, pink spinel and pink tourmaline.