The gem comes in a range of colors, such as pink, red, green, blue, violet and black. This is fitting since tourmaline's name derives from the Sinhalese word "toramalli," which means "stone with ...

Heat and irradiation treatments can also enhance or alter the colors of topaz, making it one of the most versatile and widely treated gemstones on the market. Tourmaline is one of the most ...

In fact, she wore another large rock on her right hand for tonight’s ceremony; this time, the tourmaline gemstone was set on ...

The Second Rarest Gemstone In The World - In the vast world of gemstones, only a few manage to captivate the imagination of ...