tourmaline
Toumaline comes in so many colors. The entire spectrum of colors can be found in tourmalines.
Tourmaline is used in jewelry for its beauty. The semiprecious stone in so many pretty colors make it a delight for fashion jewellery designers to work with. An affordable way to include a myriad of color into jewelry designs.
Tourmaline also has rather interesting electrical properties. When you warm tourmaline 1 end of the tourmaline crystals becomes positively charged while the other end becomes negatively charged.
Tourmaline is also used in pressure gauges and specialist microphones.

Tourmaline Bracelet: 18k White Gold Pink Tourmaline Bracelet
Hand-matched pink tourmalines create a vivid band of color. The 35 round pink tourmalines are bezel-set in 18k white gold and linked to form a colorful bracelet secured with a box catch and hidden safety.
Peridot/Tourmaline 10k Ring
Peridot/Tourmaline 10k Ring