Fashioned in 14K gold, this enchanting ring is destined to turn heads. Prasiolite (also known as green quartz, green amethyst or vermarine) is a green variety of quartz, a silicate mineral chemically silicon dioxide. Most amethyst will turn yellow or orange when heated producing citrine, but some amethyst will turn green when treated. The item "VINTAGE ESTATE 14K GOLD NATURAL GREEN AMETHYST QUARTZ RING SIGNED F P GEMSTONE" is in sale since Friday, April 30, 2021. This item is in the category "Jewelry & Watches\Fine Jewelry\Fine Rings\Gemstone".The seller is "4744366" and is located in Andover, Massachusetts. This item can be shipped worldwide.