Green amethyst stones have rapidly become popular in recent years as this Dark Green Gemstone has an eye-catching green shade that has become a favorite amongst jewelers, and people love to wear this Dark Green Gemstone. Most Prasiolite stones are used in making jewelry and worn as birthstones. However, some amethyst turns green when treated. Most often, amethyst turns yellow or orange after heating, forming citrine. Prasiolite is rarely discovered in nature, but artificial prasiolite stone is created through the heat treatment of amethyst. The practice of heat-treating stone is common in the gemological industry, and it does not compromise the value of the resulting coloured stone. The two are the same – it is speculated that heat produced naturally by geological events during the formation of the mineral caused the production of the naturally green deposits. Some natural sources of green quartz have been found however, the green amethyst sold as gemstones is heat-treated. Most amethyst turns yellow, orange or brown when heated, but amethyst containing iron compounds with specific properties (Fe2+ iron compounds) will turn green instead. HARDNESS: 7. This makes green amethyst durable and an excellent gemstone for making jewelryįORMATION: Green amethyst is produced when heat is applied to a certain type of amethyst. COLOR: Green Amethyst has pale green colour.ĬHEMICAL COMPOSITION: SiO2(silicon dioxide)ĬUT : Round, Oval, Pear, Square, Emerald, Marquise, Trillion, Heart
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