When heat treating a single amethyst jewel, the color can change from warm orange to light green prasiolite, also known as green Amethyst.
In these cases, the crystal can receive a treatment or enhancement to produce more color. The crystal may not be as vibrant as desired. However, this is not the intended result. In some cases, a jeweler can apply heat treatment to the Amethyst and saturate the gemstone with a deep purple tint. The enhancement of existing beloved amethyst tones is entirely natural. The growth process penetrates the Amethyst when exposed to natural radiation and transforms it into a vibrant purple hue. Natural Amethyst ColorsĪmethyst colors gets its beautiful violet color from the presence of iron impurities in the crystal quartz structure. Although it is a popular gem, there are very few violet crystals I have bought. For those looking for a saturated purple stone, there are several violet shades in its spectrum. Amethyst is in a league of its own, while other violet gems like kunzite, sugilite, and alexandrite. Throw in a variety of red and blue, and you have a bonafide purple color wheel. The amethyst color chart is extensive, from pale lilac to violet-black. Now that you know that the Amethyst colors is purple, you should also know that there is a wide range of different violet hues. Raw Amethyst Found in Nature What Color Is Amethyst? The more iron and radiation are present, the darker the violet color. In this situation, the iron is placed so that the deeper the color, the less iron is present. When the entire crystal is revealed to radiation, the heat of the iron makes the crystal purple. When Amethyst colors is formed from colorless minerals, iron is added to the crystal structure. In this way, the Amethyst requires specific chemical and geological conditions during crystal formation to be present.
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