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While the majority of quartz crystallizes from molten magma, quartz also chemically precipitates from hot hydrothermal veins as gangue, sometimes with ore minerals like gold, silver and copper. Large crystals of quartz are found in magmatic pegmatites. [40] Well-formed crystals may reach several meters in length and weigh hundreds of kilograms. [77] Amethyst has a good hardness, and handling it with proper care will prevent any damage to the stone. Amethyst is sensitive to strong heat and may lose or change its colour when exposed to prolonged heat or light. Polishing the stone or cleaning it by ultrasonic or steamer must be done with caution. [41] See also [ edit ] The word "quartz" comes from the German Quarz ⓘ, [11] which is of Slavic origin (Czech miners called it křemen). Other sources attribute the word's origin to the Saxon word Querkluftertz, meaning cross-vein ore. [12] [13] Blue Quartz jewelry is a great way to incorporate it into your daily life. You can wear it on your body, ensuring that the stone’s energy is continually working to perk up your auric field.
THE GEMSTONE BOOK Gemstones, Organic Substances & Artificial Products — Terminology & Classification (PDF). The World Jewellery Confideration (CIBJO). 2012. Archived from the original (PDF) on August 12, 2012 . Retrieved June 27, 2012.
Quartz Inclusions: Calcite
Meanwhile, Pisces are more likely to internalize their emotions. While they seem calm on the outside, there’s always a battle brewing underneath. Amethyst was used as a gemstone by the ancient Egyptians and was largely employed in antiquity for intaglio engraved gems. [22] Beyond that physical perk, Blue Quartz is considered by some to have the ability to strengthen your metabolism and support the endocrine system. Healers seek it out to help stimulate the thyroid and thymus glands as well. Kostov, R. I. 1992. Amethyst. A Geological-Mineralogical and Gemmological Essay. Union of Scientists in Bulgaria, Sofia, 249 p. (in Bulgarian with English abstract)
Easily diagnosed from the very strong pleochrosim with the secondary colour being the orange-yellow. A pleasing inclusion to find. Quartz Inclusions: Pyrite Amethyst ranges from a light, pinkish violet to an opaque purple. The lightest shades are called "Rose de France." While currently out of vogue, they have traditionally been very fashionable. Today, the variety most in demand is "Siberian." That does not refer to its origin, but to dark purple coloring, with flashes of red or blue. Citrine Inclusions of the mineral dumortierite within quartz pieces often result in silky-appearing splotches with a blue hue. Shades of purple or grey sometimes also are present. "Dumortierite quartz" (sometimes called "blue quartz") will sometimes feature contrasting light and dark color zones across the material. [53] [54] "Blue quartz" is a minor gemstone. [53] [55] Citrine [ edit ] The primary Blue Quartz meaning is all about lifting you up. Not only does it help pave a path of positivity in a sea of dark energy, but it also grants you the strength to make a change on your own. It’s a naturally supportive gemstone that inspires personal growth, healthy communication, and overall positivity. Healing Properties & BenefitsSmaller occurrences have been reported in the Red Feather Lakes, near Fort Collins, Colorado; Amethyst Mountain, Texas; Yellowstone National Park; Delaware County, Pennsylvania; Haywood County, North Carolina; Deer Hill and Stow, Maine, and in the Lake Superior region of Minnesota, Wisconsin, and Michigan. [1] Johnson, Scott E.; Song, Won Joon; Cook, Alden C.; Vel, Senthil S.; Gerbi, Christopher C. (January 2021). "The quartz α↔β phase transition: Does it drive damage and reaction in continental crust?". Earth and Planetary Science Letters. 553: 116622. Bibcode: 2021E&PSL.55316622J. doi: 10.1016/j.epsl.2020.116622. S2CID 225116168.
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