4H2O. The dye is used to modify the turquoise to a more marketable color. Instead many people describe it as "waxy" or microcrystals are packed closely together, the turquoise has a lower porosity, greater durability, and polishes to a Significant amounts of turquoise have been produced in California, Colorado, Utah, Texas, and Arkansas. At right is displayed the color bright turquoise. They have different refractive indexes. Turquoise is opaque and has a waxy luster; the color varies from greenish gray to sky-blue. Dyed turquoise is always worth less than untreated material of a similar color and quality. The fact that an item is made from stabilized turquoise should always be disclosed to the buyer prior to sale, and the price should be lower than untreated turquoise of similar quality. mining operation, it will be mined. Turquoise is a bright blue to blue-green mineral that has been used to produce gemstones and small sculptures for over 6000 years. The bezel should be high enough to also protect the face of the gem. These minerals are very similar in chemical composition, crystal structure, physical properties and often in appearance. Turquoise colors can range from opaque to semi-translucent, with a waxy to dull luster. Much of the Bisbee turquoise has a bright blue color with a chocolate brown matrix. web.forret.com Color Conversion Tool set to hex code of color #00FFEF (Turquoise Blue): https://en.wikipedia.org/w/index.php?title=Turquoise_(color)&oldid=993394503, Wikipedia pending changes protected pages, WikiProject Color articles needing infobox sources, Creative Commons Attribution-ShareAlike License, This page was last edited on 10 December 2020, at 11:25. It is rare and valuable in finer grades and has been prized as a gem and ornamental stone for thousands of years owing to its unique hue. Turquoise is a stone and color that is strongly associated with the domes and interiors of large mosques in Iran, Central Asia and Russia.[5][6]. Ancient artists produced beads, pendants, inlay work, and small sculptures. At right is displayed the web color medium turquoise. Turquoise has withstood the vicissitudes of fashion as well as the passage of millennia. In the United States there was a surge in turquoise demand Although the gem is frequently used in rings, bracelets, and belt buckles, these uses place the gem at risk for abrasion and impact. It is the most common type of turquoise in today's gem and jewelry market. Sometimes black or brown dye is used to alter the color of matrix material to make it more obvious and uniform. The best quality turquoise forms near the surface where the weathering, oxidation and pressure conditions are optimal. Turquoise can also replace the rock in contact with these waters. Natural Untreated Turquoise is the name for turquoise that is fashioned into cabochons, beads or other items and used to manufacture jewelry without any type of treatment. Perfect, but rarely seen because of the small grain size of most specimens, 5 to 6 (often lower because of porosity or exposure to weathering), 2.5 to 2.9 (variable because of porosity and other minerals included as matrix), Gemstone, small sculptures, decorative stone. . The change can be caused by light, or by a chemical reaction brought about by cosmetics, dust or the acidity of the skin. The result of this sedimentary process is a porous, semitranslucent to opaque compound of hydrated copper and aluminum phosphate. Turquoise beads: A collection of Ancestral Puebloan (Anasazi) turquoise beads from Chaco Canyon National Historical Park in New Mexico. It was produced in a sky blue color, sometimes with a gray spider webbing. Turquoise specimens are often polished or sliced for collectors, and may even be dyed. It is widely accepted because the supply of natural turquoise is much smaller than the demand from people who want it. The blue turquoise forms when there is a higher concentration of copper, which is the case with most Arizona turquoises. Some turquoise localities produce material with a characteristic color and appearance. higher luster. Mines in India produce green turquoise, and Chinese mines are currently selling a great deal of turquoise in varying colors to the jewelry industry—be aware that much of this turquoise has been dyed or manipulated in another way. been in or around deposits of copper. Turquoise is often porous, with the ability to absorb liquids. Turquoise has a lower-than-ideal hardness and durability for use in certain types of jewelry. and sterling silver style of Native American jewelry that is popular today. Turquoise forms best in an arid climate, and that determines the geography of turquoise sources. In 1912, turquoise was named as one of the original modern birthstones for the month of December. easily be distinguished from turquoise by testing their hardness, specific gravity, refractive index, or other properties. When this Composite and reconstituted turquoise are the most commonly dyed materials. The large open-pit copper mines excavate down through the shallow Sellers who pride themselves on selling only natural gems frequently decline to sell reconstituted turquoise. states where turquoise mining and Native American artists make turquoise a distinctive part of the local culture. Public domain image from the National Park Service. Much of the turquoise from the Kingman Mine is bright blue with a spider web of black matrix. The turquoise group consists of five triclinic minerals. Turquoise is the colour of the gem turquoise.It is a slightly greenish shade of cyan.Turquoise is sometimes described as a mixture of pale blue and green. Turquoise Color. The material is used to make cabochons, beads, It is anti-inflammatory and detoxifying, reducing excess acidity and benefiting gout, rheumatism, and the stomach. Some people who purchase turquoise jewelry enjoy seeing the Even if the gem is protected by a bezel, turquoise jewelry should be worn with care and respect. Turquoise is a blue-green mineral, a copper aluminum phosphate, valued for its rarity and unique hue, and widely used as an ornamental stone. Straight from the mine this turquoise is too soft, too porous, too fractured or too fragile for manufacturing. Smart jewelry design will surround the gem with a durable bezel that protects the sides of the gem from abrasion and impact. The most desirable color Turquoise is usually impregnated with acrylic polymer or epoxy resin for stabilization in addition to the dyeing process to change its color. Demand for turquoise jewelry is always highest in the southwestern Howlite and magnesite are light gray to white minerals that often have markings that resemble the spider webbing seen in some turquoise. "subvitreous.". nice blue color is caused by small amounts of iron substituting for aluminum in the turquoise structure. The turquoise gemstone is a stone that represents self-realization and is an aid in analytical thinking as well as creative energy. Sky blue (the most desirable as a gemstone), blue, bluish green, green, yellowish green; often with brown, gray, or black matrix, as spider-webbing or background color. The design is an inlay work made of slate, coral, shell, and turquoise. Persia (Iran) introduced Medieval Europe to this stone. It is a gem of emotional healing and well-being. It was a ceramic product The iron imparts Many of these can Turquoise and argillite inlay pieces: A collection of Ancestral Puebloan (Anasazi) turquoise and orange argillite inlay pieces from Chaco Canyon National Historical Park in New Mexico. This work evolved into the turquoise This spread Composite Turquoise: These earrings are made with composite turquoise. This luster falls short of being "vitreous" or "glassy." Considered a healing stone, natural turquoise is a calming blue with unique striations and variances. Most of the world's This material was very popular and traded through Asia and into Europe. Ornate carvings are occasionally carved from Turquoise, and cameos and scarabs … Turquoise has a refractive index of 1.61 to 1.65. rock units where the turquoise is formed. Meanwhile, it has been discovered that turquoise can change color. and, only if warranted, will a temporary effort be made to recover the gem material. Turquoise definition, an opaque mineral, a basic hydrous copper aluminum phosphate often containing a small amount of iron, sky-blue or greenish-blue in color, cut cabochon as a gem. There are many different glass, plastic, and ceramic materials with an appearance similar to turquoise. the turquoise. Turquoise blue is a color close to turquoise on the color wheel, but slightly more bluish. For more information on the power of Turquoise colored crystals read The Seven Secrets of Crystal Talismans. When the replacement is less complete, the host rock will appear as a "matrix" within in royal burials over 6000 years old. What makes turquoise especially versatile is that it falls somewhere between green and blue. Meaning of turquoise. In these areas, rainfall infiltrates downward through soil and rock, dissolving small amounts of copper. Light turquoise is a lighter tone of turquoise. The photograph is a public domain image by Jebulon. Turquoise is a semi-translucent to opaque gem that ranges from blue to green and often has veins of matrix (remnants of the rock in which it formed) running through it. turquoise definition: 1. a bluish-green semi-precious stone that is often used in jewellery 2. a bluish-green colour 3…. In the bottom row: two small cabochons with black matrix from unknown mines in Nevada; a teardrop-shaped cabochon with slightly greenish blue turquoise in black matrix from the Newlanders Mine in Nevada; and, a rectangular cabochon of slightly greenish blue turquoise in reddish brown matrix from the #8 Mine in Nevada. This is the case with most Nevada turquoise. was not set in metal findings. Turquoise is said to clear thoughts, open the heart and enhance spirituality. Later, the Chinese and Ancient American cultures did the same. Dye has been added to give them a bright color, and materials have been added to give the "matrix" a metallic flash. Synthetic Turquoise Cabochons: Cabochons made from synthetic turquoise produced in Russia. About 4000 years ago, miners in Persia produced a blue variety of turquoise with The pharaohs and other rulers of ancient Egypt adorned themselves with it. After blue, bluish green stones are preferred, with green and yellowish green material being less desirable. over 2000 years ago. They are almost ubiquitous in the marketplace. The rough, the stones cut from it, and jewelry made from it are special and held in highest regard by many people. Its only important use is in the manufacture of jewelry and ornamental objects. Image copyright iStockphoto, IrisGD. As early as 3,000 BCE, the Ancient Egyptians mined and worked turquoise into jewelry and ceremonial objects. When the Public domain image from the National Park Service. The Disk of Chichen Itza is a Mayan artwork, made about 1000 years ago, in what is today the Yucatan State of Mexico. Turquoise cabochons: A diverse collection of turquoise cabochons from various locations. This is the first time we have encountered turquoise that was dyed and impregnated with three components. Untreated turquoise is a rare commodity. A photo on this page shows some synthetic turquoise cabochons made in Russia. If you are willing to do a destructive test, the blue dye used to color howlite and magnesite generally does not penetrate very deep. Turquoise is frequently cut and polished into cabochons, and can be used as large pendant stones and in rings. A wide range of color-variations is commonly associated with each color-name fact that no treatment has been.! One gram gemstone for the heart chakra, throat chakra and third eye.. On the gem of the stone host rock from Mohave County, Arizona stones are what is turquoise! Top to bottom in order of their desirability: 1. a bluish-green 3…! 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The late 1800s, Native American artists began using coin silver to jewelry! American artists began using coin silver to make cabochons, beads and other rulers of ancient Egypt adorned with! Meaning, definition, what is turquoise: turquoise mineral information and data '', as the gem of healing... Falls short of being `` vitreous '' or '' subvitreous. `` retains popularity! Color close to turquoise on the power of turquoise sources, which has since oxidized, surrounded by mosaic... Highly desirable type of turquoise is much smaller than the demand from who! This sedimentary process is a higher concentration of copper have very similar to natural.... Complete, the Chinese and ancient American cultures did the same name versatile! Traditional exchanges the source of the leading turquoise-producing state too fractured or too fragile for manufacturing howlite and magnesite light. Are made with composite turquoise frequently use the fact that no treatment has been found in the southwest turquoise it...
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