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Fine Jewelry University Articles matching: “white zircon”
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Fine Jewelry University (Show All FJU Articles)
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Gem in the Spotlight: Spinel
… been used and perfected to create spinel in even more colors than it is naturally found in. Because of how easily it can be created in a lab, synthetic spinel has been used to imitate many other gemstones (ruby, sapphire, tourmaline, zircon, etc.). In fact, the ubiquity of synthetic spinel may be part of the reason why most people have been slow to appreciate natural spinel in its own right. Interestingly, most lab-created spinel has a slightly higher refractive index …
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What Are Lab Grown Diamonds?
… that lies at the heart of our laser welder . The most popular diamond simulant by far today is synthetic Cubic Zirconia (CZ) . It is cheap to produce and sparkles very brilliantly. It is a great example of a synthetic gemstone that is a … confusion it can create. There is another diamond simulant that creates a lot of confusion. Diamond coated Cubic Zirconia (CZ) gems are produced using the same Chemical Vapor Deposition (CVD) technology that is used to produce lab grown …
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How to Tell If a Diamond Is Natural or Lab Grown
… and synthetic diamonds before continuing with this article. So, now you know that lab grown diamonds are just as real as natural diamonds, but we still want to be able to tell them apart. When it comes to diamond simulants like Cubic Zirconia (CZ) or Moissanite, it is easy to identify them because they aren’t diamonds. But, with lab grown diamonds, the chemical structure and properties are all the same as natural diamond, so it becomes much more difficult to …
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Gem in the Spotlight: Opal
… can be applied to opals to alter their appearance. By far the most common is “sugar” or “smoke” treating a white opal to give it a darker body color. This is a simple treatment that involves placing the stones in a sealed environment … are porous by nature, so small particulates can be absorbed, if the stones are subjected to them for long enough. A white opal can be darkened to have a gray body color, and gray opals can be darkened to have a black body color. A …
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Alternative Metals for Men’s Jewelry
…Overall, ceramic jewelry is a great option with space-age tech for someone who wants a non-traditional wedding band. Zirconium Zirconium is a natural element which begins with a silver color. Zirconium is then heat treated and exposed which… feature in the jewelry world as most black metals are the result of plating or antiquing which fades overtime. Zirconium is currently the only permanently black jewelry that is workable enough to allow the setting of diamond or other gems…
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Gem in the Spotlight: Quartz
…Matrix Quartz is probably the one that you have seen the most. It is a beautiful stone that commonly features a rich white base color with veins of vibrant yellow gold. Crystal Name Color Aventurine Translucent with small green platelet … to each other. Crystal Name Color Chalcedony Any cryptocrystalline quartz, although generally only used for white or lightly colored material (otherwise more specific names are used) Sard Reddish-brown chalcedony Sardonyx White and brown …
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Art Deco vs. Art Nouveau Style Jewelry
… pieces that were not just adornments but works of art. Many Art Nouveau jewelry pieces were made in silver, but white gold and platinum were quite common as well. The diamonds used in Art Nouveau jewelry were typically Old Mine cuts, but …, bold colors, and streamlined forms influenced by Cubism and the Machine Age. Precious metals like platinum and white gold alongside rare and valuable gemstones such as diamonds, emeralds, and sapphires, were the materials of choice for …
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Gem in the Spotlight: Pearl
…iridescent rainbow colors that shimmer on or just below a pearl’s surface). Pearls come in a range of colors, from white to black, with many shades in between. The most valuable pearls are those with a pure, even color, such as white, pink…
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The History of Diamond Cuts
… Round Brilliant Cut Now, we are nearing the end of our journey through the history of diamond cuts. The modern round brilliant cut is a product of math and science. Marcel Tolkowsky analyzed diamond brilliance in the way they take white light and break it into its spectral hues and direct it to impress the wearer. Tolkowsky’s calculations serve as the basis for the modern round brilliant. Since its creation subtle and not so subtle variations on the round brilliant have…
