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Fine Jewelry University Articles matching: “Man made”
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Fine Jewelry University
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Gem in the Spotlight: Tanzanite
… could have been. They went to MIT geologists who discovered the gems were blue zoisite. Eventually, as the stones made their way through identification channels they found their way to the Henry B. Platt, the VP of Tiffany & Co. at … 95%) of tanzanite is heat treated to help bring out the vibrant blues. The stones that haven’t been heated by humans were heated through natural effects while they were still underground. Without heating, most tanzanite would be a brown…
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Gem in the Spotlight: Tourmaline
…. This includes bi-color, tri-color, and more. The most common combination of colors is green and pink, but many other combinations of colors exist. Parti-colored tourmaline occurs when the gem is getting formed and the environment … on which trace elements are present, as well as their concentration, different colors will be present. Copper, manganese, chromium, and vanadium are the key coloring agents in tourmaline. Another unique facet of tourmaline is its …
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Art Deco vs. Art Nouveau Style Jewelry
… stones to create 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 … artistic design, emphasizing flowing lines, asymmetrical forms, and motifs inspired by plants, flowers, and the human form. Art Nouveau, also referred to as Jugendstil and Stile Liberty among many other monikers, simply means “New Art” …
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Understanding the Diamond Buying Game
… diamond two has a very deep pavilion and extremely thin crown. Other ways are how thick the girdle is and how it is made. If the diamond has fluorescence is an issue. And if the fluorescence has a negative impact on the diamond is …EGL has a franchise like business model and different EGL labs grade wildly different. Some other labs like IGI and many more will put on a report what the customer, the diamond owner wants the report to say. So the first problem you …
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Gem in the Spotlight: Amethyst
… woman on her way to pay tribute to the goddess Diana. In order to protect Amethyst, Diana turned her into a statue made of pure, crystalline quartz. Dionysus, upon seeing the stunning statue, wept tears of wine in remorse for his actions… jewelry. Purple has long been considered a royal color, so it is not surprising that amethyst has been in so much demand throughout history. Gemology Amethyst is a variety of quartz that is colored by the presence iron and aluminum. The…
