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Fine Jewelry University Articles matching: “Natural emerald”
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Fine Jewelry University (Show All FJU Articles)
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Gem in the Spotlight: Quartz
… and sometimes unattainably expensive? If you answered quartz to all these questions you would be right (but naturally you looked at the title and knew). Quartz is one of the most common minerals on earth. Many quartz varieties are cut into … is the “Berns Quartz,” named after the donors that donated it to the Smithsonian’s National Museum of Natural History. It is an 8,000 pound (yes you read that correctly) slab of natural clear quartz and is one of the largest clusters ever …
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Gem in the Spotlight: Blue Zircon
… the manmade diamond simulates were made, the colorless version of zircon was used in jewelry to mimic diamond. Why? Natural zircon is known for its scintillation, brilliance, and flashes of color or fire just like diamond. Zircon also is … name for colorless Zircon. Starlite is the name for the blue gem variety of Zircon. The color of Starlite is rarely natural, and is almost always heat treated. Of course, the blue form of Zircon is also called, imaginatively, Blue Zircon. …
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Art Deco vs. Art Nouveau Style Jewelry
… (1890 – 1910), Art Nouveau emerged as a rebellion against the academic art of the time. It sought to bring the natural world into artistic design, emphasizing flowing lines, asymmetrical forms, and motifs inspired by plants, flowers, and … 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 Art Deco jewelry makers. The most prevalent diamond cut found in Art…
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Gem in the Spotlight: Tsavorite Garnet
… in East Africa in the 1960s changed the jewelry world. Here was a gem with the color to rival the most exquisite emeralds and the clarity of the cleanest sapphires, all with the time tested durability of garnet. Tsavorite is a unique form … stones are below two carats. By some estimates, Tsavorite is around 200 times rarer than the much better known Emerald. Gemology Tsavorite’s rarity and beautiful green color reminds one of the other green garnet called Demantoid. Demantoid…
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Gem in the Spotlight: Tanzanite
… rarity and dynamic look, tanzanite is still less in price than more commonly known gems like rubies, sapphires, and emeralds. Gemology of Tanzanite Gemologists refer to this gem as blue zoisite. The vast majority (current estimates are … 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 color, similar to smoky …
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Gem in the Spotlight: Opal
… training and equipment will be able to detect this treatment. Opals can also sometimes be dyed, giving them an unnatural but fascinating body color such as a vibrant green or pink. Some opals that have cracked can sometimes be reused by …. This is also a good time to discuss doublet and triplet opals. These gems are manufactured using a thin slice of natural opal. In doublets, a lapidarist will use a piece of ironstone or black onyx and glue the fragile piece of opal to it …
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Gem in the Spotlight: Amethyst
…, help hunters, guard against contagious diseases, and control evil thoughts. Amethyst was once as valuable as emeralds and rubies until very large deposits were found in multiple places around the world. Heavily increased supply dropped … amethysts are now appearing in inexpensive jewelry. Because the cost of testing is higher than the cost of even the natural stones it is not often performed. Beware of stones of perfect clarity, calibrated sizes, and precision cutting. …
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Alternative Metals for Men’s Jewelry
… you may want to choose one for your wedding band. Titanium Titanium is an excellent metal for wedding bands. It is naturally silver-white in color, but it can be treated to different colors. Titanium is very light weight which is its …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 oxidizes it to a rich …
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Gem in the Spotlight: Ruby
… rubellite tourmaline (the red variety of tourmaline) gets its name. Pliny the Elder mentioned rubies in his work Natural History, including notes on their durability, which means that their physical properties have been known well for over … the imagination of people for centuries. Whether you are a gem collector, a jewelry lover, or simply appreciate the natural beauty of the world, rubies are definitely a gemstone worth owning. If you are looking for a fantastic new piece of …
