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Fine Jewelry University Articles matching: “2925 gold Ruby post earings”
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Fine Jewelry University (Show All FJU Articles)
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Gem in the Spotlight: Spinel
Spinel, the Great Imposter” sounds like the title of an action movie, but it could also be the title of this article. For years spinel has …. 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 …. Spinel has been mined for over a thousand years, but until 1783 it was confused with more well-known stones like ruby and sapphire. One of the most famous examples of this confusion was with the Black Prince’s Ruby. This stone currently…
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Gem in the Spotlight: Alexandrite
Emerald by day, ruby by night, more expensive than diamond and more illustrious than sapphire, emerald, or even ruby, alexandrite has … of those found in the Ural Mountains. While alexandrite doesn’t have a several thousand-year-old history like ruby, it quickly took the world by storm. Its use in top-quality pieces by companies like Tiffany & Co. and Cartier brought…
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The Birthstones
…, Garnet. Garnet’s pizzazz energizes the gloomiest day. Garnet varieties brighten the world in colors of yellow to gold, bright orange to true orange, brown to cinnamon, pinks to greens, and of course many shades of red. Garnets are given…June include moonstone, alexandrite, and rhodolite garnet. Learn more about Pearl and Alexandrite July’s Birthstone: Ruby Ruby‘s rarity and beauty has let some call it “the lord of the gems”. Ruby is truly an ancient stone. Many myths and…
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Gem in the Spotlight: Tourmaline
Tourmaline is one of the most beautiful gems that you’ve probably never heard of. Less popular than the likes of ruby or sapphire, tourmaline flies under the radar in the gem world and remains the best kept secret of gem collectors … appreciated it for hundreds of years. But, before the advent of modern gemology, most tourmaline was believed to be ruby, sapphire, or emerald. Gemology of Tourmaline Gemologically speaking, tourmaline is its own mineral and not a …
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How to Sell Your Jewelry
…are unsure of how to clean the jewelry or gem, let the professionals do it. Here are some cleaning tips. Never clean gold and gems in chlorine. Ammonia based cleaning products are used throughout the jewelry industry, but they can damage … toothbrush, then rinse thoroughly for most jewelry. A hard toothbrush and toothpaste or toothpowder will scratch gold and hurt some gems. The best cleaning tip is to know for certain the best cleaners to use on your jewelry and do it …
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Types of Jewelry Clasps
… by ancient Egyptians and is the oldest known clasp style. This type of clasp was often made from softer metals like gold or copper and used to fasten necklaces and bracelets. The hook-and-eye clasp was also used by the Greeks and Romans … by virtue of the strength of the wire to hold its curved shape alone. S hooks usually work best in higher karat gold (21k and higher) because they are more malleable and don’t get brittle over time as easily. Unsurprisingly, one common …
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Gem in the Spotlight: Tanzanite
… from its color. Tanzanite has a Moh’s hardness of 6-7, making it about the same hardness as quartz, softer than ruby, sapphire and emerald and hard than opal. Tanzanite has a refractive index of 1.69-1.70. History and Lore of Tanzanite … tanzanite in the world. The tiara also contains 913 diamonds and 803 tsavorite garnets all set in 18 karat white gold. It is owned by former Apple CEO Michael Scott who routinely loans it out for display at museums. Care and Cleaning of …
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Gem in the Spotlight: Topaz
… one person say, “I love Topaz; it reminds me of a blue sky.” Then her friend says back, “Topaz may be like a golden sunset, but not the sky.” A third friend will chime in, “You’re both crazy, it’s like a beautiful peach.” Then, a … more modern testing identified it as a clear topaz instead. Even though its true identity is now known, the large imposter still sits in the Portuguese crown jewels today. The name “Topaz” comes from the old Greek name “Topazios” for an …
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Jewelry Solder: What You Should Know
… we first have to understand metal alloys. If you haven’t already, now would be a great time to read our article on gold purity . Now you should know that the metals that make up our jewelry are actually a mix of multiple different metals… gold jewelry, but the same concepts also apply to silver and platinum as well. If your ring is made out of 14 karat gold, you know that approximately 56% of it is gold with the rest being made up by a variety of different metals like …
