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Jewelry Solder: What You Should Know
… 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 silver, copper, nickel, … their low melting point to the finished alloy, these solder specific alloys, also contribute some of their other properties to the finished product. solder specific alloys contribute some of their easy-tarnishing properties to the …
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Gem in the Spotlight: Pearl
… tissue within. In response to the irritant, the mollusk secretes a substance called nacre to coat the object and protect itself. Over time, layer upon layer of nacre is deposited around the irritant, eventually forming a pearl. This …. They can take years, even decades, to form, and are found only in a few select locations around the world. The process by which they are created is completely unpredictable, and as a result, natural pearls come in a wide range of …
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Star White Gold
…coated with a white metal called rhodium. Rhodium is a metal very similar to platinum and rhodium shares many of the properties of platinum including its white color. The rhodium plating is used to make the white gold look whiter. The … view rhodium plating: “The lack of an industry-accepted definition of white as applied to white gold has been a problem in the jewelry industry, where rhodium plating of white gold has become common, thus hiding the real color of the …
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Gem in the Spotlight: Quartz
…, and they include some of the most widely known and recognizable quartz species. If you were born in February, you probably already know all about Amethyst since it’s your birthstone. Of course, the same also goes for November babies … will not be a complete list, but it includes the most common gem varieties. Of these gems, Gold 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 …
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Synthetic Gems: The Whole Story
… way to have these gems. It took over a hundred years and millions of dollars of research to create what nature can produce. Man made gems come in many forms. Every thing from simple glass to plastic to high tech chemical tongue twister …generally easy to identify. But there are ways to make the synthetic gems that cost hundreds of dollars per carat to produce and the only reason to spend that kind of money to make a synthetic gem is because it is very good. These high …
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The Difference Between White Gold and Platinum
… gold starts out as gold. Gold is yellow. Platinum is itself a white metal. White gold and platinum have their own properties that make them unique. How is white gold made? White gold is an alloy of gold and some white metals such as … gold even in the best mixture has a hint of yellow. Platinum is a gray white and will keep its color true. One big problem for white gold is the poor mixtures. Some manufactures of white gold look light yellow and never achieve the …
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Jewelry Repair FAQ
… why do I need it? In a large number of jewelry pieces, the valuable diamonds and gemstones are held in place with prongs. With wear, the tops of these prongs can become worn down. If the prongs wear down too much, the stone becomes at …. Retipping is the process of adding a small amount of metal (usually gold or platinum) to the top of worn down prongs to keep the gemstone secure. In the past, almost all gemstones had to first be removed from their mountings for …
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Gem in the Spotlight: Topaz
… a source for peridot which was confused with topaz before modern gemology. In ancient times, topaz was believed to protect its wearer. Topaz was also thought to initiate healing, increase or maintain mental health, and even allow the … in gems. One of the biggest is blue topaz. Gem suppliers use a neutron bombardment method in a nuclear reactor to produce the London Blue Topaz. An electron bombardment in a linear accelerator results in the light Sky Blue Topaz. If …
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Gem in the Spotlight: Amethyst
… person happened to be Amethyst, a beautiful young 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 …. It was highly prized by ancient civilizations such as the Egyptians, who believed that amethyst had the power to protect against evil spirits and drunkenness. The Greeks also believed that amethyst had healing powers and would often …
