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Fine Jewelry University Articles matching: “3 stones”
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Fine Jewelry University (Show All FJU Articles)
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Gem in the Spotlight: Emerald
… to green than to any other color thereby making it easier on the eyes. Pliny said that emeralds were the only gemstones that delighted the eye without fatiguing it. In fact, Emperor Nero was said to wear a kind of emerald glasses to watch …. Emeralds also have a strong association with Christianity. In the Bible, emerald is listed as one of the twelve stones that adorned the breastplate of Aaron, Moses’ brother. Emerald was also believed to symbolize resurrection and was used…
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Laser Jewelry Repair
…damaging the enamel or leaving visible signs of the restoration work. Our laser can fix jewelry without removing the stones or running the risk of solder flowing into the hinge and destroying its mobility. Antique filigree that is broken … that broke from doing repair work. Now they can be done. The laser gives us the ability to fix jewelry with glass stones that a torch would overheat and destroy. Inexpensive jewelry that has great sentimental value but could not be fixed …
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Fake Diamonds: The Great Diamond Attack
… how to tell if a diamond is lab grown . Synthetic gems are not new to the jewelry profession. Synthetic colored stones have been around for over a 100 years. The impact was dramatic in the beginning then adjustments were made and the new … they are making are somewhat unusual for the diamond trade. The common colors are a bright green and yellow/orange stones. Some call the colors antifreeze looking. Is this process a simple treatment of a natural stone or is it the …
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Gem in the Spotlight: Ruby
… deeper? Whatever it is, ruby’s impact on humanity is broad and deep, with arguably the richest history of all gemstones. Gemology of Ruby Rubies are in the corundum gem family along with sapphires. Corundum is an extremely durable form of … rubies and mentions them four separate times. In India, the ruby is known as “ratnaraj” or “king of precious stones” in the ancient language of Sanskrit. Rubies get their name from the Latin word “ruber,” which means red. This is also …
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Gem in the Spotlight: Aquamarine
… was believed to guarantee a happy marriage and inspire mutual fidelity in newlyweds. Notable Aquamarine Gemstones The largest gem-quality aquamarine gemstone ever mined was 19 inches long. The largest cut aquamarine is named the Dom Pedro …. Her tiara is an exquisite piece of platinum jewelry that has evolved several times over the years. Having larger stones swapped in and exchanging her pendant for the center stone in the tiara. The tiara is one of only a few items of …
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Gem in the Spotlight: Tourmaline
… F. Kunz. He documented reports about the tourmaline deposits of Maine and California and praised the quality of the stones they produced. Along with opal, tourmaline is October’s birthstone. Care and Cleaning of Tourmaline Tourmaline makes… daily wear. Because it isn’t exceptionally hard (Mohs hardness of 7-7.5), it should be stored away from other gemstones that could potentially damage it. Tourmaline should not be put into an ultrasonic cleaner or steam cleaned, and should …
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Platinum
… an increasingly popular choice for jewelry, either on its own or as the setting for diamonds and other precious gemstones. Platinum jewelry does not fade or tarnish and keeps its looks for a lifetime. Platinum’s purity makes it … wear. Its density and weight make it a durable jewelry metal. Platinum does not wear away and holds precious stones firmly and securely. Like all precious metals, platinum scratches. However, the scratch on a platinum piece is merely a …
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The History of Diamond Cuts
…recorded statements about diamonds is: “the substance that possesses the greatest value, not only among the precious stones, but of all human possessions.” said by Pliny, the Roman historian. The story of the diamond cut is the story of … cut is the rose cut or rosette cut. The rose cut looks like half a diamond to modern eyes. It has anywhere from 3 to 24 facets coming to a point in the middle. But its most recognized aspect is the flat bottom. Basically, it is a …
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Gem in the Spotlight: Tsavorite Garnet
… is also a very rare gemstone. It is uncommon to find Tsavorite in sizes larger than five carats, and most faceted stones are below two carats. By some estimates, Tsavorite is around 200 times rarer than the much better known Emerald. … doesn’t exactly roll off the tongue. So, a proper name was definitely in order. The nomenclature of gemstones follows certain rules, and according to modern mineralogical methods, gemstones are given a name which ends in “-ite”. In honor …
