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Fine Jewelry University Articles matching: “Heart shaped ruby earrings”
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Fine Jewelry University
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What Are Lab Grown Diamonds?
…are man-made diamond simulants. It is important to reiterate here that just because a material can be used as a diamond simulant does not make it a “fake” or a bad thing. YAG, for example, is a very useful crystal that lies at the heart of our laser welder . The most popular diamond simulant by far today is synthetic Cubic Zirconia (CZ) . It is cheap to produce and sparkles very brilliantly. It is a great example of a synthetic gemstone that is a diamond simulant. CZs …
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Gem in the Spotlight: Emerald
… known for its clarity and rich green color. It was donated to the Smithsonian by Mr. and Mrs. O. Roy Chalk in 1972 and can be seen on display at the National Museum of Natural History in a platinum and gold ring surrounded by 60 pear-shaped diamonds. According to workers at the Muzo mine in Columbia, it is one of the finest green emeralds ever discovered Care and Cleaning of Emerald Like all precious gemstones, emeralds require proper care to maintain their brilliance …
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Alternative Metals for Men’s Jewelry
… chemical symbol “W”. The “W” comes from its earlier name, wolfram. Tungsten has a high melting point at an astounding 6,191 degrees Fahrenheit. Tungsten is rated at about a 9 on the Mohs scale of hardness which is the same as Ruby or Sapphire and just below diamond (which is 10). Like these gems, tungsten is very scratch resistant and will not bend out of shape, but it will break if enough shock or pressure is applied to it. Tungsten is a dense metal which is what …
