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Fine Jewelry University Articles matching: “Light amethyst”
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Fine Jewelry University (Show All FJU Articles)
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Gem in the Spotlight: Blue Zircon
…The refractive index (abbreviated RI) of a gemstone is its optical property that refers to the ratio of the speed of light in a vacuum to the speed of light through a transparent gem. Light is bent as it moves from air to the gem material… hues like a rainbow. Then the rainbow effect is broken and focused by the facets of the gem to create the brilliant light show we see. Zircon is also of interest to geologists because it is one of the oldest minerals on earth. In the gem …
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The Difference Between White Gold and Platinum
… 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 white look. It does not sound like a big problem because if you don’t like the light … yellowish, but is that what you want? If you want a pure white ring, then platinum will keep its whiteness. If the light yellow look doesn’t bother you, or it looks better to you, then white gold is a great option. Editorial note: the …
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Caring for and Cleaning Your Jewelry
How to Clean Jewelry A diamond’s spectacular beauty is due to its light show. Diamonds make light reflect, show its many colors, and dazzle. To perform its magic the diamond must be clean… are grease magnets. They will pull the oil from your fingers. Soaps and lotions add a coating that stops the light show. Dust and dirt stick to the grease and oils creating a lifeless diamond. Cleaning your diamond jewelry at home is …mild soap then rinse thoroughly with warm water. The key to diamond cleaning is the underneath side or pavilion. The light needs a clean surface to bounce upward. The diamond may need to be scrubbed several times before all the build up is…
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Gem in the Spotlight: Topaz
…). Smokey Topaz: Brownish grey color. Blue Topaz: The most common color. A full range of shades is available from light Sky Blue to dark London Blue. Topaz is also found in less commonly known colors like green, pink, and purple. Imperial … a nuclear reactor to produce the London Blue Topaz. An electron bombardment in a linear accelerator results in the light Sky Blue Topaz. If both treatments are used, they produce Swiss Blue Topaz. Determining where one color ends and the …
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How to Sell Your Jewelry
… add zero to the value. The two critical factors are the gem itself and the condition. Some gems have a higher value then others. A natural ruby is worth many times more then a synthetic ruby. Diamonds are generally more valuable then amethysts. Knowing your gem’s grade and rarity will help with understanding its value. The condition of the gem is critical to the value. Some chips and abrasions can justify the repolishing cost. But in most cases chips and scratches will …
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Star White Gold
… white, grade 2 is standard, and grade 1 is premium. This means that when white gold is made, it can be yellowish to light yellow. When white gold rings are new they are coated with a white metal called rhodium. Rhodium is a metal very … rhodium plating is used to make the white gold look whiter. The natural color of the white gold could actually be a light yellow color. The rhodium is very white and very hard, but it does wear away eventually. Regular, Plus, or Premium? …
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Gem in the Spotlight: Emerald
… in the crystal structure. Emerald’s Mohs hardness rating is 7.5-8 making it softer than sapphire and harder than amethyst and other quartz varieties. The refractive index of emerald ranges from 1.57 to 1.58, making it a moderately refractive…, pressure is released back into the chamber and the filler is cured (some cure in ovens and some cure from UV light exposure). History and Lore of Emerald Emeralds have been revered for thousands of years and have been associated with …
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Learn Secret Diamond Buying Skills From a Professional Diamond Buyer
…romance makes all who receive one the center of their universe. A diamond’s beauty energizes the whole person with a light show unique in the gem world. Diamonds are unique, just like the love it expresses, but unlike love we must put a …Third, trust your eyes. All the numbers and angles and percentages tell anyone is how well will this diamond do it’s light show. Look for the life of the diamond and you will know its cut. Find the brilliance, fire, sparkle you want and …
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Types of Necklace Chains
… is folded into a cube shape and then linked together. The flat sides and defined edges of each box link reflects light and makes this chain one of the most eye catching design. Like the cable and rolo chains, the box chain is flexible. … redundancy makes the rope chain one of the most durable chain designs there is. Each twist on these chains reflects light easily and when they are diamond cut they are extremely sparkly. Although most chain styles can come in a hollow …
