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Fine Jewelry University Articles matching: “flower leaf nature”
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Fine Jewelry University (Show All FJU Articles)
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Gem in the Spotlight: Iolite
… variety of the mineral Cordierite. Iolite was once known as a “water sapphire”. Dichroite is another synonym for iolite. Dichroite is a Greek word which loosely translates as two-colored rock. This refers to iolite’s pleochroic nature. iolite cannot be heat treated to enhance its color. The color you see is the natural color of the stone when it was first discovered. Coming in at 7 to 7.5 on the Mohs hardness scale, iolite is a somewhat soft gem. It is comparable to …
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Alternative Metals for Men’s Jewelry
…. Titanium is named after the Titans, mythical Greek giants who ruled the earth and personified different forces of nature. There are some potential cons to wearing a titanium ring that you should consider. Titanium rings can be cut off … extremely dense and finishes to an exceptional, lustrous, red surface. Burl wood rings are another creative use of nature and modern design. Burl wood is created when a tree growth has deformed. This fashions a beautiful, one-of-a-kind …
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Is a Lab Grown Diamond Right for Me?
…, and the jobs and income that the mine brings can help elevate many people out of poverty. Lab grown diamonds are not one-of-a-kind in the same way that natural diamonds are. Each earth-mined, natural diamond is a unique work of nature’s art. Lab grown diamonds, on the other hand, are mass-produced in diamond factories. The mystery or glamour of the diamond may feel lost because of this. You lose something of the magic, the sense of awe, the “it factor” that comes with a…
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Gem in the Spotlight: Blue Zircon
…times, when fine gems were often featured in English estate jewelry dating from the 1880s. Tiffany’s famous gemologist George Kunz was a distinguished zircon advocate. He proposed the name “starlite” to promote the gem’s fiery nature. Unfortunately, the name never caught on, and today we use the simpler term, Blue Zircon. Zircon is commonly heat treated. Brown zircons can be transformed into colorless or blue zircons through heat treatments. Zircon is a durable gemstone …
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Frequently Asked Question about Jewelry
… under consideration. Obviously, the Dollar Value can easily change considerably over a relatively short period of time. Appraisals are most often used for insurance purposes. What’s new with diamonds? Technology is changing the very nature of diamonds. First, new synthetic (man made) diamonds of gem quality are coming into the market now. Next, companies can now change the color of diamonds. They are making the diamonds both more transparent (whiter) and more colorful. …
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The Magic of Polarized Light
…basis (e.g. overhead reflected light or a daylight equivalent fluorescent light source). Polarized light, on the other hand, has all of the vibrations and rays going in the same direction. One of the most common occurrences of this in nature is sunlight reflecting off of the water. When the light bounces off of the surface, that reflected light is partially polarized. This is because some of the rays pass through the water, and some of them reflect. In a lab we typically …
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Gem in the Spotlight: Emerald
…. In ancient Egypt, emeralds were believed to symbolize fertility and rebirth and were often buried with pharaohs. In Roman mythology, the stone was dedicated to Venus and likewise became a symbol of the reproductive forces of nature. Modern science has shown us that the human eye is more sensitive 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, …
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Gem in the Spotlight: Opal
… most common is “sugar” or “smoke” treating a white opal to give it a darker body color. This is a simple treatment that involves placing the stones in a sealed environment which is then filled with smoke. Opals are porous by nature, so small particulates can be absorbed, if the stones are subjected to them for long enough. A white opal can be darkened to have a gray body color, and gray opals can be darkened to have a black body color. A gemologist with right training …
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The Birthstones
… product of an oyster’s defense mechanism. When a foreign irritant is introduced either by man (cultured) or naturally, the oyster immediately surrounds it with layers of a substance called nacre. Pearls form directly from the hand of nature, ready to be admired and worn to display all their beauty. Alternative gemstones for June include moonstone, alexandrite, and rhodolite garnet. Learn more about Pearl and Alexandrite July’s Birthstone: Ruby Ruby’s rarity and beauty …
