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Fine Jewelry University Articles matching: “Man made 5 stone”
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Fine Jewelry University (Show All FJU Articles)
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Gem in the Spotlight: Blue Zircon
Zircon may be last in the alphabet of gemstones, but it is first in sparkle. The crystal structure of zircon creates one of the liveliest displays found in any … other colored gems? Zircon has a high refractive index (1.92-2.01). 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 … is also of interest to geologists because it is one of the oldest minerals on earth. In the gem world, a type of stone is often given different names for each of its colors, and Zircon is no exception. Here are examples of a few of them. …
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Gem in the Spotlight: Tourmaline
…Tourmaline becomes electrically charged when under mechanical stress (squeezed or impacted). This effect allowed the stone to be used in early sonar systems in the First World War as well as in extremely sensitive pressure gauges in …long trend of confusing tourmaline with other gems. Another notable example of this is the “Caesars Ruby,” the 255ct stone in the Russian crown jewels that has been traded between France, Russia, and Sweden for centuries. It was long been …
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Gem in the Spotlight: Sapphire
… whose reflection gave the sky its color. Ancient priests and sorcerers honored sapphire above all gems, for this stone enabled them to interpret oracles and foretell the future. Symbolizing truth, sincerity and tradition, it has been said… Moses received the Ten Commandments they rested on tablets of sapphires. Marriage partners put great faith in the stone. If its luster dimmed, one knew his or her spouse had been unfaithful. Sapphire refused to shine when worn by the …
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Brands and Designer Jewelry
… their followers expect. Style Jewelry styles must look good and be wearable. A particular piece may be very well made and last for years, but if it goes out of fashion, people won’t generally want to wear it. It is important that a … all over. You can also find un-branded jewelry that looks great on day one, but turns out to be very cheaply made. Some designers can become complacent and let their designs fall out of fashion. Sadly, there are no guarantees. But, in …
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Gem in the Spotlight: Morganite
Morganite is a beautiful, soft pink gemstone and a graceful expression of elegance. It is not a very well-known gem, but it definitely should be. It is pastel or…. It is the subtle, understated nature of Morganite’s color that sets it apart from many of the more popular gemstones. Morganite has an impressive family tree. It is a beryl gem which puts it in the same family as emerald and aquamarine. …pink variety of beryl “Morganite”. It has good hardness, durability, luster, and brilliance which make it a great gemstone for jewelry. For the gem nerds out there, here are a few of the gemological properties of Morganite. Its durability …
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Gem in the Spotlight: Jade
Jade has one of the richest heritages of all gemstones. People have been using jade from as early as 6,000 BC, and it has been an incredibly important part of Asian, …gem. History and Lore of Jade Jade’s incredible toughness has made it a useful tool throughout history. During the Stone Age of many cultures, jade was used for agricultural tools and weapons such as axe heads and knives. Jade has also … far are dyed quartz, glass, and plastic. These imitations can be identified quickly by a trained gemologist. Other stones that have been confused with jade over the years are chrysoprase, serpentine, maw sit sit, and hydrogrossular garnet…
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Gem in the Spotlight: Aquamarine
… to banishing fears and phobias. Aquamarine is a universal symbol of youth, hope, and health. In ancient times, the stone was said to aid seafarers. Sailors often wore amulets of aquamarine to give them courage and tame the ocean waves. …friends.” Another saying is, “to wear aquamarine earrings brings love and affection.” Aquamarine as a precious stone has always been popular. In ancient times, the aquamarine was believed to instill courage in those who wore them. Ancient…
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Caring for and Cleaning Your Jewelry
…. This will take away the shine. Ammonia-based cleaners clean diamonds and gold well but they may hurt other gemstones. It is also not a good idea to soak jewelry for very long in ammonia-based cleaners. Some anti-bacteria cleaners can … especially). It is safe to use an ultrasonic cleaner with diamond jewelry. Ultrasonic’s can damage other gemstones, know for certain it is safe to use. Ethyl alcohol is good for rinsing diamonds because it evaporates so quickly. Do not …
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Star White Gold
… keeps the promise of white gold. The bright clean style of Star White gold will enhance the look of diamonds and gemstones. Star White jewelry will last a very long time with a clean pure white gold look. Your prestigious White jewelry …. In addition, not all gas is created equally. We have all had the experience of poor performance due to poorly made gas. White gold also has three grades. Grade 3 is off white, grade 2 is standard, and grade 1 is premium. This means that…
