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Fine Jewelry University Articles matching: “Heart shaped gems”
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Synthetic Gems: The Whole Story
Ruby, sapphire, emerald and alexandrite are very beautiful gems and very rare in their stunning beauty. These four gems have been coveted by rulers and the rich for thousands of … if anyone could own them? At gem shows and museums, I have seen jaw dropping rubies, sapphires and emeralds. These gems in high quality have put ownership beyond most people to justify the price. Just a one carat gem could cost $3,000 … ring where people can spend over $10,000 routinely. The answer was to find a less expensive way to have these gems. It took over a hundred years and millions of dollars of research to create what nature can produce. Man made gems come in…
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Gem in the Spotlight: Garnet
… midst of cold, white (valley fog) and at times stark surroundings are rewarded with one of the most varying birth gemstones…Garnet. Garnet’s pizzazz energizes the gloomiest day. Garnet varieties brighten the world in colors of yellow … garnet lantern to navigate the Ark at night. The ancient world is full of praise for the carbuncle, the glowing red gemstone we now know as garnet. Early scientists named garnet from the Latin granatus, which means ‘seedlike’ because …
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Gem in the Spotlight: Tsavorite Garnet
…and lively with a high refractive index giving it excellent sparkle and scintillation. Tsavorite 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… grossularite 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 “-…
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What Are Lab Grown Diamonds?
… 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 … diamond”? In the gemological world, synthetic is a highly technical term. When speaking technically, synthetic gems are man-made crystals with the same crystal structure and chemical composition as the specific gem that is being created…
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Gem in the Spotlight: Amethyst
… One of the most famous amethyst stones is in The Morris Amethyst Brooch which is set with a large 96 carat heart shaped amethyst. It resides in the collection of the Smithsonian Institution, National Museum of Natural History. The amethyst… as hard as tourmaline, softer than sapphire and topaz, and harder than opal and tanzanite. This makes it a durable gemstone that is resistant to scratching and chipping. It is also resistant to heat and chemicals which means that it can …
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Is a Lab Grown Diamond Right for Me?
Picking a diamond for your engagement ring is a big decision. For most of us, buying a diamond is a significant financial undertaking, and we want to get it right. Unfortunately, understanding diamonds takes a lot of specialized knowledge that most people don’t have (anyone remember their refractive indexes from high school physics?). Even more unfortunately, the diamond industry suffers from a lot of misinformation and paranoia both from inside the trade and from outside observers. I have heard people say that natural diamonds come with a 400% mark up,
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Gem in the Spotlight: Emerald
… 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 …Springtime exudes life, full of bright colors and renewed energy. Emerald, May’s gemstone, captures this enthusiasm for life in rich elegance. This precious gemstone has been revered for over 4,000 … other quartz varieties. The refractive index of emerald ranges from 1.57 to 1.58, making it a moderately refractive gemstone. Its specific gravity ranges from 2.65 to 2.75. One of the distinctive features of emeralds is that they often …
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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…golden, saffron, and colorless. Zircon colors are pure and have that distinctive fire that sets it apart from other gems. The Gemology of Zircon Why does zircon have so much more fire then other colored gems? Zircon has a high refractive …Zircon is also called, imaginatively, Blue Zircon. Blue zircon was a specific favorite in Victorian times, when fine gems were often featured in English estate jewelry dating from the 1880s. Tiffany’s famous gemologist George Kunz was a …
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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, … given it such a prominent place in human history? The term “jade” actually refers to two completely different gems: nephrite and jadeite. These are actually two unique mineral species, but since they have been confused for so many years… emerald green that is almost transparent, and it is called “Imperial Jade.” Jade is one of the top selling gems in Asia, but its beauty and cultural importance have landed it a spot as one of the most important items in the global gem …
