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Fine Jewelry University Articles matching: “Spring 10k round red gem”
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Fine Jewelry University (Show All FJU Articles)
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How to Clean Pearl Jewelry
… get dirty from time to time. As you know pearls are produced when a mollusk secretes nacre to form a covering around a foreign body in its shell. Pearls are not as durable as gemstones produced by the heaving pressure beneath the earth’s … brush. A soft brush must be used so as not to scratch the surface of the pearl. Care must be taken to clean well around the drill hole, but do not dip the whole strand into the cleaning solution because water could get into the drill hole…
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Gem in the Spotlight: Ruby
For much of human history, rubies have been the most prized gemstone. But, what is it about this red gem that has captivated our hearts and minds for so long? Is it ruby’s color? … deeper? Whatever it is, ruby’s impact on humanity is broad and deep, with arguably the richest history of all gemstones. Gemology of Ruby Rubies are in the corundum gem family along with sapphires. Corundum is an extremely durable form …to diamond (which has a Moh’s hardness of 10) and moissanite (which is in between). Rubies only occur in the color red which comes from trace amounts of chromium in the crystal structure. If they are too purple or too pink, they are …
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Gem in the Spotlight: Tourmaline
Tourmaline is one of the most beautiful gems that you’ve probably never heard of. Less popular than the likes of ruby or sapphire, tourmaline flies under the …tourmaline is found in almost any color you can imagine, and people have most likely used and appreciated it for hundreds of years. But, before the advent of modern gemology, most tourmaline was believed to be ruby, sapphire, or emerald… and harder than tanzanite or opal. Tourmaline is found in a huge variety of colors (sometimes even within the same gem), and some of these colors have their own names: Rubellite: is red, pinkish red, orangy red, or pink tourmaline. …
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Fake Diamonds: The Great Diamond Attack
… a diamond is lab grown . Synthetic gems are not new to the jewelry profession. Synthetic colored stones have been around for over a 100 years. The impact was dramatic in the beginning then adjustments were made and the new gem found it …Synthetic corundum and spinal, Glass) or simulants are quite easy to separate. The diamond tester and understanding gem properties make choosing the diamond an easy task with these older lookalikes. Apathy and sloppy observation can let …
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Gem in the Spotlight: Tsavorite Garnet
… in sizes larger than five carats, and most faceted stones are below two carats. By some estimates, Tsavorite is around 200 times rarer than the much better known Emerald. Gemology Tsavorite’s rarity and beautiful green color reminds one … or lore, given its recent discovery. That said, as a member of the garnet family , there is much mythology surrounding it. Garnet has been thought of as a traveler’s stone offering protection and aid during long journeys. Garnet is also …
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Is a Lab Grown Diamond Right for Me?
… accepted that it takes considerably less energy to grow a diamond in a lab than it does to dig it out of the ground. There is also no need to displace many tons of earth to create a lab grown diamond. You can, with 100% certainty, know … very expensive). Lab-grown diamonds are new and exciting . To put it mildly, the jewelry industry has been around for a long time. It’s quite rare that something truly new comes around. Even though man-made diamonds have been around …
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Gem in the Spotlight: Garnet
…Garnet is January’s birth stone. January babies born in the 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…many curative powers. Garnets are given as symbols of consistency, perseverance and good health. Some of the lore surrounding garnets is that it protects the wearer from nightmares, promotes long-lasting love, and prevents hearing …
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Gem in the Spotlight: Alexandrite
…, more expensive than diamond and more illustrious than sapphire, emerald, or even ruby, alexandrite has been known around the world as one of the most sought-after gems for the better part of 200 years. But, what makes this stone so …fluorescent light, and some LED light. Under incandescent light, candle, and firelight, alexandrite appears purplish-red. This is because of how the trace element chromium interacts with alexandrite’s crystal structure. It absorbs most …
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Gem in the Spotlight: Emerald
Springtime exudes life, full of bright colors and renewed energy. Emerald, May’s gemstone, captures this enthusiasm for … 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 …. This precious gemstone has been revered for over 4,000 years and is associated with love, fertility, and rebirth. Gemology of Emerald Emeralds are a member of the beryl mineral family (along with morganite and aquamarine) and are …
