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Gem in the Spotlight: Quartz
… gems are made of one, single crystal, and they include some of the most widely known and recognizable quartz species. If you were born in February, you probably already know all about Amethyst since it’s your birthstone. Of course, the… surface, all of these fancy names are just different ways of saying “Quartz!” Crystal Name Color Amethyst Purple Citrine Yellow to reddish orange to brown, greenish yellow Prasiolite Green (often mistakenly referred to as Green …
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The Birthstones
… day. Garnet varieties brighten the world in colors of yellow to gold, bright orange to true orange, brown to cinnamon, pinks to greens, and of course many shades of red. Garnets are given as symbols of consistency, perseverance and …give them courage and tame the sea. Aquamarine was used to bring happiness, eternal youth, and control passion. In ancient times the aquamarine was believed to instill courage in those who wore them. Learn more about Aquamarine April’s …
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Measuring Gold Weight
…There is more trivia about gold weights. The troy system historically was used for measuring the weight of drugs, precious metals and gemstones. The name comes from the French city of Troyes. The noble metals (gold, silver and platinum…grains = 1 pennyweight and 20 pennyweights = 1 ounce troy. Even more trivia if you’d like to read on. “Grain is an ancient unit which was originally based on the weight of a grain of wheat. The grain is the smallest unit of weight in …
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The Magic of Polarized Light
…: Radios, X-ray machines, and microwaves all use some form of a polarizing filter to allow them to function efficiently as they do without negative side effects. Using Polarized Light in Gemology Some gemstones, due to their unique … use of polarized light in gemology is to help identify doubly refractive stones. When using a refractometer, a circular polarizing filter is fitted over the magnifier. When twisted, if the stone is doubly refractive, the refractive …
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Gem in the Spotlight: Tsavorite Garnet
… stunningly vivid green color. It is bright 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… of as a traveler’s stone offering protection and aid during long journeys. Garnet is also believed to aid in circulation and to protect against diseases. Tsavorite in particular is thought to provide its wearer with strength and …
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Art Deco vs. Art Nouveau Style Jewelry
…nd it impacted almost every artistic medium. Jewelry makers embraced materials such as enamel, horn, and semi-precious stones to create pieces that were not just adornments but works of art. Many Art Nouveau jewelry pieces were made in … jewelry design embraced symmetry, bold colors, and streamlined forms influenced by Cubism and the Machine Age. Precious metals like platinum and white gold alongside rare and valuable gemstones such as diamonds, emeralds, and sapphires…
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Jewelry Solder: What You Should Know
… are actually a mix of multiple different metals in different combinations called alloys. For the sake of simplicity, we will focus our discussion on gold jewelry, but the same concepts also apply to silver and platinum as well. If your… low melting points, and by controlling exactly how much of these metals are used metallurgists can determine the precise melting point of the finished alloy. How Solder Affects Jewelry Here is where things get interesting. In addition …
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Gem in the Spotlight: Garnet
… day. Garnet varieties brighten the world in colors of yellow to gold, bright orange to true orange, brown to cinnamon, pinks to greens, and of course many shades of red. Garnets are given as symbols of consistency, perseverance and … and health. All these powers were said to double for people born in January. The dark red garnet has long been associated with blood. Christian tradition considered the blood-red garnet symbolic of Jesus Christ’s sacrifice. Legend …
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Gem in the Spotlight: Tourmaline
… flies under the radar in the gem world and remains the best kept secret of gem collectors and connoisseurs who appreciate its unique properties and stunning array of colors. In fact, tourmaline is found in almost any color you can …, sapphire, or emerald. Gemology of Tourmaline Gemologically speaking, tourmaline is its own mineral and not a species or member of a different family (unlike emerald and aquamarine, for example, which are members of the beryl family). …
