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Fine Jewelry University Articles matching: “green spinel”
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Gem in the Spotlight: Spinel
Spinel, the Great Imposter” sounds like the title of an action movie, but it could also be the title of this article. For … confused with other gems and even today is often used as a substitute for similar looking stones. In recent years, spinel has started to move out of the shadows and be appreciated in its own right, and we can see why. Its colors rival even… gems. For only the 3rd time in the last one hundred years, the industry is modifying the official birthstone list. Spinel will be joining peridot as the August birthstone! This change was officially made in 2016, but only in the last …
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Gem in the Spotlight: Peridot
Peridot is a lovely yellow-green gem with a rich history. Legend has it that Peridot was the favorite gemstone of Cleopatra. The ancients called it … for August. It is also the accepted anniversary gemstone for the 16th year of marriage. Peridot’s unique yellow-green color is very attractive. The name “Peridot” is simply a French word derived from the Arabic for green. Peridot’s color … soft appearance. Color is the most important characteristic when determining the value of a Peridot gem. The deeper green the peridot is, the higher its value. There is a lot of confusion over the pronunciation of peridot. It is actually …
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Gem in the Spotlight: Alexandrite
… to display color-change phenomena. There are color-change varieties of many gems including sapphire, tourmaline, spinel, garnet, etc. Alexandrite is, however, the most famous for it. It is so famous, in fact, that color-change itself is … Alexandrite is the extremely rare, color-change variety of a gem species called Chrysoberyl. It appears bluish-green in daylight, fluorescent light, and some LED light. Under incandescent light, candle, and firelight, alexandrite appears …
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Gem in the Spotlight: Tsavorite Garnet
…, all with the time tested durability of garnet. Tsavorite is a unique form of garnet with a stunningly vivid green color. It is bright and lively with a high refractive index giving it excellent sparkle and scintillation. Tsavorite is …, Tsavorite is around 200 times rarer than the much better known Emerald. Gemology Tsavorite’s rarity and beautiful green color reminds one of the other green garnet called Demantoid. Demantoid, however, is a completely different variety …
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The Birthstones
…corundum. Ruby is red and any other color is called sapphire. Learn more about Ruby August’s Birthstone: Peridot and Spinel Peridot is a lovely yellow-green gem with a rich history. Legend has it that peridot was the favorite gemstone of …sharp blows, household chemicals and extreme temperature changes. Do not use a home ultrasonic machine for cleaning. Spinel was added as one of August’s birthstones in 2016, and we think it’s a great addition. Spinel is a beautiful gem that…
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Gem in the Spotlight: Jade
… toughness, can be carved, and can be taken to a high polish. Nephrite is commonly found in a darker olive green color but can also be very light green, orangey-red, black, and yellowish green. Jadeite can come in many different colors … pink, purple (often called lavender jade), blue, black, white, and the most valuable/desirable color: a vibrant green. The finest of all green jadeite colors is a saturated emerald green that is almost transparent, and it is called “…
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Gem in the Spotlight: Tanzanite
… different colors when viewed at different angles. Tanzanite in its raw form has three colors: blue, purple, and green. Heating removes the green component which makes the violetish blue color pop (although technically speaking it doesn’t …present. Raw, unheated tanzanite is sometimes marketed as “mermaid tanzanite” because of the iridescent blue and green colors. You can usually tell if a tanzanite has been heated by using a dichroscope. This is a tool that gemologists use …
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Gem in the Spotlight: Tourmaline
…: is red, pinkish red, orangy red, or pink tourmaline. Indicolite: is dark blue, dark violetish blue, or dark greenish blue tourmaline. Paraíba: is a copper colored blue, intense violetish blue, or greenish blue tourmaline from Paraíba, …chrome tourmaline’s color actually comes from vanadium. Watermelon: This variant of tourmaline has a pink center and green edges that resembles a watermelon. Crystals of this type are often cut in slices to display this unique property. …
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Gem in the Spotlight: Aquamarine
…very pale blue to a deep blue, the finest specimens being the deepest in color. Most aquamarine stones have a subtle green component, and in some markets, a deep greenish blue is the most desirable. Brazil is the most prolific supplier of … See More Aquamarine » Aquamarine is more than March’s birthstone. Its beauty is in its purity of color. The blue green hue is not overpowering but an understated appeal. It has an elegance and subtlety that is lost with more vibrant …
