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Fine Jewelry University Articles matching: “Green gem”

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Fine Jewelry University (Show All FJU Articles)

  1. Tourmaline jewelry and loose gems

    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. …

  2. Loose fantasy cut aquamarine

    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 …

  3. Old mine cut diamond example

    The History of Diamond Cuts

    … pyramids stuck together at the base. Naturally, the first attempts to enhance diamonds were to polish the natural gem. The “point cut” is the polishing of a natural octahedral diamond. Interesting fact #1 about diamond cuts: cutting a … cut and polished in one step. Since only diamond can cut diamond, the diamond cutter must take care to polish the gem at the same time. That is one of the reasons diamonds are expensive. Diamond cutters are highly trained and need a lot…

  4. Group of loose emerald gemstones

    Gem in the Spotlight: Emerald

    … are a member of the beryl mineral family (along with morganite and aquamarine) and are valued for their rich green color. The intensity of an emerald’s hue depends on the presence of chromium and vanadium in the crystal structure. Emerald… a symbol of the reproductive forces of nature. Modern science has shown us that the human eye is more sensitive to green than to any other color thereby making it easier on the eyes. Pliny said that emeralds were the only gemstones that …

  5. Collection of loose and mounted quartz gems of various types

    Gem in the Spotlight: Quartz

    …is “Alaska Diamond” for rock crystal alongside “Herkimer Diamonds” (see below). In recent times, the term “Green Amethyst,” which was commonly used for Prasiolite, has come under fire. It even attracted the attention of the US Federal … gems can be stunningly beautiful and intricate. You can also see why Prasiolite has previously been referred to as “Green Amethyst.” Under the surface, all of these fancy names are just different ways of saying “Quartz!” Crystal Name …

  6. The Birthstones

    … wisdom is “more precious than rubies”. Rubies and sapphires are the same mineral, 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 Cleopatra. The ancients called August’s birthstone the “gem of the sun”. It was believed that peridot could chase away evil spirits and dissolve curses but …

  7. Group of loose topaz gems and topaz jewelry

    Gem in the Spotlight: Topaz

    … shades is available from light Sky Blue to dark London Blue. Topaz is also found in less commonly known colors like green, pink, and purple. Imperial Topaz is by far the most valuable variety, while colorless topaz is often the least … and the gem ruined very easily. Mystic topaz comes in virtually any color from sunset orange, to violet, to green. These coatings can allow topaz to be any color of your preference. Topaz itself is a hard gemstone with a Mohs hardness of …

  8. Gold Purity and The Differences Between White and Yellow Gold

    …to me? Gold is a beautiful metal that is used to make timeless jewelry. Gold can be bent and molded into elegant engagement rings to show the eternal affection of one person to another. Gold is an expression of love. Gold Purity Is all … gold in jewelry is karat. Karat with a K is the purity of gold, Carat with a C is a measure of weight use mostly in gem weight (one carat is 1/5 gram). Karated gold used in engagement rings can be from 100% gold to as low as 37% gold. …

  9. A group of art deco and art nouveau rings together

    Art Deco vs. Art Nouveau Style Jewelry

    … 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, were the materials of choice for Art Deco jewelry makers. The most …Deco designers embraced new materials like Bakelite, celluloid, and chrome alongside traditional precious metals and gemstones to create dynamic and futuristic designs. Influence and Legacy Although it was relatively short-lived, Art …