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Showing all results for: “Gem in the Spotlight”

Fine Jewelry University (Show All FJU Articles)

  1. Gem in the Spotlight: Opal

    Opal has been described as containing the wonders of the skies, sparkling rainbows, fireworks, and lightning. Its dazzling play of color is totally unique in … for those lucky enough to born in October, and it is found in a huge variety of colors (sometimes all within the same stone). Gemology of Opal Opal’s captivating dance of colors is a result of its unique internal structure. This …spheres arranged in a pattern, which diffract light and create the spectacular play of colors known as opalescence . The colors seen in an opal depend on the size and arrangement of these spheres as well as the background colors and the

  2. Three loose garnets red organge and green

    Gem in the Spotlight: Garnet

    Garnet’s rich history and varieties demonstrate garnets are more than the little red gem. Garnets allow for great personal diversity and style. The wide world of garnets invites all to … 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. Garnet varieties brighten the world …shades of red. Garnets are given as symbols of consistency, perseverance and good health. Garnet is also regarded as the gem of faith, constancy and truth and possesses many curative powers. Garnets are given as symbols of consistency, …

  3. Group of loose emerald gemstones

    Gem in the Spotlight: Emerald

    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 … Emerald Emeralds 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… Mohs hardness rating is 7.5-8 making it softer than sapphire and harder than amethyst and other quartz varieties. The refractive index of emerald ranges from 1.57 to 1.58, making it a moderately refractive gemstone. Its specific gravity…

  4. Collection of sapphire jewelry and loose sapphire gemstones in many colors

    Gem in the Spotlight: Sapphire

    Few gems capture the imagination as does sapphire. Sapphire’s beauty inspired people to wonder. Ancient cultures had many …beliefs about the sapphire. The ancient Persians believed the earth rested on a giant sapphire whose reflection gave the sky its color. Ancient priests and sorcerers honored sapphire above all gems, for this stone enabled them to … and foretell the future. Symbolizing truth, sincerity and tradition, it has been said that when Moses received the Ten Commandments they rested on tablets of sapphires. Marriage partners put great faith in the stone. If its luster …

  5. Three loose rubies in a row triangle oval and pear shaped

    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… high cost? Or, is it something 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. … only 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 …

  6. Tanzanite is a beautiful blue purple gemstone that is very rare

    Gem in the Spotlight: Tanzanite

    Beauty and rarity are two wonderful traits in a gemstone. Tanzanite has them both. In fact, it is estimated that Tanzanite is 1,000 times rarer than diamond. But, what …’s gorgeous color is a captivating mix of blue and purple. The deep hues of violet, indigo, and blue come together in an unrivaled blend only found in Tanzanite. The amazing look of Tanzanite demands a price to match. Yet, even with its … still less in price than better known gems like Rubies, Sapphires, and Emeralds. There are many shades of color in the Tanzanite gem market. Some Tanzanites are extremely light blue. They are uninteresting and bland to look at. They are…

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