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Fine Jewelry University Articles matching: “Gold necklaces with letter p”

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

    Gem in the Spotlight: Sapphire

    … set in the Bishop‘s ring as a symbol of unity between the priest, the sky and heaven. Sapphire has been associated with divine favor. The Buddhists believed that the sapphire favored devotion and spiritual enlightenment. It is the … known as ruby), but is especially popular in deep blue. Fancy colored sapphires including pink, green, orange, and golden yellow are magnificent in any jewelry. See More on Etsy › With the exception of the diamond, which measures 10 on …

  2. diamond brokering service in sacramento

    Diamond Brokering

    Serving you is our passion. Making our expertise available to you coupled with our value hunting system makes the diamond buying experience a positive one. Please feel free to ask any questions …We use high-tech means to reach the most sophisticated companies and low-tech to mine even one person operations all with the goal of finding the exact diamond you want at the very best price available. Our value hunting system helps with…. We are confident of our ability to serve and trust our fair method of finding the best value will make you happy with a beautiful diamond for a lifetime

  3. Old mine cut diamond example

    The History of Diamond Cuts

    … wore uncut diamonds. One of diamond’s remarkable attributes is that the natural diamond crystal is beautiful without any human modification. Diamonds normally form in the octahedral shape which looks like two pyramids stuck together at … became the first to receive a diamond engagement ring. Archduke Maximilian of Austria gave her a ring that was set with a point cut diamond and thin flat pieces of diamonds in the shape of an “M” in 1477. The Earliest Diamond Cuts Once …

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

    Gem in the Spotlight: Ruby

    … thereby its 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 …s” and ascribing to them magical powers. In ancient days, the fiery stone was associated with courage, red blood, and fire. Worn on the crowns and helmets of kings, rubies were a royal insignia believed to protect the wearer from injury a…

  5. A group of alexandrite jewelyr and loose gems shown in different light to demonstrate color change

    Gem in the Spotlight: Alexandrite

    …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 wavelengths of light very well, only transmitting green and red … much stronger red/orange component, the stone will appear redder. Alexandrite has a refractive index of 1.746-1.755 with an average birefringence of .010. It has a specific gravity of 3.73 and a Mohs hardness of 8.5. Because of its high …

  6. Tsavorite garnet is a rare and beautiful green gem

    Gem in the Spotlight: Tsavorite Garnet

    The discovery of Tsavorite in East Africa in the 1960s changed the jewelry world. Here was a gem with the color to rival the most exquisite emeralds and the clarity of the cleanest sapphires, all with the time tested … 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 also a very rare gemstone. It is … variety of garnet found primarily in Russia. Tsavorite is 7.5 on the Mohs scale. It is a green grossular garnet with a chemical make-up of CA 3 Al 2 (SiO 4 ) 3 . It has a Refractive Index (RI) of 1.740 and a dispersion index of 0.028. So…

  7. Group of loose topaz gems and topaz jewelry

    Gem in the Spotlight: Topaz

    … one person say, “I love Topaz; it reminds me of a blue sky.” Then her friend says back, “Topaz may be like a golden sunset, but not the sky.” A third friend will chime in, “You’re both crazy, it’s like a beautiful peach.” Then, a … Zabargad). Of course, topaz isn’t found there, but the island used to be a source for peridot which was confused with topaz before modern gemology. In ancient times, topaz was believed to protect its wearer. Topaz was also thought to …

  8. A computer rendering of a fake diamond

    Fake Diamonds: The Great Diamond Attack

    …a fully natural diamond from all the modern possibilities is quite demanding. So what is a real diamond? Let’s start with the older diamond look a likes, (CZ, GGG, YAG, Synthetic corundum and spinal, Glass) or simulants are quite easy to …. Apathy and sloppy observation can let one of the older lookalikes get by, but generally the profession is dealing with these well known simulants easily. The diamond tester (thermal inertia testers) is the front line in finding diamond …

  9. Beautiful iolite jewelry and loose gemstones

    Gem in the Spotlight: Iolite

    … be near the top of the list. Iolite’s color range of blue, blue-violet, and violet competes for public attention with sapphire, tanzanite, and amethyst. They may have name recognition, but iolite has a rich, unique color and great gem …optical phenomenon in which a substance appears to be different colors when observed at different angles, especially with polarized light. Pleochroism is caused by differing absorption of light rays in doubly refractive crystals. Thus, no…