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Fine Jewelry University Articles matching: “Blood stone”

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Fine Jewelry University (Show All FJU Articles)

  1. Group of loose topaz gems and topaz jewelry

    Gem in the Spotlight: Topaz

    …, 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. Mohs hardness is a standardized metric of how difficult it is to scratch something. For …a single sharp blow, a trait it shares with diamond. Clean with mild dish soap; use a toothbrush to scrub behind the stone where dust can collect. Never use ultrasonic or steam cleaners on topaz. Sudden changes in temperature can fracture …

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

    Art Deco vs. Art Nouveau Style Jewelry

    … 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 … quite common as well. The diamonds used in Art Nouveau jewelry were typically Old Mine cuts, but Old European cut stones were also included as they became more popular. In contrast, Art Deco arrived in the 1920’s and 1930’s, characterized…

  3. Lasers are now used for jewelry repair

    Laser Jewelry Repair

    …damaging the enamel or leaving visible signs of the restoration work. Our laser can fix jewelry without removing the stones or running the risk of solder flowing into the hinge and destroying its mobility. Antique filigree that is broken … that broke from doing repair work. Now they can be done. The laser gives us the ability to fix jewelry with glass stones that a torch would overheat and destroy. Inexpensive jewelry that has great sentimental value but could not be fixed …

  4. Lab grown synthetic diamond Type IIa tester with diamond

    How to Tell If a Diamond Is Natural or Lab Grown

    … have imaginative names like DiamondCheck, DiamondSure, and DiamondView. Roughly speaking, these machines work like our DiaTrue. They bombard a diamond with specific types of radiation (nothing harmful to humans) and analyze what the stone outputs. There are certain, tell-tale signs of the various processes used to make lab grown diamonds that show up as spikes and troughs at specific wavelengths in the spectroscopic analysis. With CVD diamonds, the DiamondView machine …

  5. A collection of jade jewelry and loose gems

    Gem in the Spotlight: Jade

    Jade has one of the richest heritages of all gemstones. People have been using jade from as early as 6,000 BC, and it has been an incredibly important part of Asian, …gem. History and Lore of Jade Jade’s incredible toughness has made it a useful tool throughout history. During the Stone Age of many cultures, jade was used for agricultural tools and weapons such as axe heads and knives. Jade has also … far are dyed quartz, glass, and plastic. These imitations can be identified quickly by a trained gemologist. Other stones that have been confused with jade over the years are chrysoprase, serpentine, maw sit sit, and hydrogrossular garnet…

  6. Tsavorite garnet is a rare and beautiful green gem

    Gem in the Spotlight: Tsavorite Garnet

    … 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, and most faceted stones are below two carats. By… doesn’t exactly roll off the tongue. So, a proper name was definitely in order. The nomenclature of gemstones follows certain rules, and according to modern mineralogical methods, gemstones are given a name which ends in “-ite”. In honor …

  7. Alternative metal wedding band options for men

    Alternative Metals for Men’s Jewelry

    … jewelry metals can usually wear tungsten jewelry without issue. Tungsten comes from a Swedish term meaning “heavy stone.” It is element 74 on the periodic table with the chemical symbol “W”. The “W” comes from its earlier name, wolfram. … metal for your wedding band, but today there are some excellent options that are definitely worth checking out. Bloodwood makes stunning rings that are strong, scratch resistant, hypoallergenic, lightweight, and very comfortable to wear. …

  8. Understanding the Diamond Buying Game

    …report to say. So the first problem you have to contend with is what lab graded the diamond and how they grade. Next, understanding a diamond report is not just seeing the four C’s grade to compare diamonds. The same lab can grade two stones H VS2 1.00 carat and the value of the two diamonds can be hundreds, if not thousands of dollars different. It is a favorite trick of some diamond wholesalers to use GIA labs for very poorly cut diamonds. The general public knows GIA …

  9. A single platinum wedding band

    Platinum

    … an increasingly popular choice for jewelry, either on its own or as the setting for diamonds and other precious gemstones. Platinum jewelry does not fade or tarnish and keeps its looks for a lifetime. Platinum’s purity makes it … wear. Its density and weight make it a durable jewelry metal. Platinum does not wear away and holds precious stones firmly and securely. Like all precious metals, platinum scratches. However, the scratch on a platinum piece is merely a …

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