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Fine Jewelry University Articles matching: “Light blue stone”

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Fine Jewelry University (Show All FJU Articles)

  1. 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, …, 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 including pink, purple (…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 …

  2. Group of loose spinel gemstones with finished jewelry

    Gem in the Spotlight: Spinel

    …For years spinel has been 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 … more popular 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 …

  3. A computer rendering of a fake diamond

    Fake Diamonds: The Great Diamond Attack

    … the ability to identify Moissanite. More on Moissanite Moissanite also has some gemological properties (it is a DR stone while diamond is a SR stone) that help identify it, but labs are working to change the nature of the stone. It has a …them apart. Gemologists must use all their experience and training to find the smallest of clues to determine if the stone is of natural or manufactured origin. It can be done well with careful observation. Keep in mind, however, that the …

  4. Early attempts at making lab grown diamonds

    How Are Lab Grown Diamonds Made?

    … making artificial carbon crystal was the problem of lab grown diamonds. For decades, manufacturers of synthetic gemstones tried growing diamonds like they grew rubies, sapphires, and emeralds. It failed. Then they had the idea to grow …, the 4 Cs are used to grade and price lab grown diamonds. The type of inclusions and the shades of color may be slightly different with each kind of lab grown diamond, but the most important thing is the end result. A G color, SI1 clarity…

  5. Collection of many different styles of jewelry clasps laid out together

    Types of Jewelry Clasps

    … and bracelets. The hook-and-eye clasp was also used by the Greeks and Romans who often embellished them with gemstones and intricate designs. In the 19th century, the development of new metalworking techniques and machinery led to the …rings) because of their size and shape. CONS Size and Bulk – Lobster clasps can be a little bulky and heavy for thin light weight chains and can be a little more expensive than alternatives. Ease of Use – Yes, this is also listed as a “Pro…

  6. Rough lab grown man made diamonds

    Is a Lab Grown Diamond Right for Me?

    …parents’ parents, and so on going back hundreds of years wore natural diamonds. A natural diamond has likely spent millions of years under pressure, being refined by processes of the earth before it was discovered and brought to the light. Some of the romance is lost when you compare this to the sterile environment of a modern lab. Should I buy a lab grown diamond? This decision is, of course, up to you. Don’t let yourself be pressured or guilt tripped into buying a …

  7. A globe icon with the beginning of a web address

    How to Sell Jewelry on eBay and Other Websites

    Safeguards and presentation are critical when selling jewelry online Take a few great photos of your jewelry from different angles. Think about how you want to present your jewelry. Do you want a detailed description, or light beautiful statement, or a story? You must have a way for them to buy and return without losing the money or jewelry. An escrow account is usually a good option or you can get paid first. Take a photo before you ship in case the …

  8. Frequently Asked Question about Jewelry

    … the Diamond does not chip or is not otherwise altered. An appraisal can be performed on a loose Diamond, a mounted stone, or jewelry. If the stone is not loose, the physical properties are estimated using various estimation techniques. …. Carat is the weight of a gem. A carat equals 1/5 of one gram. Cut has two components to it. The shape of the stone and the way facets are positioned on the diamond. Color is actually looking for the absence of color or transparency. …

  9. Group of loose amethyst gems emerald cut trillion and oval

    Gem in the Spotlight: Amethyst

    … hard as tourmaline, softer than sapphire and topaz, and harder than opal and tanzanite. This makes it a durable gemstone that is resistant to scratching and chipping. It is also resistant to heat and chemicals which means that it can …tears of wine in remorse for his actions. These tears stained the quartz purple, resulting in the creation of the gemstone known as amethyst. Amethyst has a long history of being used in jewelry and other decorative items. It was highly …

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