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Fine Jewelry University Articles matching: “Lab grown emeralds”
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Fine Jewelry University
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Gem in the Spotlight: Pearl
… of the different kinds of pearls that you may run into. Saltwater and Japanese Akoya Pearls: These pearls are grown in oysters or mollusks that live in saltwater environments. They come in a wide range of colors, shapes, and sizes, and …most famous types of saltwater pearls include the South Sea pearls, Tahitian pearls, and Akoya pearls. Akoya pearls, grown in Akoya oysters found in Japan and China, were first introduced in the early 1900s and quickly became popular due …
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Gem in the Spotlight: Tanzanite
… deep hues of violet, indigo, and blue come together in an unrivaled blend only found in tanzanite. Yet, even with its rarity and dynamic look, tanzanite is still less in price than more commonly known gems like rubies, sapphires, and emeralds. Gemology of Tanzanite Gemologists refer to this gem as blue zoisite. The vast majority (current estimates are around 95%) of tanzanite is heat treated to help bring out the vibrant blues. The stones that haven’t been heated by humans…
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Gem in the Spotlight: Topaz
… used to put coatings on lenses for glasses and cameras. It is also one of the processes that is used to create lab grown diamonds . A thin, multi-colored film is bonded on the surface of colorless topaz to create all the colors you see in…if more orange). Smokey Topaz: Brownish grey color. Blue Topaz: The most common color. A full range of shades is available from light Sky Blue to dark London Blue. Topaz is also found in less commonly known colors like green, pink, and …
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Gem in the Spotlight: Amethyst
… are an ability to quicken the intelligence, make the owner more successful in business, protect soldiers, assure victory, help hunters, guard against contagious diseases, and control evil thoughts. Amethyst was once as valuable as emeralds and rubies until very large deposits were found in multiple places around the world. Heavily increased supply dropped prices consistently over the last 200 years which is why, despite its beauty, amethyst is such an affordable stone …
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Gem in the Spotlight: Opal
… jewelry. In triplets, that thin piece of opal is sandwiched between a piece of onyx and a clear piece of laboratory grown quartz (the same material that is commonly used for watch crystals). This helps show off the opal’s beauty while …
