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Fine Jewelry University Articles matching: “Crystals”
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Fine Jewelry University
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Gem in the Spotlight: Pearl
…. Luster A combination of the pearl’s exterior shine and glow from within. Created by light reflected from tiny crystals in the nacre. Mabe pearl Cultured pearls grown against an oyster’s shell rather than in an oyster’s tissue. The result is… pearl Nacre Pronounced nay-ker. The crystalline substance secreted by an oyster to form a pearl. The microscopic crystals of nacre refract light to produce a pearl’s color and luster. Nucleus The object which is artificially inserted into a …
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Gem in the Spotlight: Emerald
… is that they often contain inclusions. Sometimes these inclusions are referred to as jardin (the French word for garden) because they look like moss or a garden inside of the stone. These inclusions are tiny fissures, bubbles, or crystals that are visible to the naked eye. These inclusions are not necessarily considered flaws but rather add character and uniqueness to the stone. At this point in history, almost every emerald has had some level of treatment to make the …
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Gem in the Spotlight: Opal
… them glued together after the fact to be set into 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 keeping it safe and strong. Doublets and triplets are much less expensive than other forms of opals because you only need a paper thin slice to make them. History and Lore of Opal Opal’s rich …
