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Fine Jewelry University Articles matching: “pink opals”
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Fine Jewelry University
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Gem in the Spotlight: Pearl
… rainbow colors that shimmer on or just below a pearl’s surface). Pearls come in a range of colors, from white to black, with many shades in between. The most valuable pearls are those with a pure, even color, such as white, pink, or silver. Luster: Luster is the intensity of light reflected from a pearl’s surface. Pearls with excellent luster have sharp bright reflections on the surface. Pearls with high luster are more valuable than those with a dull or cloudy surface…
