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  2. Mexican amber - Wikipedia

    en.wikipedia.org/wiki/Mexican_amber

    Mexican amber is mainly recovered from fossil bearing rocks in the Simojovel region of Chiapas, Mexico. It is one of the main minerals recovered in the state of Chiapas, much of which is from 15 to 23 million years old, with quality comparable to that found in the Dominican Republic. Chiapan amber has a number of unique qualities, including ...

  3. Zultanite - Wikipedia

    en.wikipedia.org/wiki/Zultanite

    The gem quality material was first discovered in the early 1980s. [4] Zultanite has a hardness of 6.5 to 7. [5] Depending on its light source, zultanite's color varies between a yellowish green, light gold, and purplish pink. [1] Its color can be pastel green in outdoor light and beige pink in incandescent light. [6]: 105

  4. Opalescence - Wikipedia

    en.wikipedia.org/wiki/Opalescence

    Opalescence or play of color is an optical phenomenon associated with the mineraloid gemstone opal, [1] a hydrated silicon dioxide. [2] This effect appears as a milky, translucent glow that changes with the angle of light, often creating a soft, pearly sheen that can display various colors or hues.

  5. Luminous gemstones - Wikipedia

    en.wikipedia.org/wiki/Luminous_gemstones

    The OED defines pyrope (from Greek Πυρωπός, lit. "fire-eyed")" as: "In early use applied vaguely to a red or fiery gem, as ruby or carbuncle; (mineralogy) the Bohemian garnet or fire-garnet"; and carbuncle or carbuncle-stone (from Latin "carbunculus", "small glowing ember") as: "A name variously applied to precious stones of a red or ...

  6. Gemstone irradiation - Wikipedia

    en.wikipedia.org/wiki/Gemstone_irradiation

    Swiss Blue, subtly lighter than the US variety, is the result of a combination of the two methods. [26] Diamonds are mainly irradiated to become blue-green or green, although other colors are possible. [29] When light-to-medium-yellow diamonds are treated with gamma rays they may become green; with a high-energy electron beam, blue. [23]

  7. What is the birthstone for January? Get to know the winter ...

    www.aol.com/birthstone-january-know-winter...

    Garnet does have other color varieties, including orange, green, purple, blue and yellow. A garnet's color depends on its chemical composition, according tothe International Gem Society.

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  1. Related searches mexican gem that changes color in light pink and blue bedding sets king

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