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nacreous

General Crossword Questions for “nacreous”

  • Consisting of mother-of-pearl

Encyclopedia

  • Polar stratospheric clouds (PSCs), also known as nacreous clouds, are clouds in the winter polar stratosphere at altitudes of 15,000–25,000 meters (50,000–80,000 ft). They are implicated in the formation of ozone holes;[1] their effects on ozone. — “Polar stratospheric cloud - Wikipedia, the free encyclopedia”, en.wikipedia.org
  • The inner layer in the great majority of mollusk shells is porcellaneous, not nacreous, frequently resulting in a non-iridescent shine or less commonly in non-nacreous iridescence such as flame structure (e.g. conch pearl). Pearls and the inside. — “Nacre - Wikipedia, the free encyclopedia”, en.wikipedia.org
  • Nacreous pearls, the best-known and most commercially-significant pearls, are primarily A nacreous pearl is made from layers of nacre, by the same living process as is used in. — “Pearl - Wikipedia, the free encyclopedia”, en.wikipedia.org

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