nacreous
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Under an iridescent sky (Nacreous or Mother of Pearl clouds)
joias6: lovely Ammonite with iridescent nacreous layers
maya47000: Nacreous clouds, McMurdo Station, Antarctica by Deven Stross
that made me think “do scallops even produce pearls?” and it turns out they do (just like other bivalves) but I also found out that certain types of scallops produce a non-nacreous pearl called a scallop pearl or a Lion’s Paw pearl. Apparently
fortooate:twinicegiantorbiters:fortooate:twinicegiantorbiters:fortooate:i am a mollusc, you are an irritant, and i am actively coating you with successive depositions of nacreous material which will eventually render you beautiful, silent, smooth, and
astronomyblog: Polar stratospheric clouds or PSCs, also known as nacreous clouds, are clouds in the winter polar stratosphere at altitudes of 15,000–25,000 meters (49,000–82,000 ft). They are best observed during civil twilight when the sun is
sixpenceee: They may look like an Impressionist masterpiece, but these rare nacreous clouds have been spotted ‘painting’ skies above the UK in a rainbow of colours. Photographers across the north of England and Scotland have captured the stunning
sixpenceee: Nacreous Clouds Nacreous clouds develop in high latitudes – 60 to 90 degrees – of the Northern and Southern hemispheres. They are mostly visible within two hours after sunset or before dawn when they blaze unbelievably bright with
joias6: lovely Ammonite with iridescent nacreous layers lovely flower of life!!!
wonders-of-the-cosmos: Polar stratospheric clouds or PSCs, also known as nacreous clouds, are clouds in the winter polar stratosphere at altitudes of 15,000–25,000 meters (49,000–82,000 ft). They are best observed during civil twilight when the
batwingdreams: By Nacreous Alchemy