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Optical Effects
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Iridescence over Gwangju-si, South Korea
Iridescence and crepuscular rays spotted over Rio Rancho, New Mexico, US
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Altocumulus in the early morning light, which Charles said resembles thick paint on a blue canvas, spotted near Winter Park, Colorado, US
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Lunar iridescence over Georgetown, Texas, US
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Altocumulus translucidus over Pewsey, Wiltshire, England
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Iridescence, caused by the light being diffracted as it passes through the cloud, as in this example on thin layers of altocumulus lenticularis clouds over Erm, Netherlands
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Corona and iridescence over Wells, Somerset, England
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Iridescence over Norman, Oklahoma, US
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Undulatus over Sebnitz, Saxony, Germany
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Iridescence that also provided a visual of a "sea horse" within the clouds over Beijing, China
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Crepuscular rays and iridescence over Connemara, Ireland
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A spectrum of natural color accompanied this storm system over Canutillo, Texas, US
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Iridescence on display prior to an incoming thunderstorm over Bolton, Connecticut, US
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Altocumulus perlucidus over Renton, Washington, US
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Iridescence over Wilson Heights, Canada
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Altocumulus stratiformis on one side of the mid-altitude wind currents, spotted over Point Reyes Station, California, US
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