Rainbow • China • Pileus • Sky

A rare phenomenon of a rainbow-type cloud has appeared above a city in China.

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A pileus, also called scarf cloud or cap cloud.

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The phenomenon took place in China's city of Haikou in Hainan province.

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The actual name of the rainbow cloud is pileus.

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The rainbow cloud is seen when the sunlight diffracts between the droplets and the ice crystals in the cloud

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It is a small, horizontal, lenticular-like cloud appearing above a cumulus or cumulonimbus cloud.

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The clip that was shot on August 21 from China's city of Haikou in Hainan province

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Netizens were blown away by the scene.

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