Dazzling ‘fire rainbow’ brightens the Carolina sky

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CHARLESTON, S.C. – South Carolina residents were treated to a stunning phenomenon known as a “fire rainbow” on Sunday.

Amusing Planet reported that fire rainbows are formed by “hexagonal, plate-shaped ice crystals in high-level cirrus clouds.”

The sun has to be at an angle higher than 58 degrees when the light hits the crystals.

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