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| The gemstone Labradorite |
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| Mother of Pearl |
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| Moonstone |
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| Butterfly wings |
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| ...and the colibri, too.... |
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| Soap bubbles |
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| Different butterflies reflect different colours |
March 02, 2011
Colour without pigments: Interference
Interference describes the appearance of colours without the existence of pigments. Instead, colour is created by multiple layers of light. A great variety of species in nature, metals and chemicals show this phenomenon.
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