The Rarest Pigment in the World | Colour the Spectrum of Science | BBC Science

Описание к видео The Rarest Pigment in the World | Colour the Spectrum of Science | BBC Science

Lapis blue rocks are equivalent to the price of gold and can mainly be in the mountains of Afghanistan. The unique combination of sulphur with other elements produces this deep rich blue we call ultramarine.

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Taken from Colour the Spectrum of Science.

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