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© CNRS Images 2011

Colour of Gold

Reference

2815

Duration

00:03:00

Production year

2011

Versions

Original material

Color
Sound

Summary

What is the colour of gold? The colour sually known is yellow, but it could be red or blue.
The alchemists in the late17th century created ruby glass, glass that turned red when gold is added to its composition.

Scientific referent(s)

CNRS Institute(s)

Regional office(s)

Scientific topics

CNRS Images,

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