The colors of rubies and emeralds are so striking that they define shades of red and green—ruby red and emerald ... a highly ordered structure at the atomic level. When this highly ordered ...
(THE CONVERSATION) The colors of rubies and emeralds are so striking that they define shades of red and green – ruby red and emerald green. But have you ever wondered how they get those colors?
Daniel Freedman, University of Wisconsin-Stout (THE CONVERSATION) The colors of rubies and emeralds are so striking that they define shades of red and green – ruby red and emerald green.