The Conversation on MSN8d
Why are rubies red and emeralds green? Their colors come from the same metal in their atomic structure
Beryl's crystal structure is more complicated than corundum's because of the additional elements in the formula, but each ...
Princeton University10y
ZnS, Zinc Sulphide, Zinc Blend, Wurtzite
Zinc sulphide exists with two different crystal structures, the cubic zinc blend (top diagram) and the hexagonal Wurtzite (lower diagram). In the zinc blend structure the sulphur ions form an fcc ...