Beryllium and oxygen.
The green color of an emerald is caused by the elements chromium or, less frequently, vanadium. This is a trace element in the emerald and not a necessary component of its chemical structure.
An emerald is a gemstone.
The emerald.
Emerald.
emerald
These mean the same thing. There is no difference.
an emerald is a gem, it is sometme called beryl, it is 99% green
emerald
yes a green one too!
diamond or emerald
Emerald
diamond,amethyst,garnet,emerald