Aquamarine is gemstone-quality blue beryl. Aquamarines can be found in the United States in Colorado at the summit of Mt. Antero in the Collegiate Range in central Colorado.
... Museum[?]
Sue Ryder Foundation Museum[?], Cavendish
William Clowes Printing Museum[?], Beccles
West Sussex
Amberley Working Museum, Arundel
Fishbourne ...