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.
... and leader
July 13 - Pablo Neruda, poet
August 28 - Secondo Campini, Italian jet pioneer
November 30 - Clyfford Still, painter
Deaths:
January 20 - Dmitr ...