Aquamarine

Aquamarine is gemstone-quality blue beryl, closely related to the emerald. Aquamarines can be found in the United States in Colorado at the summit of Mt. Antero in the Sawatch Range in central Colorado. In Brazil, there are mines in the states of Minas Gerais, Esp?rito Santo and Bahia.

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The biggest aquamarine ever mined was found at the city of Marambaia, Minas Gerais. It weighed over 110 kg, and its dimensions were 48.5 cm long and 42 cm in diameter.

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Aquamarine is the birthstone associated with March.

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Gemstone: :This article is about gemstones as jewelry or decorative art. For other uses of the word see (Gemstone (disambiguation))....

Beryl: The mineral beryl is a beryllium aluminium cyclosilicate with the chemical formula Be3Al2(SiO3)6. The hexagonal crystals of beryl may be very small or range to several meters in size. Terminated crystals are relatively rare. Beryl exhibits conchoidal fracture, has a hardness of 7.5-8, a specific gra...

Emerald: For other things of this name, see Emerald (disambiguation)....