Canada, Southern and central Africa, Italy, Australia, India
Brazil, Madagascar, Mozambique, Pakistan, Russia, India, Sri Lanka, China, Color: blue to greenish blue, Hardness: 7.5, Refractive index: 1.57 1.59, Density: 2.67 2.75, Chemical composition: Be3Al2(SiO3)6, Crystal structure: hexagonal, Origins: Brazil, Nigeria, Madagascar, Mozambique, Pakistan, Russia, India, Sri Lanka, China. Aquamarine is a light blue or light greenish-blue variety of beryl, with darker stones being more expensive. Heat enhancement is often applied to enhance the blue color of aquamarines, but only clean pieces can be heated.
Violet, Brownish, Yellow, Reddish, Pale pink
Blue
Virgo
Pisces, Aquarius, Pisces, Aquarius, Pisces, Aquarius
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)
Not Available
KNa 2(Fe3+ ,Mn3+ ,Al) 2Li 3Si 12O 30Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Be3Al2SiO6