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.
Afghanistan, Southern and central Africa
Pisces, Aquarius, Pisces, Aquarius, Pisces, Aquarius
Not Available
Not Available
Uneven, UnevenArthur Thomas, Gemstones (2009), Conchoidal, Brittle
Be3Al2SiO6
(Na,Ca) 8Al 6Si 6O 24(SO 4,S,Cl) 2Ulrich Henn and Claudio C.
Transparent, Translucent, Transparent to translucent
Gemmological Tables (2004) More from other references