Rough Aquamarine

About

Aquamarine is a semi-precious gemstone of Beryl mineral family, its light blue color and high transparency makes it more valuable and desirable. The name Aquamarine derived from (Latin: aqua marina, "water of the sea") because of its seawater color. Aquamarine is an excellent jewelry stone due to its durability, appeal, and availability, plus it is reasonably priced. It is a popular stone for any jewelry like rings, earrings, necklaces, and other jewelry forms. split Aquamarine Gemstone Description: Aquamarine is a semi-precious gemstone of Beryl mineral family, its light blue color and high transparency makes it more valuable and desirable. The name Aquamarine derived from (Latin: aqua marina, "water of the sea") because of its seawater color. Aquamarine is an excellent jewelry stone due to its durability, appeal, and availability, plus it is reasonably priced. It is a popular stone for any jewelry like rings, earrings, necklaces, and other jewelry forms. General Information: A variety or type of: Beryl Varieties / Types: Blue Beryl Chemical Formula Be 3 Al 2 Si 6 O 18 Mohs Hardness 7.5 to 8 Specific Gravity 2.66 to 2.80 Aquamarine Treatments Greenish hue removed by heat-treatment, while lower qualities are heated to (400 to 450-degree C) to change them to the desired, stable aquamarine blue. Higher heat will lead to discoloration. Color can also be improved with neutron and gamma irradiation, but these changes do not last. Inclusions in Aquamarine Solid inclusions are quartz, muscovite, garnet, apatite, tourmaline, and less often epidote, cassiterite, tantalo-columbite, and hematite. Gas-liquid inclusions are concentrated as veils and thin tube-like channels parallel to the long axis of the crystal. There are also gas and multi-phase inclusions with sylvite, halite, muscovite and other minerals, which may occupy thirty to forty percent of the vacuole volume. Crystallography of Aquamarine: Crystal System Hexagonal Habit Long-prismatic habit, occasional vertical str