Akvamariini / aquamarine
Alkuperä (todennäköinen) : Madagasgar
Paino ( ct noin ) : 4
Mitat ( mm noin ) : 11 x 8 x 5,5
Hionta : viistehiottu
Erinomainen Erittäin hyvä Hyvä ”kakkosluokkaa”
Ominaista : kirkas aquamariini
Aquamarine, is a member of the beryl family. The word aquamarine is derived from the Latin word for sea-water because the colors can range from light green-blue to blue. Although aquamarine can be easily confused with blue topaz, it is much more scarce and valuable. Aquamarine is tough enough to used as a ring or pendant center stone.
|Color Key:||Blue, Green-blue.|
|Refractive Index::||1.577(+-.016), 1.583 (+-.017)|
|Ocurrence:||Brazil, China, India, Madagascar, Mozambique, Russia, and U.S.A.|
|Sign of the Zodiac:||Pisces|
|Month of the year:||March|
|Aquamarine prices are primarily a function of their color and subtle differences in hue and tone will markedly affect the value of the material. Dark aquamarines are considered to be the most valuable. It is commonly heated to decrease the green and enhance the blue. The treatment is generally accepted in the trade and is permanent. |
The birthstone for March, legends say that it is the treasure of mermaids, with the power to keep sailors safe at sea. Aquamarine protects against the wiles of the devil. A dream of aquamarine means that you will meet new friends.