Both alexandrite and opal alexandrite belong to the golden emeralds among the colored gems, and they are treasures among gems.
En 1830, a color-changing gem was discovered in the Ural Mountains of Russia. This day happened to be the birthday of Emperor Kaiser Alexander II of Russia, so it was named Alexandrite after the Emperor of Russia. It appears green under white light sources such as fluorescent lamps and sunlight, while it appears red when illuminated by artificial light sources or light bulbs with yellow light sources. The best discoloration is emerald green and ruby red, but it can achieve this. There are not many golden emeralds with grade discoloration. They are usually yellow-green or brown-green. There are more discolorations with purple or red-brown. The more obvious the discoloration, the higher the price of alexandrite.
There is a kind of calcium-aluminum garnet found in East Africa, which also exhibits blue-green and red-brown discoloration. Sin embargo, this kind of calcium-aluminum garnet is a kind of garnet, so it is a single-refraction gemstone. Refraction phenomenon distinguishes these two gems. The prices of the two types of gems are quite different, so be careful when buying them.
Cat’s eye alexandrite is a golden emerald that combines the two phenomena of cat’s eye and discoloration. The output is very scarce. It is a rare gem. The main production area is Tanzania, África. Most gem dealers do not have stock supply, so the price is not high to what extent. Certain standards.
Alexandrite first appeared in the Ula Mountains in Russia, but it has been exhausted for a long time. Actualmente, it is mainly produced in Sri Lanka, Brasil, Madagascar and Tanzania. Cat’s eye golden emeralds are mainly produced in Tanzania, Myanmar and Russia.
Diseño del fabricante de joyas OEM/ODM personalizado sus propias joyas
Empecemos : mo@kingjy.com
Guangzhou Jingying Enfoque en collares de anillos al por mayor de pendientes de pulseras de brazaletes de plata esterlina 925 joyas,oro de plata esterlina chapado con 18k,14K,24K oro amarillo,oro blanco y oro rosa. Es capaz de personalizar joyas de plata esterlina varios diseño,marca de logotipo u otras palabras por grabado láser de acuerdo con el requisito del cliente.
Nuestra capacidad de producción mensual está a la altura 50,000 Piece de pulseras Pendientes del collar Joyas del anillo. Entrando en una asociación con los supermercados,cadena de joyería,tiendas de salida,mayorista de joyas,Compañía de la marca de comerciantes y joyas,Professional Proporcionar Joyas personalizadas y producción en masa de alta calidad 925 servicio de joyería de plata esterlina.
Diseño del fabricante de joyas OEM/ODM personalizado sus propias joyas
Empecemos : mo@kingjy.com
Guangzhou Jingying Enfoque en collares de anillos al por mayor de pendientes de pulseras de brazaletes de plata esterlina 925 joyas,oro de plata esterlina chapado con 18k,14K,24K oro amarillo,oro blanco y oro rosa. Es capaz de personalizar joyas de plata esterlina varios diseño,marca de logotipo u otras palabras por grabado láser de acuerdo con el requisito del cliente.
Nuestra capacidad de producción mensual está a la altura 50,000 Piece de pulseras Pendientes del collar Joyas del anillo. Entrando en una asociación con los supermercados,cadena de joyería,tiendas de salida,mayorista de joyas,Compañía de la marca de comerciantes y joyas,Professional Proporcionar Joyas personalizadas y producción en masa de alta calidad 925 servicio de joyería de plata esterlina.