In addition to the green that does not have emeralds and the blue of aquamarine, natural noble beryl exists in the earth’s crust in various other colors, especially gold-yellow, yellow-green, geel, pink, wine red and colorless colors. For common.
Natural precious beryl has a glassy luster, sometimes showing a cat-eye effect. It is very sensitive to external pressure and vibration.
Natural precious beryl will change to the color of aquamarine when heated to 440~500℃.
Noble beryl was discovered in Namibia in 910. When heated to 440-500°C, it will change to the color of aquamarine. The refractive index is 1.57-1.58, and the birefringence index is 0.005.
The red noble beryl (Morganite) has a color ranging from pink to purple, with a relative density of 2.71 na 2.90. Inferior quality (color difference) can be improved by heat treatment at 400℃. The main origins of this type of gemstone are Afghanistan, Brasilië, Sjina, Madagaskar, Mosambiek, Namibia and the United States. Tans, synthetic pink beryl has appeared on the market.
The color of the golden precious beryl varies from lemon yellow to golden, and will lose its color when heated above 250°C. Its main producing areas are Madagascar, Zambia, Sri Lanka, Nigeria and other countries.
The red precious beryl has a strawberry-like red color. It is produced in Utah, USA, and the price is extremely high.
Goshenite This gem has a refractive index of 1.58-1.59 and a birefringence index of 0.008. It is produced in Brazil, Sjina, Canada, Mexico and other countries.
This gemstone is also used in the production of jewelry because of its gorgeous color and attractiveness.
OEM/ODM -juweliersware Vervaardiger Ontwerp Custom U eie juweliersware
Kom ons begin : mo@kingjy.com
Guangzhou -jingying fokus op pasgemaakte groothandel ringhalsbande armbande oorbelle sterling silwer 925 juweliersware,Sterling silwer vergul met 18K,14K,24K Geel goud,witgoud en roosgoud. Dit is in staat om sterling silwer juwele te pas,logo -handelsmerk of ander woorde deur lasergravure volgens die vereiste van die kliënt.
Ons maandelikse produksievermoë is tot 50,000 stuk armbande halssnoer oorbelle ring juweliersware.,Juwelierskettingwinkel,uitlaatwinkels,Juweliersware Groothandelaar,handelaars en juweliershandelsmerkonderneming,Professionele voorsiening skep aangepaste juweliersware en massaproduksie van hoë gehalte 925 Sterling silwer juweliersware diens.