Zaozhuang ruizhong gem crystal material Co., ltd is invested by yantai huajing gem Co, ltd. It is registerred into stock company in zaozhuang in April,2011.
advanced technicians are 8 persons , The major product is rough ruby #1,#2,#3,#5,#8, alexandrite, blue corundum,white sapphire in half boules.yantai company was built in 1976 blue corundum,white sapphire in half boules.yantai company was built in 1976.
The quantity of an annual is about 200 tons, 60% of which are exported to India, South Korea,Pakistan, Japan,the United States,France,product quality and foreign exchange,with Outstanding products.
Description:
widely used in ornaments such as ring, necklace,and other jewelry
The material is aluminum oxide , the diameter is more than 16mm, the length is more than 50mm
The grade is AB, C , E and F
Quick Details
- Brand Name: polaris
- Place of Origin: Shandong, China (Mainland)
- Model Number: HZL
- Gemstone Type: Synthetic (lab created)
- Gemstone Color: yellow blue
- Gemstone Material: corundum
- Gemstone Shape: half boules
- Gemstone Size: diameter more than16mm
- Gemstone Weight: more than 40g
- density: 3.98g/cm3
- hardness: mohs 9
