Горячая продажа 5 # красный камень 2x2 ~ 12x12 мм квадратные красные драгоценные камни синтетический корунд камень для ювелирных изделий
Technical Details
| Application: | For jewelry making |
| Brand Name: | QINGYIGEM |
| Chemical Composition: | AI203 |
| Density: | 3.97 |
| Feature: | Square Cut |
| Fine or Fashion: | Fashion |
| Hardness: | 9.0 Mohs |
| Heat Resistance: | up to 1700 C/ 3092 F |
| Item shape: | Square-shape |
| Item type: | Beads |
| Item Weight: | g/bag |
| Material: | Synthetic Ruby Corundum |
| Model Number: | #5 Ruby Red Corundum |
| Refractive index: | 1.77 |
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