Petra Asia Ltd
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Lab Created Emerald
Brand:
Petra
Colour:
Emerald Green
Gemstone Material:
Emerald
Description
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Description
- Chemical composition: Be3Al2Si6O18
- Symmetry: Hexagonal
- Hardness (Mohs scale): 7.5-8.0
- Density: 2.67-2.75
- Refractive index: 1.578 - 1.572
- Dispersion (C-F): 0.014
- Heat resistance: up to 1250°C/ 2282°F
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Petra Asia Ltd
Hong Kong
Average Response Time
3 - 7 days
Supplier info last updated: 10 Jun 2020
Advertise since: 1 Dec 2016
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