Petra Asia Ltd
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Swiss Blue Topaz
Production Lead Time:
1 day(s)
Brand:
Petra
Customised:
Yes
Description
Contact Supplier
Description
- Chemical Composition: Al2SiO4(F, OH)2
- Symmetry: Irregular
- Hardness (Mohs Scale): 8.0
- Density: 3.4-3.6
- Refractive Index: 1.616 - 1.638
- Dispersion (R-V): Noticeable
- Heat Resistance: Up to 649°C/1200°F
- Treatment Method: Irradiation
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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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