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Gem Resources International
Gem Resources
PO Box 62006
Minneapolis, MN 55426

Phone: (612) 664-0252
Toll-Free: (800) 588-8515
E-Mail: gri@gemresources.com
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Topaz White (Clear)

White (Clear) Topaz Cabochon

Refraction Index: 1.610 - 1.620
Hardness:  8
Specific Gravity:  3.53 to 3.56
Dispersion: 0.014
Treatment: None

Metal Clay, safe to fire.
Test results; Silver 1200F-1HR-OK, Silver 1475F-1HR-OK, Silver 1650F-2HR OK,  Bronze 1525F-2HR-OK, Copper 1778F-30min-OK



Rounds Cabochon

4 mm out of stock out of stock
5 mm 2 pieces $8.00 4 pieces $13.00
6 mm $6.00 each 2 pieces $10.00
8 mm $12.00 each 2 pieces $20.00

 
 
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