swiss Blue Topaz

Blue Topaz does occur in nature, but is rare and almost always light color. Colorless or lightly colored topaz goes through processes that create the blue color. Among the shade of blue topaz produced, one that is similar to purest aquamarine is Swiss blue topaz.

Significant Gem Localities:-

 Mined in Brazil, Pakistan, Afghanistan, India, China, Burma, Sri Lanka, Japan, Russia, Ukraine, Australia, Madagascar, Namibia, Nigeria, Zimbabwe, Mexico, U.S.

 Hardness of 8 

WEIGHT PER PIECE OF SWISS BLUE TOPAZ
OVAL SHAPE		OCTAGON SHAPE		PEAR SHAPE		ROUND SHAPE		SQUARE SHAPE
SIZE	WEIGHT	SIZE	WEIGHT	SIZE	WEIGHT	SIZE	WEIGHT	SIZE	WEIGHT
5*3MM	0.37	5*3MM		5*3MM		3MM	0.13	3*3MM	0.19
5*4MM	0.43	6*4MM	0.72	6*4MM	0.47	4MM	0.35	4*4MM	0.44
6*4MM	0.59	7*5MM	1.3	7*5MM	0.88	5MM	0.55	5*5MM	0.94
7*5MM	0.94	8*6MM	1.86	8*5MM	1.05	6MM	1.02	6*6MM	1.4
8*6MM	1.14	9*7MM	2.74	8*6MM		7MM	1.5	7*7MM	2.18
9*7MM	2.12	10*8MM	4.17	9*6MM	1.67	8MM	2.31	8*8MM
10*8MM	3.13	11*9MM	7.61	10*7MM	2.38	9MM		10*10MM
11*9MM	4.4	12*10MM	11.23	12*8MM	3.75	10MM
12*10MM		14*10MM
14*10MM