Monday, August 23, 2010

How do you heat treat rubies to enhance their beauty? At what temperature and for how long do you heat them?

Are there special ovens/systems for enhancing gemstones? Where in the USA can one get such training?How do you heat treat rubies to enhance their beauty? At what temperature and for how long do you heat them?
It's a complicated procedure! And it really depends on the rough material.





In the US, Ted Themelis sells special ovens and equipment for heat treatment. He also gives courses. You can reach him via his website: http://www.themelis.com/





Good luck!How do you heat treat rubies to enhance their beauty? At what temperature and for how long do you heat them?
Keep in mind that star rubies will not have been heat treated since the heating process will alter the microscopic needle-like inclusions that create their visual effects.

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