What method is used to heat treat
Also, how can a person tell if a gem has been heat treated?
Could something be seen through a 10X loupe that would give you a
clue? Or would the gem have to go to a lab?
Jan
What method is used to heat treat
Also, how can a person tell if a gem has been heat treated?
Could something be seen through a 10X loupe that would give you a
clue? Or would the gem have to go to a lab?
Jan