Godber Burnham is a classis turquoise from Nevada. The story is told in Turquoise in America Part Two, 1910-1990.
 
This cab weighs 9.4 carat and measures 2.25cm X 1cm X 4mm. It is priced at $40 a carat or $376. It is not treated and is backed. I have assigned a TG of 86 or VHG. I bought the stone from the miners Jeri and Bruce Woods. White spot is camera flash.