Black Widow is located in the Candelaria Hills of Nevada and has a long history. It is currently mined by Helen and Richard Shull and Philip Chambless.
 
This cab weighs 13.9 carat and measures 2cm X 1.25cm. It is priced at $40 a carat or $556. It is not treated and is backed. I have assigned a TG of 80 or HG. I bought this cab from the Helen and Richard Shull. White spot is camera flash.