Diamond in the Rough (album) (United States), RPM (Canada) Diamond in the Rough (album) Diamond in the Rough is the fourth studio album released by American country artist Jessi Colter. It was the second album issued by Colter in 1976; the previous was "Jessi", released earlier in the year. "Diamond in the Rough" was issued under Capitol Records and was produced by Ken Mansfield. "Diamond in the Rough" was issued as Colter's second studio album in 1976, containing ten new tracks, which included a cover of The Beatles's "Hey Jude". The album only spawned one single released in 1977, titled "I Thought I Heard You
Argyle diamond mine Argyle diamond mine The Argyle Diamond Mine is a diamond mine located in the East Kimberley region in the remote north of Western Australia. Argyle is the largest diamond producer in the world by volume, although due to the low proportion of gem-quality diamonds it is set to close by 2020. It is the only known significant source of pink and red diamonds, producing over 90% of the world's supply. It additionally provides a large proportion of other naturally coloured diamonds, including champagne, cognac and rare blue diamonds. On June 21, 2015, after more than 11 years and 42 kilometres