He was a diamond in the rough when he arrived in South Africa in 1870; he later dominated the diamond industry
[DOC] [TLE] Botswana's Scintillating Moment | Gems & Gemology - GIA [PAR] These diamond octahedra rough in the 3 ct range are from Jwaneng in southern 
... As of November 2013, all of De Beers's mine productionfrom South Africa, 
Namibia, and ...