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Winza is a mining location in Mpwapwa District, Dodoma Region, Tanzania, Africa. It is known for ruby mining.[1]

The Winza mines are in the Usagaran Belt which is a metamorphic zone.[2] Rubies were discovered in the area in 2007.[2]


  1. ^ Peretti, Adolf; Francesca Peretti; Anong Kanpraphai; Willy Peter Bieri; Kathrin Hametner; Detlef Günther. "Winza Rubies Identified". Gem Research. Retrieved 6 March 2016.
  2. ^ a b Pardieu, Vincent (12 February 2009). "The Winza ruby and Sapphire mining area, Mpwapwa district, Dodoma province, Tanzania". Retrieved 6 March 2016.