Murowa diamond mine Murowa's production will fetch an average price of $65 USD per carat (325 $/g). Murowa diamond mine The Murowa diamond mine is a diamond mine located in Mazvihwa, south central Zimbabwe, about 40 kilometres from the asbestos mining town of Zvishavane in the Midlands province. The mine is majority owned and operated by the Rio Tinto Group, which also owns the Argyle diamond mine in Australia and part of the Diavik Diamond Mine in Canada. The mine is a combination of open pit and underground construction; current estimates put construction costs at $61 million USD and mine reserves are 19
Kelsey Lake Diamond Mine America. The gem was cut and polished by legendary New York diamond cutter Bill Goldberg which yielded a faceted stone that sold for $87,500. In July 1997, the company found two gem-quality stones weighing in at 16.3 carats and 28.2 carats. The 28.2 carat diamond was cut into a 16.86-carat stone, one of the largest finished stones ever produced in North America. The cut diamond is bigger than the gemstone produced from the "Uncle Sam" diamond, which was cut into a 12.42-carat stone. Kelsey Lake Diamond Mine Kelsey Lake Diamond Mine is a defunct diamond mine in Colorado, USA. It