kilowatts to mine a tonne of calcium carbonate
kilowatts to mine a tonne of calcium carbonate carbonate (PCC), which is used in the production of paper, paint, ink, plastic, and The mine operates over 10 years with a 15 million-ton output at the end of its life. Calculated at $0.049 per kWH: average for Rocky Mountain Region, 1999 b. Estimates of Electricity Requirements for the Recovery of Mineral,Feb 16, 2011