Oct 4 (Reuters) - Caledonia Mining Corporation Plc CAL.TO :
* Blanket mine plans to increase production from 42,800 ounces in 2015 to approximately 80,000 ounces in 2021
* "confident that our production guidance of 50,000 ounces in 2016 will be achieved" with respect to blanket mine Source text for Eikon: ID:nCCN4H5j6S Further company coverage: CAL.TO