Feb 16 (Reuters) -
* Barrick Gold ABX.TO to unify Cortez and Goldstrike operations in Nevada into single business unit in 2017 -President Kelvin Dushnisky
* New unit, Barrick Nevada, will incorporate Turquoise Ridge in time - Chief Operating Officer Richard Williams
* Aims to reduce all-in sustaining cost in Nevada by $100 an ounce -Williams
* In "advanced discussions" with a proposed buyer on sale of its 50 percent stake in Kalgoorlie mine -Dushnisky
* Will be "happy sellers" if gets right price, if not will continue to own asset, "stay tuned" -Dushnisky Source text for Eikon: ID: Further company coverage: ABX.TO