HARARE (Reuters) - Zimbabwe's gold output is expected to rise by 28 percent to 24 tonnes in 2016 from 18.7 tonnes this year, Finance Minister Patrick Chinamasa told parliament on Thursday. Earlier Chinamasa said in his budget speech that Zimbabwe's economy is expected to grow by 2.7 percent in 2016, compared with a projected 1.5 percent increase this year. (Reporting by Macdonald Dzirutwe; Writing by Joe Brock; Editing by James Macharia)