JAKARTA, March 19 (Reuters) - Indonesia has so far this year issued mining production quotas for 152.62 million metric tons of nickel ore and 44,481.63 tons for tin ore, a senior mining ministry official told parliament on Tuesday.

In total, the government has issued approvals for 191 miners, in nickel, tin, and copper among others, official Bambang Suswantono said, adding that more than 500 production plan proposals were still being processed. (Reporting by Fransiska Nangoy, Bernadette Christina; Editing by Martin Petty)