Rpt-South Africa's Thungela posts full-year loss on weaker coal prices
March 23 (Reuters) - South African collier Thungela Resources TGAJ.J on Monday posted a full-year loss, hit by the decline in coal prices. The thermal coal exporter reported a headline loss per share of 6.47 rand ($0.3756) in the year ended December 31, from headline earnings per share of 25.59 rand the previous year. ($1 = 17.2259 rand) (Reporting by Nelson Banya; Editing by Emelia Sithole-Matarise) ((Nelson.Banya@thomsonreuters.com;))