Golden Star Resources completes sale of $77.5 million convertible senior unsecured debentures

DENVER, CO--(Marketwire - May 31, 2012) - Golden Star Resources Ltd. (NYSE Amex: GSS) (NYSE MKT: GSS) (TSX: GSC) (GHANA: GSR) ("Golden Star" or the "Company") today announced that, further to its May 17, 2012, news release, it has completed the sale of $77,490,000...