Sandspring Resources Begins Trading on the OTCQX(R) Market

Gold X Mining Corp.

DENVER, COLORADO and VANCOUVER, BRITISH COLUMBIA--(Marketwired - May 3, 2017) - Sandspring Resources Ltd. (TSX VENTURE:SSP)(OTCQX:SSPXF) ("Sandspring" or the "Company") is pleased to announce it has qualified for trading on the OTCQX® Best Market, operated by OTC Markets Group.