TriStar Updates Drilling at Castelo de Sonhos

TriStar Gold Inc.

SCOTTSDALE, AZ--(Marketwired - May 26, 2017) - TriStar Gold Inc. (the "Company" or "TriStar") (TSX VENTURE: TSG) is pleased to provide an update on the drilling at Castelo de Sonhos. To date, 18 reverse circulation (RC) holes have been completed for 2,090 m. These drill holes include three twin redrills of core holes, with the remainder being 100 x100m in-fill drilling on the southwestern limb to add to Inferred resources for the upcoming preliminary economic assessment (PEA). Nick Appleyard, TriStar's President and CEO commented: "The quality of samples and field data that we are collecting is excellent. The optical televiewer images have surprised all of us with their clarity, allowing for a level of detailed logging better than we could have achieved with drill core."