Samples collected for fine grinding testwork, mine design & costing ADELAIDE, AU / ACCESS Newswire / November 3, 2025 / Barton Gold Holdings Limited (ASX:BGD)(OTCQB:BGDFF)(FRA:BGD3) (Barton or the Company) has completed TSF1 geotechnical drilling in support of a recently launched Definitive Feasibility Study for 'Stage 1' production (Stage 1 DFS) at the Company's South Australian Challenger Gold Project (Challenger). 1 The program included 5 sonic drill holes to recover TSF1 materials for lab testing, 24 ho ...