Ages for Acanthite at Reef Mine (Tungsten Reef Mine; Exposed Reef Mine; Sitric Mine; Reef Group Of Claims), Carr Canyon, Hartford District (Huachuca Mountains District), Huachuca Mts, Cochise Co., Arizona, USA

The cyan highlights indicate which age entries were selected as the "best" for assigning the mineral an age of 48.8Ma - 46.8Ma at this locality