Mineral Evolution Database
Created and maintained by the Mineral Evolution Project in partnership with RRUFF and mindat.
Mineral locality data provided by mindat.org

Ages for Uraninite at G. Washington Mine (Member Of Presidents Group), Clancy-Lump Gulch Mining District, Jefferson Co., Montana, USA

The cyan highlights indicate which age entries were selected as the "best" for assigning the mineral an age of 135Ma - 50Ma at this locality

Locality age

Excel ID	Max Age (Ma)	Min Age (Ma)	Dated Locality ID	Dated Locality	Ref	Ref ID
USGS-U-Th-Pb-00942_206_238	50	50	161573	G. Washington Mine (Member Of Presidents Group), Clancy-Lump Gulch Mining District, Jefferson Co., Montana, USA	USGS-U-Th-Pb	USGS-U-Th-Pb
USGS-U-Th-Pb-00942_207_206	135	135	161573	G. Washington Mine (Member Of Presidents Group), Clancy-Lump Gulch Mining District, Jefferson Co., Montana, USA	USGS-U-Th-Pb	USGS-U-Th-Pb
USGS-U-Th-Pb-00942_207_235	55	55	161573	G. Washington Mine (Member Of Presidents Group), Clancy-Lump Gulch Mining District, Jefferson Co., Montana, USA	USGS-U-Th-Pb	USGS-U-Th-Pb