Ages for Pahasapaite at Custer District, Custer Co., South Dakota, USA

The cyan highlights indicate which age entries were selected as the "best" for assigning the mineral an age of 1702Ma - 1702Ma at this locality

• Age range from children

• Excel ID	Max Age (Ma)	Min Age (Ma)	Dated Mineral	Minerals explicitely stated as having this age	Age applies to these Elements	Dated Locality ID	Dated Locality	Ref	Ref ID
  Be-00023	1702	1702		Ehrleite, Fransoletite, Greifensteinite, Pahasapaite, Parafransoletite, Roscherite, Tiptopite	Be	4122	Tip Top Mine (Tip Top Pegmatite), Fourmile, Custer District, Custer Co., South Dakota, USA	Dahl and Foland (2008)	AM93_1215

• Specified age (prioritized)

• Excel ID	Max Age (Ma)	Min Age (Ma)	Dated Mineral	Minerals explicitely stated as having this age	Age applies to these Elements	Dated Locality ID	Dated Locality	Ref	Ref ID
  Be-00023	1702	1702		Ehrleite, Fransoletite, Greifensteinite, Pahasapaite, Parafransoletite, Roscherite, Tiptopite	Be	4122	Tip Top Mine (Tip Top Pegmatite), Fourmile, Custer District, Custer Co., South Dakota, USA	Dahl and Foland (2008)	AM93_1215

• Mineralization age (prioritized)

• Excel ID	Max Age (Ma)	Min Age (Ma)	Dated Mineral	Minerals explicitely stated as having this age	Age applies to these Elements	Dated Locality ID	Dated Locality	Ref	Ref ID
  Be-00046	1702	1702		Faheyite	Be	45259	Roosevelt Group (Rough Rider), Custer, Custer District, Custer Co., South Dakota, USA	Dahl and Foland (2008)	AM93_1215

• Locality age

• Excel ID	Max Age (Ma)	Min Age (Ma)	Dated Mineral	Minerals explicitely stated as having this age	Age applies to these Elements	Dated Locality ID	Dated Locality	Ref	Ref ID
  Grew_Li_2019_0108	1702	1702		Tavorite		4122	Tip Top Mine (Tip Top Pegmatite), Fourmile, Custer District, Custer Co., South Dakota, USA	Dahl and Foland (2008)	AM93_1215
  Grew_Li_2019_0109	1702	1702		Tiptopite		4122	Tip Top Mine (Tip Top Pegmatite), Fourmile, Custer District, Custer Co., South Dakota, USA	Dahl and Foland (2008)	AM93_1215
  Scott-GCA51_1101-0001	1710	1580				4121	Tin Mountain Mine, Fourmile, Custer District, Custer Co., South Dakota, USA	Clark and Černý (1987)	GCA51_1101
  USGS-U-Th-Pb-01881_206_238	767	767	Zircon			121292	I X L Lode, Custer District, Custer Co., South Dakota, USA	USGS-U-Th-Pb	USGS-U-Th-Pb
  USGS-U-Th-Pb-01881_207_206	1685	1685	Zircon			121292	I X L Lode, Custer District, Custer Co., South Dakota, USA	USGS-U-Th-Pb	USGS-U-Th-Pb
  USGS-U-Th-Pb-01881_207_235	1046	1046	Zircon			121292	I X L Lode, Custer District, Custer Co., South Dakota, USA	USGS-U-Th-Pb	USGS-U-Th-Pb
  USGS-U-Th-Pb-01882_206_238	274	274	Zircon			121292	I X L Lode, Custer District, Custer Co., South Dakota, USA	USGS-U-Th-Pb	USGS-U-Th-Pb
  USGS-U-Th-Pb-01882_207_206	1537	1537	Zircon			121292	I X L Lode, Custer District, Custer Co., South Dakota, USA	USGS-U-Th-Pb	USGS-U-Th-Pb
  USGS-U-Th-Pb-01882_207_235	459	459	Zircon			121292	I X L Lode, Custer District, Custer Co., South Dakota, USA	USGS-U-Th-Pb	USGS-U-Th-Pb
  USGS-U-Th-Pb-01883_206_238	1709	1709				121292	I X L Lode, Custer District, Custer Co., South Dakota, USA	USGS-U-Th-Pb	USGS-U-Th-Pb
  USGS-U-Th-Pb-01883_207_206	1715	1715				121292	I X L Lode, Custer District, Custer Co., South Dakota, USA	USGS-U-Th-Pb	USGS-U-Th-Pb
  USGS-U-Th-Pb-01883_207_235	1712	1712				121292	I X L Lode, Custer District, Custer Co., South Dakota, USA	USGS-U-Th-Pb	USGS-U-Th-Pb

• Mineralization age (remote)

• Excel ID	Max Age (Ma)	Min Age (Ma)	Dated Mineral	Minerals explicitely stated as having this age	Age applies to these Elements	Dated Locality ID	Dated Locality	Ref	Ref ID
  Alexandra-0372	1700	1700			Li,Be,Sn,Cs,Ta,Nb,U	122418	Black Elk Peak (Harney Peak), Pennington Co., South Dakota, USA	Norton and Redden (1990)	AM75_631