Ages for Dumontite at Kakadu, West Arnhem Region, Northern Territory, Australia

The cyan highlights indicate which age entries were selected as the "best" for assigning the mineral an age of 1757Ma - 1700Ma 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
  EG82_857-1	1757	1717		Uraninite	U	4622	Ranger Mine (Ranger Uranium Mine), Kakadu, West Arnhem Region, Northern Territory, Australia	Ludwig et al. (1987)	EG82_857
  Giersdorf_00000716	1700	1700		Uraninite	U	4622	Ranger Mine (Ranger Uranium Mine), Kakadu, West Arnhem Region, Northern Territory, Australia	Chipley et al. (2007)	AM92_1925

• Mineralization 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
  EG82_857-1	1757	1717		Uraninite	U	4622	Ranger Mine (Ranger Uranium Mine), Kakadu, West Arnhem Region, Northern Territory, Australia	Ludwig et al. (1987)	EG82_857
  EG82_857-2	1477	1397		Uraninite	U	41611	Jabiluka Uranium Deposit, Kakadu, West Arnhem Region, Northern Territory, Australia	Ludwig et al. (1987)	EG82_857
  Giersdorf_00000716	1700	1700		Uraninite	U	4622	Ranger Mine (Ranger Uranium Mine), Kakadu, West Arnhem Region, Northern Territory, Australia	Chipley et al. (2007)	AM92_1925
  Giersdorf_00000717	1712	1710			U	4622	Ranger Mine (Ranger Uranium Mine), Kakadu, West Arnhem Region, Northern Territory, Australia	Chipley et al. (2007)	AM92_1925
  Giersdorf_00000730	870	870	Uraninite	Uraninite	U	41646	Koongarra Deposit, Kakadu, West Arnhem Region, Northern Territory, Australia	Chipley et al. (2007)	AM92_1925
  Giersdorf_00000731	822	682	Uraninite	Uraninite	U	41611	Jabiluka Uranium Deposit, Kakadu, West Arnhem Region, Northern Territory, Australia	Chipley et al. (2007)	AM92_1925