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 Gypsum at Helmand, Afghanistan

The cyan highlights indicate which age entries were selected as the "best" for assigning the mineral an age of 5.33Ma - 0Ma 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
Jen_0001193	5.33	0				226843	Khanneshin Complex, Dushan District, Helmand, Afghanistan	Woolley and Kjarsgaard (2008)	GSCOF5796

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
Jen_0001193	5.33	0				226843	Khanneshin Complex, Dushan District, Helmand, Afghanistan	Woolley and Kjarsgaard (2008)	GSCOF5796
ree-00001	2.6	1.8				226843	Khanneshin Complex, Dushan District, Helmand, Afghanistan	Orris and Grauch (2002)	USGSOFR02_189