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 Opal at Skeleton Wash, San Carlos, San Carlos Indian Reservation, Gila Co., Arizona, USA

The cyan highlights indicate which age entries were selected as the "best" for assigning the mineral an age of 1.01Ma - 0.85Ma 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
Giersdorf_00000290	1.01	0.85				3330	San Carlos, San Carlos Indian Reservation, Gila Co., Arizona, USA	Shafiqullah et al. (1980)	AGSD12__201

Locality 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
Giersdorf_00000290	1.01	0.85				3330	San Carlos, San Carlos Indian Reservation, Gila Co., Arizona, USA	Shafiqullah et al. (1980)	AGSD12__201