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 Massicot at Coeur D'Alene District, Shoshone Co., Idaho, USA

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

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
sedcu-00648	1500	1500			Cu	137096	Eagle Creek Prospect (Niagara), Coeur D'Alene District, Shoshone Co., Idaho, USA	Cox et al. (2003)	USGSOFR03_107
sedcu-00651	1500	1500			Cu	45680	Snowstorm Mine, Mullan, Coeur D'Alene District, Shoshone Co., Idaho, USA	Cox et al. (2003)	USGSOFR03_107