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 Galena at Monarch District, Chaffee Co., Colorado, USA

The cyan highlights indicate which age entries were selected as the "best" for assigning the mineral an age of 41Ma - 31Ma 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
NAVDAT-35558	41	31				214497	Little Orphan Annie Mine, Monarch District, Chaffee Co., Colorado, USA	NAVDAT	NAVDAT

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
NAVDAT-19687	45	35				110794	Lehigh, Monarch District, Chaffee Co., Colorado, USA	NAVDAT	NAVDAT
NAVDAT-35558	41	31				214497	Little Orphan Annie Mine, Monarch District, Chaffee Co., Colorado, USA	NAVDAT	NAVDAT