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 Chalcopyrite at Gold Hill District, Boulder Co., Colorado, 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
NAVDAT-32740	59	49				110618	White Rock, Gold Hill District, Boulder Co., Colorado, USA	NAVDAT	NAVDAT
NAVDAT-32752	60	50				110540	Unknown Gold Occurrence (MRDS - 10017618), Gold Hill District, Boulder Co., Colorado, USA	NAVDAT	NAVDAT