Ages for Chrysocolla at Apex District, Gilpin 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-128220	63	53				113318	Big Bertha, Michigan Hill, Apex District, Gilpin Co., Colorado, USA	NAVDAT	NAVDAT
  NAVDAT-32680	68	58				113553	Rooks County Occurrence, Apex District, Gilpin Co., Colorado, USA	NAVDAT	NAVDAT
  NAVDAT-32755	68	58				113456	Jess Lode, Apex District, Gilpin Co., Colorado, USA	NAVDAT	NAVDAT
  NAVDAT-32758	68	58				113456	Jess Lode, Apex District, Gilpin Co., Colorado, USA	NAVDAT	NAVDAT
  NAVDAT-32764	73.7	60.3				113553	Rooks County Occurrence, Apex District, Gilpin Co., Colorado, USA	NAVDAT	NAVDAT
  NAVDAT-32790	68	58				113553	Rooks County Occurrence, Apex District, Gilpin Co., Colorado, USA	NAVDAT	NAVDAT