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 Marquette Co., Michigan, USA

The cyan highlights indicate which age entries were selected as the "best" for assigning the mineral an age of 2000Ma - 1100Ma 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
sedcu-00657	2000	2000			Cu	124002	Kona Dolomite, Big Bay, Marquette Co., Michigan, USA	Cox et al. (2003)	USGSOFR03_107
EG105_1057_012	1100	1100			Ni,Cu,Pt,Pd,Rh,Ir,Os,Ru	225423	Eagle Mine, Marquette Co., Michigan, USA	Begg et al. (2010)	EG105_1057

Mineralization 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
EG105_1057_012	1100	1100			Ni,Cu,Pt,Pd,Rh,Ir,Os,Ru	225423	Eagle Mine, Marquette Co., Michigan, USA	Begg et al. (2010)	EG105_1057
sedcu-00657	2000	2000			Cu	124002	Kona Dolomite, Big Bay, Marquette Co., Michigan, USA	Cox et al. (2003)	USGSOFR03_107

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
USGS-Rb-Sr-00707	2554.93	2554.93				125039	Columbia Mine (Kloman Mine), Republic, Marquette Iron Range, Marquette Co., Michigan, USA	USGS-Rb-Sr	USGS-Rb-Sr