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 Picacho District, Chocolate Mts, Imperial Co., California, USA

The cyan highlights indicate which age entries were selected as the "best" for assigning the mineral an age of 27.4Ma - 23.9Ma 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
Giersdorf_00000390	27.4	24.2				216264	Picacho, Picacho District, Chocolate Mts, Imperial Co., California, USA	Shafiqullah et al. (1980)	AGSD12_201
Giersdorf_00000391	26.9	23.9				216264	Picacho, Picacho District, Chocolate Mts, Imperial Co., California, USA	Shafiqullah et al. (1980)	AGSD12_201

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
Giersdorf_00000390	27.4	24.2				216264	Picacho, Picacho District, Chocolate Mts, Imperial Co., California, USA	Shafiqullah et al. (1980)	AGSD12_201
Giersdorf_00000391	26.9	23.9				216264	Picacho, Picacho District, Chocolate Mts, Imperial Co., California, USA	Shafiqullah et al. (1980)	AGSD12_201
NAVDAT-15997	24.1	22.9				77039	Gulch Placer Mine (California Picacho; Picacho Basin Placers), Picacho, Picacho District, Chocolate Mts, Imperial Co., California, USA	NAVDAT	NAVDAT
NAVDAT-15999	24.1	22.9				77039	Gulch Placer Mine (California Picacho; Picacho Basin Placers), Picacho, Picacho District, Chocolate Mts, Imperial Co., California, USA	NAVDAT	NAVDAT
NAVDAT-16008	24.1	22.9				77093	Mayflower Mine, Pebble Mountain, Picacho District, Chocolate Mts, Imperial Co., California, USA	NAVDAT	NAVDAT
NAVDAT-16009	24.1	22.9				76974	California Picacho Mine, Picacho Peak, Picacho District, Chocolate Mts, Imperial Co., California, USA	NAVDAT	NAVDAT
NAVDAT-16019	28.4	25.2				77099	Million Dollar Gold Mine, Pebble Mountain, Picacho District, Chocolate Mts, Imperial Co., California, USA	NAVDAT	NAVDAT
NAVDAT-16030	27	21				296626	Picacho Peak, Picacho District, Chocolate Mts, Imperial Co., California, USA	NAVDAT	NAVDAT
NAVDAT-16041	22.4	21.2				296626	Picacho Peak, Picacho District, Chocolate Mts, Imperial Co., California, USA	NAVDAT	NAVDAT
NAVDAT-16044	27	21				296644	Pebble Mountain, Picacho District, Chocolate Mts, Imperial Co., California, USA	NAVDAT	NAVDAT
NAVDAT-16045	27	21				77144	Roadside Mine (Picacho Peak Project; Christie), Picacho Peak, Picacho District, Chocolate Mts, Imperial Co., California, USA	NAVDAT	NAVDAT
NAVDAT-16046	27	21				77038	Goshen Placer Mine, Pebble Mountain, Picacho District, Chocolate Mts, Imperial Co., California, USA	NAVDAT	NAVDAT
NAVDAT-16048	27	21				296626	Picacho Peak, Picacho District, Chocolate Mts, Imperial Co., California, USA	NAVDAT	NAVDAT
NAVDAT-16049	27	21				296626	Picacho Peak, Picacho District, Chocolate Mts, Imperial Co., California, USA	NAVDAT	NAVDAT
NAVDAT-5354	35	28.6				77093	Mayflower Mine, Pebble Mountain, Picacho District, Chocolate Mts, Imperial Co., California, USA	NAVDAT	NAVDAT