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 Chalcocite at Bullfrog District, Bullfrog Hills, Nye Co., Nevada, 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 Locality ID	Dated Locality	Ref	Ref ID
NAVDAT-84057	11.671	11.7	64554	Beatty Peak, Bullfrog District, Bullfrog Hills, Nye Co., Nevada, USA	NAVDAT	NAVDAT
NAVDAT-86506	10.5	10.55	40421	Montgomery-Shoshone Mine, Rhyolite, Bullfrog District, Bullfrog Hills, Nye Co., Nevada, USA	NAVDAT	NAVDAT
NAVDAT-86507	10.45	10.5	40421	Montgomery-Shoshone Mine, Rhyolite, Bullfrog District, Bullfrog Hills, Nye Co., Nevada, USA	NAVDAT	NAVDAT