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 Sphalerite at Midnite Mine (Midnight Mine; Boyd Lease), Wellpinit, Stevens Co., Washington, USA

The cyan highlights indicate which age entries were selected as the "best" for assigning the mineral an age of 51.5Ma - 50.5Ma at this locality

Specified age (prioritized)

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
EG76_89	51.5	50.5		Hisingerite, Marcasite, Pyrite, Sphalerite	U,S	7252	Midnite Mine (Midnight Mine; Boyd Lease), Wellpinit, Stevens Co., Washington, USA	Ludwig et al. (1981)	EG76_89