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 Epidote at Powell Co., Montana, 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
Bradley_2012_016	1757	1755	Zircon			160106	Big Sky Placer, Pioneer Mining District (Gold Creek Mining District), Powell Co., Montana, USA	McCauley and Bradley (2014)	CM52_183
NAVDAT-76263	79	77.4				160485	Bullion Mine, Ontario Mining District (Elliston Mining District), Powell Co., Montana, USA	NAVDAT	NAVDAT