Ages for Muscovite at Grimes Pass District, Boise Basin District, Boise Co., Idaho, 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
  NAVDAT-20791	95	72				138779	Lowman Placer, Grimes Pass District, Boise Basin District, Boise Co., Idaho, USA	NAVDAT	NAVDAT
  NAVDAT-21592	50	47				136243	Bruser Mine, Grimes Pass District, Boise Basin District, Boise Co., Idaho, USA	NAVDAT	NAVDAT
  NAVDAT-40708	45.9	45.1				139157	Moly Dike Prospect, Grimes Pass District, Boise Basin District, Boise Co., Idaho, USA	NAVDAT	NAVDAT