Ages for Covellite at Napa Co., California, 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-29545	8	6				83662	Glass Mountain Deposit, St. Helena, Calistoga District (Silverado District), Mayacmas Mts (Mayacamas Mts), Napa Co., California, USA	NAVDAT	NAVDAT
  NAVDAT-29606	8	4				83662	Glass Mountain Deposit, St. Helena, Calistoga District (Silverado District), Mayacmas Mts (Mayacamas Mts), Napa Co., California, USA	NAVDAT	NAVDAT
  podchrome-00330	164	164			Cr	83666	Grey Claim (Grey Mine), Knoxville, Knoxville District, Napa Co., California, USA	Moiser et al. (2012)	USGSSIR2012_5157
  podchrome-00331	164	164			Cr	83684	Moore Mine (Marshall And Vanderbilt Claims), Knoxville, Knoxville District, Napa Co., California, USA	Moiser et al. (2012)	USGSSIR2012_5157
  podchrome-00332	164	164			Cr	83684	Moore Mine (Marshall And Vanderbilt Claims), Knoxville, Knoxville District, Napa Co., California, USA	Moiser et al. (2012)	USGSSIR2012_5157
  podchrome-00333	164	164			Cr	83687	Mullaly Mine, Knoxville, Knoxville District, Napa Co., California, USA	Moiser et al. (2012)	USGSSIR2012_5157
  podchrome-00334	164	164			Cr	83721	Turner Mine, Knoxville Area, Napa Co., California, USA	Moiser et al. (2012)	USGSSIR2012_5157
  podchrome-00335	164	164			Cr	83637	Astute Mine, Aetna Springs, East Mayacmas District, Mayacmas Mts (Mayacamas Mts), Napa Co., California, USA	Moiser et al. (2012)	USGSSIR2012_5157
  podchrome-00337	164	164			Cr	83656	Elder Claim, Pope Valley, East Mayacmas District, Mayacmas Mts (Mayacamas Mts), Napa Co., California, USA	Moiser et al. (2012)	USGSSIR2012_5157
  podchrome-00338	164	164			Cr	83636	Antone Nichelini Mine (Nichelini Mine), Spanish Flat, Napa Co., California, USA	Moiser et al. (2012)	USGSSIR2012_5157
  podchrome-00339	164	164			Cr	83705	Reeve Claims, Angwin, Calistoga District (Silverado District), Mayacmas Mts (Mayacamas Mts), Napa Co., California, USA	Moiser et al. (2012)	USGSSIR2012_5157