Ages for Magnesio-hornblende at Mount Princeton, Chaffee Co., Colorado, USA

The cyan highlights indicate which age entries were selected as the "best" for assigning the mineral an age of 36.3Ma - 29.7Ma 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-67173	36.3	29.7				122702	Mount Princeton, Chaffee Co., Colorado, USA	NAVDAT	NAVDAT
  NAVDAT-67174	36.3	29.7				122702	Mount Princeton, Chaffee Co., Colorado, USA	NAVDAT	NAVDAT
  NAVDAT-67175	36.3	29.7				122702	Mount Princeton, Chaffee Co., Colorado, USA	NAVDAT	NAVDAT