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 Tremolite at Griffin Chromite (Mikes Gulch; Nickel Plate), Illinois River District, Josephine Co., Oregon, USA

The cyan highlights indicate which age entries were selected as the "best" for assigning the mineral an age of 203Ma - 203Ma 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
podchrome-00431	203	203			Cr	65399	Griffin Chromite (Mikes Gulch; Nickel Plate), Illinois River District, Josephine Co., Oregon, USA	Moiser et al. (2012)	USGSSIR2012_5157