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 Dolomite at Spar Lake Deposit (Troy Prospect), Troy Mining District, Lincoln Co., Montana, USA

The cyan highlights indicate which age entries were selected as the "best" for assigning the mineral an age of 1500Ma - 1500Ma 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
sedcu-00676	1500	1500			Cu	164790	Spar Lake Deposit (Troy Prospect), Troy Mining District, Lincoln Co., Montana, USA	Cox et al. (2003)	USGSOFR03_107