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 Pyrrhotite at Jeffrey Mine ("Johns-Manville Mine"), Asbestos, Les Sources RCM, Estrie, Québec, Canada

The cyan highlights indicate which age entries were selected as the "best" for assigning the mineral an age of 440Ma - 440Ma 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
Be-00006	440	440		Jeffreyite	Be	581	Jeffrey Mine ("Johns-Manville Mine"), Asbestos, Les Sources RCM, Estrie, Québec, Canada	Normand and Williams (2007)	GT8_1