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 Sphalerite at Island Copper Mine (Utah Mines Ltd.), Port Hardy, Vancouver Island, Nanaimo Mining Division, British Columbia, Canada

The cyan highlights indicate which age entries were selected as the "best" for assigning the mineral an age of 173Ma - 169Ma at this locality

Specified 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
PorphCu-00043	173	169		Ankerite, Bornite, Chalcopyrite, Dumortierite, Epidote, Kaolinite, Magnetite, Molybdenite, Pyrite, Pyrophyllite, Rutile, Sphalerite	Cu	12057	Island Copper Mine (Utah Mines Ltd.), Port Hardy, Vancouver Island, Nanaimo Mining Division, British Columbia, Canada	Singer et al. (2008)	USGSOFR2008_1155