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 Quartz at Kenai Peninsula Borough, Alaska, USA

The cyan highlights indicate which age entries were selected as the "best" for assigning the mineral an age of 190Ma - 190Ma at this locality

Age range from children

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
vms-00993	190	190			S	195712	Johnson River Prospect, Redoubt District, Kenai Peninsula Borough, Alaska, USA	Moiser et al. (2009)	USGSOFR2009_1034

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-00896	135	135			Cr	198336	Kenai Chrome (Star No. 4; Chrome Queen Mine), Homer District, Kenai Peninsula Borough, Alaska, USA	Moiser et al. (2012)	USGSSIR2012_5157
podchrome-00899	135	135			Cr	198336	Kenai Chrome (Star No. 4; Chrome Queen Mine), Homer District, Kenai Peninsula Borough, Alaska, USA	Moiser et al. (2012)	USGSSIR2012_5157
vms-00993	190	190			S	195712	Johnson River Prospect, Redoubt District, Kenai Peninsula Borough, Alaska, USA	Moiser et al. (2009)	USGSOFR2009_1034