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 Prehnite at Montezuma Co., Colorado, USA

The cyan highlights indicate which age entries were selected as the "best" for assigning the mineral an age of 100Ma - 33.9Ma 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
sedznpb-00486	100	33.9				116370	Rico District (Pioneer District), Montezuma Co., Colorado, USA	Singer et al. (2009)	USGSOFR2009-1252

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
NAVDAT-66795	80	60				116365	McElmo Creek Area (McElmo Field; Ute Mountains Area), McElmo Creek (Ute Mountains) Area, Montezuma Co., Colorado, USA	NAVDAT	NAVDAT
NAVDAT-66796	80	60				116365	McElmo Creek Area (McElmo Field; Ute Mountains Area), McElmo Creek (Ute Mountains) Area, Montezuma Co., Colorado, USA	NAVDAT	NAVDAT
sedznpb-00486	100	33.9				116370	Rico District (Pioneer District), Montezuma Co., Colorado, USA	Singer et al. (2009)	USGSOFR2009-1252