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 Kaolinite at Stonewall Tunnels, Magdalena District, Socorro Co., New Mexico, USA

The cyan highlights indicate which age entries were selected as the "best" for assigning the mineral an age of 28.9Ma - 28.9Ma at this locality

Locality age (remote)

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-00474	28.9	28.9				3986	Kelly Mine (Tri Bullion Shaft; Paschal Shaft; Traylor Shaft; Kelly Tunnel), Magdalena, Magdalena District, Socorro Co., New Mexico, USA	Singer et al. (2009)	USGSOFR2009-1252