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 Zircon at Pima District (Olive District; Mineral Hill District; Twin Buttes District), Sierrita Mts, San Xavier (Tohono O'odom) Indian Reservation, Pima Co., Arizona, USA

The cyan highlights indicate which age entries were selected as the "best" for assigning the mineral an age of Ma - Ma 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
PorphCu-00088	56	56		Altaite, Alunite, Bornite, Chalcocite, Chalcopyrite, Chrysocolla, Epidote, Galena, Kaolinite, Molybdenite, Pyrite, Sphalerite, Tenorite, Neotocite	Cu	32000	North San Xavier Pit (San Xavier North Pit; San Xavier Mine), Mission Complex, Pima District (Olive District; Mineral Hill District; Twin Buttes District), Sierrita Mts, San Xavier (Tohono O'odom) Indian Reservation, Pima Co., Arizona, USA	Singer et al. (2008)	USGSOFR2008_1155