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 Hydroxykenopyrochlore at Barreiro, Araxá, Minas Gerais, Brazil

The cyan highlights indicate which age entries were selected as the "best" for assigning the mineral an age of 97.7Ma - 71.9Ma 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
Jen_0000697	97.7	71.9				288726	Araxá Complex, Barreiro, Araxá, Minas Gerais, Brazil	Woolley and Kjarsgaard (2008)	GSCOF5796

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
Jen_0000695	91.6	82.8				288726	Araxá Complex, Barreiro, Araxá, Minas Gerais, Brazil	Woolley and Kjarsgaard (2008)	GSCOF5796
Jen_0000696	86.3	82.5				288726	Araxá Complex, Barreiro, Araxá, Minas Gerais, Brazil	Woolley and Kjarsgaard (2008)	GSCOF5796
Jen_0000697	97.7	71.9				288726	Araxá Complex, Barreiro, Araxá, Minas Gerais, Brazil	Woolley and Kjarsgaard (2008)	GSCOF5796
ree-00143	91.6	82.8				25002	Barreiro, Araxá, Minas Gerais, Brazil	Orris and Grauch (2002)	USGSOFR02_189