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 Barroisite at Shikokuchuo City, Ehime, Japan

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
vms-00529	541	252				204437	Iyo Mine, Doi, Shikokuchuo City, Ehime, Japan	Moiser et al. (2009)	USGSOFR2009-1034
vms-00566	360	360			S	56379	Shingu Mine, Shingu, Shikokuchuo City, Ehime, Japan	Moiser et al. (2009)	USGSOFR2009_1034