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 Benjaminite at Nanten Vein, Ikuno Mine, Ikuno-cho-ono, Asago City, Hyogo, Japan

The cyan highlights indicate which age entries were selected as the "best" for assigning the mineral an age of 75.7Ma - 69.9Ma 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
Kristen001940	75.7	69.9				11621	Ikuno Mine, Ikuno-cho-ono, Asago City, Hyogo, Japan	Shibata and Ishihara (1974)	EG69_1207