Mineral Evolution DatabaseCreated and maintained by the Mineral Evolution Project in partnership with RRUFF and mindat.Mineral locality data provided by mindat.org |
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 |
---|---|---|---|---|---|---|---|---|---|
Alexandra-0420 | 255 | 239 | 105704 | Wells, York Co., Maine, USA | Zartman et al. (1970) | GSAB81_3359 |