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 |
---|---|---|---|---|---|---|---|---|---|
USGS-Rb-Sr-00947 | 383.26 | 335.26 | 33588 | Kallenberg Quarry (Robin Rock Quarry), Lynnfield, Essex Co., Massachusetts, USA | USGS-Rb-Sr | USGS-Rb-Sr |
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-0417 | 262 | 246 | 22345 | Lynnfield, Essex Co., Massachusetts, USA | Zartman et al. (1970) | GSAB81_3359 | |||
Alexandra-0418 | 268 | 252 | 22345 | Lynnfield, Essex Co., Massachusetts, USA | Zartman et al. (1970) | GSAB81_3359 | |||
Alexandra-0419 | 369 | 349 | 22345 | Lynnfield, Essex Co., Massachusetts, USA | Zartman et al. (1970) | GSAB81_3359 |