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-00091 | 2648 | 2528 | Muscovite | 173929 | Unidentified Occurrence (MRDS - 10080882), Natrona Co., Wyoming, USA | USGS-Rb-Sr | USGS-Rb-Sr | ||
USGS-Rb-Sr-00092 | 2648 | 2528 | Microcline | 173929 | Unidentified Occurrence (MRDS - 10080882), Natrona Co., Wyoming, USA | USGS-Rb-Sr | USGS-Rb-Sr | ||
USGS-Rb-Sr-00127 | 2398.3 | 2398.3 | 173929 | Unidentified Occurrence (MRDS - 10080882), Natrona Co., Wyoming, USA | USGS-Rb-Sr | USGS-Rb-Sr | |||
USGS-Rb-Sr-00507 | 2537.84 | 2487.84 | 173929 | Unidentified Occurrence (MRDS - 10080882), Natrona Co., Wyoming, USA | USGS-Rb-Sr | USGS-Rb-Sr |