| A | This mineral is Anthropogenic. |
| G | This mineral is directly dated. |
| B | This mineral is reported as having this age. |
| Y | This mineral is using an age reported as an element mineralization period. |
| O | This mineral is using an age calculated from all data at the locality. |
| R | The age displayed for this mineral originates from a different, non-child locality. |
| P | The age displayed for this mineral is the range of ages for this mineral at all of this locality's children. |
| This mineral's age has not yet been recorded. |
| Alunite | Apatite | Beryl | Clay | Columbite | Dufrénite | Feldspar | Fluorite | Mica | None |
| Not in a structural group | Pyrochlore | Quartz | Ramsdellite | Rutile | Tivanite |
| Mineral name | Structural Groups | IMA Formula | Max Age (Ma) | Min Age (Ma) | # of Sublocalities containing mineral | LOCALITY IDs, not mindat ids | # of localities containing mineral |
|---|---|---|---|---|---|---|---|
| Albite (*) | Feldspar | Na(AlSi3O8) | 0 | 8803 | |||
| Bertrandite (*) | Not in a structural group | Be4Si2O7(OH)2 | 0 | 606 | |||
| Beryl (*) | Beryl | Be3Al2Si6O18 | 0 | 4286 | |||
| Columbite-(Fe) (*) | Columbite | Fe2+Nb2O6 | 0 | 518 | |||
| Fluorapatite (*) | Apatite | Ca5(PO4)3F | 0 | 2740 | |||
| Fluorcalciomicrolite (*) | Pyrochlore | (Ca,Na, )2Ta2O6F | 0 | 13 | |||
| Fluorophlogopite (*) | Mica | KMg3(Si3Al)O10F2 | 0 | 47 | |||
| Muscovite (*) | Mica Clay | KAl2(Si3Al)O10(OH)2 | 0 | 17380 | |||
| Natrodufrénite (*) | Dufrénite | NaFe2+Fe3+5(PO4)4(OH)6·2H2O | 0 | 46 | |||
| Plumbogummite (*) | Alunite | PbAl3(PO4)(PO3OH)(OH)6 | 0 | 170 | |||
| Pseudorutile (*) | Tivanite | Fe3+2Ti4+3O9 | 0 | 30 | |||
| Pyrolusite (*) | Rutile | MnO2 | 0 | 3106 | |||
| Quartz (*) | Quartz | SiO2 | 0 | 61156 | |||
| Ramsdellite (*) | Ramsdellite | MnO2 | 0 | 88 | |||
| Strengite (*) | None | Fe3+(PO4)·2H2O | 0 | 263 | |||
| Tantalite-(Fe) (*) | Columbite | Fe2+Ta2O6 | 0 | 99 | |||
| Uraninite (*) | Fluorite | UO2 | 0 | 2718 |
All locality data graciously provided by mindat.org
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