| 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 | Clay | Kaolinite | None | Not in a structural group | Tourmaline | Wavellite |
| Anatase (*) | Augelite (*) | Crandallite (*) | Dravite (*) | Goyazite (*) |
| Kaolinite (*) | Senegalite (*) | Variscite (*) | Wavellite (*) |
| 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 |
|---|---|---|---|---|---|---|---|
| Anatase (*) | Not in a structural group | TiO2 | 0 | 2162 | |||
| Augelite (*) | None | Al2(PO4)(OH)3 | 0 | 79 | |||
| Crandallite (*) | Alunite | CaAl3(PO4)(PO3OH)(OH)6 | 0 | 310 | |||
| Dravite (*) | Tourmaline | NaMg3Al6(Si6O18)(BO3)3(OH)3(OH) | 0 | 648 | |||
| Goyazite (*) | Alunite | SrAl3(PO4)(PO3OH)(OH)6 | 0 | 173 | |||
| Kaolinite (*) | Clay Kaolinite | Al2Si2O5(OH)4 | 0 | 5591 | |||
| Senegalite (*) | None | Al2(PO4)(OH)3·H2O | 0 | 4 | |||
| Variscite (*) | None | Al(PO4)·2H2O | 0 | 301 | |||
| Wavellite (*) | Wavellite | Al3(PO4)2(OH)3·5H2O | 0 | 374 |
All locality data graciously provided by mindat.org
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