| 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 | Amorphous | Clay | Coquimbite | Corundum | Cristobalite | Gypsum | Kaolinite | Mordenite | None |
| Not in a structural group | Quartz | Rocksalt | Sulphur | Tamarugite | Titanite |
| 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 |
|---|---|---|---|---|---|---|---|
| Alunite (*) | None | KAl3(SO4)2(OH)6 | 0 | 966 | |||
| Alunogen (*) | Not in a structural group | Al2(SO4)3(H2O)12·5H2O | 0 | 272 | |||
| Anhydrite (*) | Not in a structural group | Ca(SO4) | 1 | 64465 | 1588 | ||
| Coquimbite (*) | Coquimbite | AlFe3(SO4)6(H2O)12·6H2O | 0 | 136 | |||
| Cristobalite (*) | Cristobalite | SiO2 | 0 | 453 | |||
| Epistilbite (*) | Mordenite | Ca3[Si18Al6O48]·16H2O | 1 | 64465 | 138 | ||
| Giorgiosite (*) | None | Mg5(CO3)4(OH)2·5H2O | 1 | 64465 | 13 | ||
| Gypsum (*) | Gypsum | Ca(SO4)·2H2O | 0 | 6890 | |||
| Halite (*) | Rocksalt | NaCl | 1 | 64465 | 1398 | ||
| Hematite (*) | Corundum | Fe2O3 | 0 | 14640 | |||
| Jarosite (*) | Alunite | KFe3+3(SO4)2(OH)6 | 0 | 2228 | |||
| Kaolinite (*) | Clay Kaolinite | Al2Si2O5(OH)4 | 0 | 5591 | |||
| Natroalunite (*) | Alunite | NaAl3(SO4)2(OH)6 | 0 | 128 | |||
| Opal (*) | Amorphous | SiO2·nH2O | 0 | 2994 | |||
| Quartz (*) | Quartz | SiO2 | 0 | 61156 | |||
| Rhomboclase (*) | Not in a structural group | (H5O2)Fe3+(SO4)2·2H2O | 0 | 53 | |||
| Sulphur (*) | Sulphur | S | 0 | 2045 | |||
| Tamarugite (*) | Tamarugite | NaAl(SO4)2·6H2O | 0 | 87 | |||
| Titanite (*) | Titanite | CaTi(SiO4)O | 1 | 64465 | 4899 |
All locality data graciously provided by mindat.org
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