| 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. |
| Alum | Alunite | Aubertite | Chalcanthite | Clay | Diaspore | Fluorite | Gypsum | Hexahydrite | Jarlite |
| Mica | None | Starkeyite |
| Alum-(K) (*) | Alunite (*) | Boyleite (*) | Fluorite (*) | Goethite (*) |
| Gypsum (*) | Hexahydrite (*) | Jarlite (*) | Kalinite (*) | Mendozite (*) |
| Muscovite (*) | Natroalunite (*) | Pentahydrite (*) | Wilcoxite (*) |
| 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 |
|---|---|---|---|---|---|---|---|
| Alum-(K) (*) | Alum | KAl(SO4)2·12H2O | 0 | 92 | |||
| Alunite (*) | None | KAl3(SO4)2(OH)6 | 0 | 966 | |||
| Boyleite (*) | Starkeyite | Zn(SO4)·4H2O | 0 | 23 | |||
| Fluorite (*) | Fluorite | CaF2 | 0 | 9617 | |||
| Goethite (*) | Diaspore | FeO(OH) | 0 | 7437 | |||
| Gypsum (*) | Gypsum | Ca(SO4)·2H2O | 0 | 6890 | |||
| Hexahydrite (*) | Hexahydrite | Mg(SO4)·6H2O | 0 | 251 | |||
| Jarlite (*) | Jarlite | Na2(Sr,Na)14(Mg, )2Al12F64(OH)4 | 0 | 2 | |||
| Kalinite (*) | None | KAl(SO4)2·11H2O | 0 | 54 | |||
| Mendozite (*) | None | NaAl(SO4)2·11H2O | 0 | 28 | |||
| Muscovite (*) | Mica Clay | KAl2(Si3Al)O10(OH)2 | 0 | 17380 | |||
| Natroalunite (*) | Alunite | NaAl3(SO4)2(OH)6 | 0 | 128 | |||
| Pentahydrite (*) | Chalcanthite | Mg(SO4)·5H2O | 0 | 32 | |||
| Wilcoxite (*) | Aubertite | MgAl(SO4)2F·17H2O | 0 | 11 |
All locality data graciously provided by mindat.org
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