| 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. |
| Blödite | Chalcanthite | Epsomite | Gypsum | Kieserite | Langbeinite | None | Not in a structural group | Picromerite | Rhabdophane |
| Rocksalt | Syngenite |
| 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 |
|---|---|---|---|---|---|---|---|
| Anhydrite (*) | Not in a structural group | Ca(SO4) | 0 | 1588 | |||
| Bassanite (*) | Rhabdophane | Ca(SO4)·0.5H2O | 0 | 82 | |||
| Blödite (*) | Blödite | Na2Mg(SO4)2·4H2O | 0 | 130 | |||
| Epsomite (*) | Epsomite | Mg(SO4)·7H2O | 0 | 484 | |||
| Glauberite (*) | None | Na2Ca(SO4)2 | 0 | 137 | |||
| Gypsum (*) | Gypsum | Ca(SO4)·2H2O | 0 | 6890 | |||
| Halite (*) | Rocksalt | NaCl | 0 | 1398 | |||
| Kieserite (*) | Kieserite | Mg(SO4)·H2O | 0 | 80 | |||
| Langbeinite (*) | Langbeinite | K2Mg2(SO4)3 | 0 | 43 | |||
| Löweite (*) | None | Na12Mg7(SO4)13·15H2O | 0 | 28 | |||
| Mirabilite (*) | None | Na2(SO4)·10H2O | 0 | 223 | |||
| Natrite (*) | None | Na2(CO3) | 0 | 19 | |||
| Omongwaite (*) | None | Na2Ca5(SO4)6·3H2O | 0 | 2 | |||
| Pentahydrite (*) | Chalcanthite | Mg(SO4)·5H2O | 0 | 32 | |||
| Picromerite (*) | Picromerite | K2Mg(SO4)2·6H2O | 0 | 44 | |||
| Polyhalite (*) | None | K2Ca2Mg(SO4)4·2H2O | 0 | 102 | |||
| Sylvite (*) | Rocksalt | KCl | 0 | 275 | |||
| Syngenite (*) | Syngenite | K2Ca(SO4)2·H2O | 0 | 44 |
All locality data graciously provided by mindat.org
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