| 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 | Corundum | None | Picromerite | Rocksalt |
| Alunite (*) | Blödite (*) | Halite (*) | Hematite (*) | Mirabilite (*) |
| Picromerite (*) | Polyhalite (*) | Sylvite (*) | Tenorite (*) | Thénardite (*) |
| Trona (*) |
| 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 | |||
| Blödite (*) | Blödite | Na2Mg(SO4)2·4H2O | 0 | 130 | |||
| Halite (*) | Rocksalt | NaCl | 0 | 1398 | |||
| Hematite (*) | Corundum | Fe2O3 | 0 | 14640 | |||
| Mirabilite (*) | None | Na2(SO4)·10H2O | 0 | 223 | |||
| Picromerite (*) | Picromerite | K2Mg(SO4)2·6H2O | 0 | 44 | |||
| Polyhalite (*) | None | K2Ca2Mg(SO4)4·2H2O | 0 | 102 | |||
| Sylvite (*) | Rocksalt | KCl | 0 | 275 | |||
| Tenorite (*) | None | CuO | 0 | 1101 | |||
| Thénardite (*) | None | Na2(SO4) | 0 | 299 | |||
| Trona (*) | None | Na3(HCO3)(CO3)·2H2O | 0 | 129 |
All locality data graciously provided by mindat.org
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