| 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 | Epsomite | Marcasite | Melanterite | None | Sphalerite | Stibnite | Sulphur |
| Cinnabar (*) | Epsomite (*) | Jarosite (*) | Marcasite (*) | Melanterite (*) |
| Metacinnabar (*) | Opal (*) | Stibnite (*) | Sulphur (*) | Tiemannite (*) |
| 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 |
|---|---|---|---|---|---|---|---|
| Cinnabar (*) | None | HgS | 0 | 2600 | |||
| Epsomite (*) | Epsomite | Mg(SO4)·7H2O | 0 | 484 | |||
| Jarosite (*) | Alunite | KFe3+3(SO4)2(OH)6 | 0 | 2228 | |||
| Marcasite (*) | Marcasite | FeS2 | 0 | 5674 | |||
| Melanterite (*) | Melanterite | Fe(SO4)·7H2O | 0 | 915 | |||
| Metacinnabar (*) | Sphalerite | HgS | 0 | 255 | |||
| Opal (*) | Amorphous | SiO2·nH2O | 0 | 2994 | |||
| Stibnite (*) | Stibnite | Sb2S3 | 0 | 3418 | |||
| Sulphur (*) | Sulphur | S | 0 | 2045 | |||
| Tiemannite (*) | Sphalerite | HgSe | 0 | 83 |
All locality data graciously provided by mindat.org
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