| 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. |
| Arcanite | Calcite | Clay | Fairchildite | None | Rocksalt | Smectite-vermiculite |
| Arcanite (*) | Bütschliite (*) | Calcite (*) | Cinnabar (*) | Fairchildite (*) |
| Kalicinite (*) | Lime (*) | Magnesite (*) | Montmorillonite (*) | Nesquehonite (*) |
| Periclase (*) | Sylvite (*) | Vaterite (*) |
| 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 |
|---|---|---|---|---|---|---|---|
| Arcanite (*) | Arcanite | K2(SO4) | 0 | 30 | |||
| Bütschliite (*) | None | K2Ca(CO3)2 | 0 | 11 | |||
| Calcite (*) | Calcite | Ca(CO3) | 0 | 27770 | |||
| Cinnabar (*) | None | HgS | 1 | 141228 | 2600 | ||
| Fairchildite (*) | Fairchildite | K2Ca(CO3)2 | 0 | 10 | |||
| Kalicinite (*) | None | KH(CO3) | 0 | 7 | |||
| Lime (*) | Rocksalt | CaO | 0 | 11 | |||
| Magnesite (*) | Calcite | Mg(CO3) | 0 | 1487 | |||
| Montmorillonite (*) | Clay Smectite-vermiculite | (Na,Ca)0.3(Al,Mg)2Si4O10(OH)2·nH2O | 0 | 1508 | |||
| Nesquehonite (*) | None | Mg(CO3)·3H2O | 0 | 80 | |||
| Periclase (*) | Rocksalt | MgO | 0 | 114 | |||
| Sylvite (*) | Rocksalt | KCl | 0 | 275 | |||
| Vaterite (*) | None | Ca(CO3) | 0 | 37 |
| Sample | Source Locality | Reference URL |
|---|---|---|
All locality data graciously provided by mindat.org
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