| 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. |
| Aragonite | Calcite | Clay | Gypsum | Kaolinite | Mica | None | Not in a structural group | Palygorskite | Rocksalt |
| Sepiolite | Sphalerite |
| Aragonite (*) | Galena (*) | Gypsum (*) | Hemimorphite (*) | Kaolinite (*) |
| Muscovite (*) | Palygorskite (*) | Sepiolite (*) | Smithsonite (*) | Sphalerite (*) |
| 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 |
|---|---|---|---|---|---|---|---|
| Aragonite (*) | Aragonite | Ca(CO3) | 1 | 109266 | 3250 | ||
| Galena (*) | Rocksalt | PbS | 2 | 109265,109268 | 24243 | ||
| Gypsum (*) | Gypsum | Ca(SO4)·2H2O | 1 | 109266 | 6890 | ||
| Hemimorphite (*) | Not in a structural group | Zn4(Si2O7)(OH)2·H2O | 2 | 109265,109268 | 1689 | ||
| Kaolinite (*) | Clay Kaolinite | Al2Si2O5(OH)4 | 1 | 109272 | 5591 | ||
| Muscovite (*) | Mica Clay | KAl2(Si3Al)O10(OH)2 | 1 | 109272 | 17380 | ||
| Palygorskite (*) | Palygorskite Clay | (Mg,Al)2Si4O10(OH)·4H2O | 1 | 109272 | 306 | ||
| Sepiolite (*) | Sepiolite Clay | Mg4Si6O15(OH)2·6H2O | 1 | 109272 | 241 | ||
| Smithsonite (*) | Calcite | Zn(CO3) | 2 | 109265,109268 | 2473 | ||
| Sphalerite (*) | Sphalerite | ZnS | 2 | 109265,109268 | 21482 |
All locality data graciously provided by mindat.org
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