| 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 | Baryte | Chalcopyrite | Chlorite | Clay | Cristobalite | Kaolinite | Mica | None |
| Not in a structural group | Pyrite | Quartz | Spinel | Tridymite |
| 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 | 2 | 96046,96048 | 966 | ||
| Anatase (*) | Not in a structural group | TiO2 | 1 | 96048 | 2162 | ||
| Baryte (*) | Baryte | Ba(SO4) | 2 | 96046,96048 | 11547 | ||
| Chalcopyrite (*) | Chalcopyrite | CuFeS2 | 1 | 96049 | 27198 | ||
| Chamosite (*) | Chlorite Clay | (Fe2+,Mg,Al,Fe3+)6(Si,Al)4O10(OH,O)8 | 1 | 96050 | 577 | ||
| Cristobalite (*) | Cristobalite | SiO2 | 2 | 96046,96048 | 453 | ||
| Gibbsite (*) | None | Al(OH)3 | 1 | 96047 | 504 | ||
| Halloysite-7Å (*) | Clay Kaolinite | Al2Si2O5(OH)4 | 1 | 96046 | 52 | ||
| Kaolinite (*) | Clay Kaolinite | Al2Si2O5(OH)4 | 8 | 96045,96046,96047,96048,96049,96050,96052,96053 | 5591 | ||
| Magnetite (*) | Spinel | Fe2+Fe3+2O4 | 1 | 96049 | 14899 | ||
| Muscovite (*) | Mica Clay | KAl2(Si3Al)O10(OH)2 | 4 | 96048,96049,96052,96053 | 17380 | ||
| Opal (*) | Amorphous | SiO2·nH2O | 2 | 96044,96046 | 2994 | ||
| Pyrite (*) | Pyrite | FeS2 | 1 | 96049 | 39462 | ||
| Quartz (*) | Quartz | SiO2 | 5 | 96045,96047,96050,96052,96053 | 61156 | ||
| Svanbergite (*) | Alunite | SrAl3(SO4)(PO4)(OH)6 | 2 | 96045,96047 | 105 | ||
| Tridymite (*) | Tridymite | SiO2 | 1 | 96046 | 458 |
All locality data graciously provided by mindat.org
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