| 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. |
| Clay | Cubanite | Löllingite | Millerite | Nickeline | None | Pentlandite | Perovskite | Pyrite | Serpentine |
| Skutterudite | Spinel | Wurtzite |
| Antigorite (*) | Chromite (*) | Cubanite (*) | Löllingite (*) | Magnetite (*) |
| Millerite (*) | Pentlandite (*) | Pyrite (*) | Pyrrhotite (*) | Skutterudite (*) |
| 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 |
|---|---|---|---|---|---|---|---|
| Antigorite (*) | Serpentine Clay | Mg3Si2O5(OH)4 | 0 | 708 | |||
| Chromite (*) | Spinel | Fe2+Cr2O4 | 0 | 3902 | |||
| Cubanite (*) | Cubanite Wurtzite | CuFe2S3 | 0 | 802 | |||
| Löllingite (*) | Löllingite | FeAs2 | 0 | 762 | |||
| Magnetite (*) | Spinel | Fe2+Fe3+2O4 | 0 | 14899 | |||
| Millerite (*) | Millerite | NiS | 0 | 1066 | |||
| Pentlandite (*) | Pentlandite | (Ni,Fe)9S8 | 0 | 1512 | |||
| Pyrite (*) | Pyrite | FeS2 | 0 | 39462 | |||
| Pyrrhotite (*) | Nickeline | Fe7S8 | 0 | 9056 | |||
| Skutterudite (*) | Skutterudite Perovskite | CoAs3 | 0 | 531 |
All locality data graciously provided by mindat.org
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