| 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. |
| Chalcopyrite | Chlorite | Clay | Garnet | Nickeline | None | Pentlandite | Pyroxene | Serpentine | Sphalerite |
| Spinel |
| Andradite (*) | Antigorite (*) | Bornite (*) | Chalcocite (*) | Chalcopyrite (*) |
| Chromite (*) | Clinochlore (*) | Diopside (*) | Lizardite (*) | Magnetite (*) |
| Pentlandite (*) | Pyrrhotite (*) | 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 |
|---|---|---|---|---|---|---|---|
| Andradite (*) | Garnet | Ca3Fe3+2(SiO4)3 | 0 | 1534 | |||
| Antigorite (*) | Serpentine Clay | Mg3Si2O5(OH)4 | 0 | 708 | |||
| Bornite (*) | None | Cu5FeS4 | 0 | 5516 | |||
| Chalcocite (*) | None | Cu2S | 0 | 5707 | |||
| Chalcopyrite (*) | Chalcopyrite | CuFeS2 | 0 | 27198 | |||
| Chromite (*) | Spinel | Fe2+Cr2O4 | 0 | 3902 | |||
| Clinochlore (*) | Chlorite Clay | Mg5Al(AlSi3O10)(OH)8 | 0 | 1756 | |||
| Diopside (*) | Pyroxene | CaMgSi2O6 | 0 | 4135 | |||
| Lizardite (*) | Serpentine Clay | Mg3Si2O5(OH)4 | 0 | 359 | |||
| Magnetite (*) | Spinel | Fe2+Fe3+2O4 | 0 | 14899 | |||
| Pentlandite (*) | Pentlandite | (Ni,Fe)9S8 | 0 | 1512 | |||
| Pyrrhotite (*) | Nickeline | Fe7S8 | 0 | 9056 | |||
| Sphalerite (*) | Sphalerite | ZnS | 0 | 21482 |
All locality data graciously provided by mindat.org
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