| 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. |
| Amorphous | Calcite | Clay | Diaspore | Gypsum | Halotrichite | Nickeline | None | Pyrite | Quartz |
| Rocksalt | Serpentine | Spinel | Vivianite |
| Apjohnite (*) | Calcite (*) | Cronstedtite (*) | Galena (*) | Goethite (*) |
| Gypsum (*) | Ludlamite (*) | Magnetite (*) | Opal (*) | Pyrite (*) |
| Pyrrhotite (*) | Quartz (*) | Siderite (*) | Smithsonite (*) | Vivianite (*) |
| 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 |
|---|---|---|---|---|---|---|---|
| Apjohnite (*) | Halotrichite | Mn2+Al2(SO4)4·22H2O | 0 | 28 | |||
| Calcite (*) | Calcite | Ca(CO3) | 0 | 27770 | |||
| Cronstedtite (*) | Clay Serpentine | (Fe2+,Fe3+)3(Si,Fe3+)2O5(OH)4 | 0 | 54 | |||
| Galena (*) | Rocksalt | PbS | 0 | 24243 | |||
| Goethite (*) | Diaspore | FeO(OH) | 0 | 7437 | |||
| Gypsum (*) | Gypsum | Ca(SO4)·2H2O | 0 | 6890 | |||
| Ludlamite (*) | None | Fe2+3(PO4)2·4H2O | 0 | 66 | |||
| Magnetite (*) | Spinel | Fe2+Fe3+2O4 | 0 | 14899 | |||
| Opal (*) | Amorphous | SiO2·nH2O | 0 | 2994 | |||
| Pyrite (*) | Pyrite | FeS2 | 0 | 39462 | |||
| Pyrrhotite (*) | Nickeline | Fe7S8 | 0 | 9056 | |||
| Quartz (*) | Quartz | SiO2 | 0 | 61156 | |||
| Siderite (*) | Calcite | Fe(CO3) | 0 | 6417 | |||
| Smithsonite (*) | Calcite | Zn(CO3) | 0 | 2473 | |||
| Vivianite (*) | Vivianite | Fe2+3(PO4)2·8H2O | 0 | 636 |
All locality data graciously provided by mindat.org
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