| 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. |
| Calcite | Clay | Corundum | Diaspore | Marcasite | Melanterite | None | Pyrite | Serpentine |
| Berthierine (*) | Goethite (*) | Hematite (*) | Marcasite (*) | Melanterite (*) |
| Pyrite (*) | Siderite (*) | Sideronatrite (*) |
| 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 |
|---|---|---|---|---|---|---|---|
| Berthierine (*) | Clay Serpentine | (Fe2+,Fe3+,Al)3(Si,Al)2O5(OH)4 | 0 | 59 | |||
| Goethite (*) | Diaspore | FeO(OH) | 0 | 7437 | |||
| Hematite (*) | Corundum | Fe2O3 | 0 | 14640 | |||
| Marcasite (*) | Marcasite | FeS2 | 0 | 5674 | |||
| Melanterite (*) | Melanterite | Fe(SO4)·7H2O | 0 | 915 | |||
| Pyrite (*) | Pyrite | FeS2 | 0 | 39462 | |||
| Siderite (*) | Calcite | Fe(CO3) | 0 | 6417 | |||
| Sideronatrite (*) | None | Na2Fe3+(SO4)2(OH)·3H2O | 0 | 73 |
All locality data graciously provided by mindat.org
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