| 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 | Covellite | Marcasite | Melanterite | Mica | None | Pyrite |
| Covellite (*) | Graphite (*) | Marcasite (*) | Melanterite (*) | Muscovite (*) |
| Pyrite (*) | Siderite (*) |
| 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 |
|---|---|---|---|---|---|---|---|
| Covellite (*) | Covellite | CuS | 0 | 4165 | |||
| Graphite (*) | None | C | 0 | 2812 | |||
| Marcasite (*) | Marcasite | FeS2 | 0 | 5674 | |||
| Melanterite (*) | Melanterite | Fe(SO4)·7H2O | 0 | 915 | |||
| Muscovite (*) | Mica Clay | KAl2(Si3Al)O10(OH)2 | 0 | 17380 | |||
| Pyrite (*) | Pyrite | FeS2 | 0 | 39462 | |||
| Siderite (*) | Calcite | Fe(CO3) | 0 | 6417 |
All locality data graciously provided by mindat.org
All age data...
Other copyright data...