| 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 | Gypsum | None | Phosphosiderite | Smectite-vermiculite |
| Gypsum (*) | Kolbeckite (*) | Lithiophorite (*) | Nontronite (*) | Siderite (*) |
| Vernadite (*) |
| 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 |
|---|---|---|---|---|---|---|---|
| Gypsum (*) | Gypsum | Ca(SO4)·2H2O | 1 | 8936 | 6890 | ||
| Kolbeckite (*) | Phosphosiderite | Sc(PO4)·2H2O | 1 | 8936 | 26 | ||
| Lithiophorite (*) | None | (Al,Li)(Mn4+,Mn3+)O2(OH)2 | 1 | 8936 | 210 | ||
| Nontronite (*) | Clay Smectite-vermiculite | Na0.3Fe3+2(Si,Al)4O10(OH)2·nH2O | 0 | 471 | |||
| Siderite (*) | Calcite | Fe(CO3) | 0 | 6417 | |||
| Vernadite (*) | None | (Mn,Fe,Ca,Na)(O,OH)2·nH2O | 1 | 8936 | 65 |
All locality data graciously provided by mindat.org
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