| 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. |
| Autunite | Calcite | Gypsum | None | Not in a structural group | Tourmaline |
| Anhydrite (*) | Autunite (*) | Calcite (*) | Gypsum (*) | Schorl (*) |
| 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 |
|---|---|---|---|---|---|---|---|
| Anhydrite (*) | Not in a structural group | Ca(SO4) | 2 | 238836,238838 | 1588 | ||
| Autunite (*) | Autunite | Ca(UO2)2(PO4)2·10-12H2O | 1 | 238837 | 1272 | ||
| Calcite (*) | Calcite | Ca(CO3) | 0 | 27770 | |||
| Gypsum (*) | Gypsum | Ca(SO4)·2H2O | 2 | 238836,238838 | 6890 | ||
| Schorl (*) | Tourmaline | NaFe2+3Al6(Si6O18)(BO3)3(OH)3(OH) | 1 | 238836 | 2705 |
| Sample | Source Locality | Reference URL |
|---|---|---|
| R040012 | Mound House District, Lyon Co., Nevada, USA | https://rruff.info/R040012 |
All locality data graciously provided by mindat.org
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