| 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. |
| Amphibole | Astrophyllite | Fluorite | None | Pyroxene | Zircon |
| Aegirine (*) | Astrophyllite (*) | Fluorite (*) | Riebeckite (*) | Zircon (*) |
| 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 |
|---|---|---|---|---|---|---|---|
| Aegirine (*) | Pyroxene | NaFe3+Si2O6 | 0 | 1022 | |||
| Astrophyllite (*) | Astrophyllite | K2NaFe2+7Ti2(Si4O12)2O2(OH)4F | 0 | 161 | |||
| Fluorite (*) | Fluorite | CaF2 | 0 | 9617 | |||
| Riebeckite (*) | Amphibole | Na2(Fe2+3Fe3+2)Si8O22(OH)2 | 0 | 375 | |||
| Zircon (*) | Zircon | Zr(SiO4) | 0 | 5251 |
All locality data graciously provided by mindat.org
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