| 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. |
| Braunite | Calcite | Epidote | Garnet | Milarite | None | Olivine | Quartz | Rhodonite | Rocksalt |
| Spinel |
| Alabandite (*) | Braunite (*) | Hausmannite (*) | Krauskopfite (*) | Manganosite (*) |
| Piemontite (*) | Quartz (*) | Rhodochrosite (*) | Rhodonite (*) | Spessartine (*) |
| Sugilite (*) | Tephroite (*) |
| 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 |
|---|---|---|---|---|---|---|---|
| Alabandite (*) | Rocksalt | MnS | 0 | 312 | |||
| Braunite (*) | Braunite | Mn2+Mn3+6O8(SiO4) | 0 | 483 | |||
| Hausmannite (*) | Spinel | Mn2+Mn3+2O4 | 0 | 350 | |||
| Krauskopfite (*) | None | BaSi2O5·3H2O | 0 | 6 | |||
| Manganosite (*) | Rocksalt | MnO | 0 | 73 | |||
| Piemontite (*) | Epidote | Ca2(Al2Mn3+)[Si2O7][SiO4]O(OH) | 0 | 260 | |||
| Quartz (*) | Quartz | SiO2 | 0 | 61156 | |||
| Rhodochrosite (*) | Calcite | Mn(CO3) | 0 | 1711 | |||
| Rhodonite (*) | Rhodonite | CaMn3Mn(Si5O15) | 0 | 969 | |||
| Spessartine (*) | Garnet | Mn2+3Al2(SiO4)3 | 0 | 1214 | |||
| Sugilite (*) | Milarite | KNa2Fe3+2(Li3Si12)O30 | 0 | 15 | |||
| Tephroite (*) | Olivine | Mn2+2(SiO4) | 0 | 240 |
All locality data graciously provided by mindat.org
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