| 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 | Humite | None | Olivine | Quartz | Rhodonite | Rocksalt |
| Spinel |
| Alleghanyite (*) | Braunite (*) | Galaxite (*) | Hausmannite (*) | Jacobsite (*) |
| Manganosite (*) | Piemontite (*) | Pyroxmangite (*) | Quartz (*) | Rhodochrosite (*) |
| Rhodonite (*) | Spessartine (*) | 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 |
|---|---|---|---|---|---|---|---|
| Alleghanyite (*) | Humite | Mn2+5(SiO4)2(OH)2 | 0 | 77 | |||
| Braunite (*) | Braunite | Mn2+Mn3+6O8(SiO4) | 0 | 483 | |||
| Galaxite (*) | Spinel | Mn2+Al2O4 | 0 | 43 | |||
| Hausmannite (*) | Spinel | Mn2+Mn3+2O4 | 0 | 350 | |||
| Jacobsite (*) | Spinel | Mn2+Fe3+2O4 | 0 | 172 | |||
| Manganosite (*) | Rocksalt | MnO | 0 | 73 | |||
| Piemontite (*) | Epidote | Ca2(Al2Mn3+)[Si2O7][SiO4]O(OH) | 0 | 260 | |||
| Pyroxmangite (*) | None | Mn2+SiO3 | 0 | 147 | |||
| 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 | |||
| Tephroite (*) | Olivine | Mn2+2(SiO4) | 0 | 240 |
| Sample | Source Locality | Reference URL |
|---|---|---|
All locality data graciously provided by mindat.org
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