| 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. |
| Cerite | Corundum | Garnet | None | Palmierite | Perovskite | Spinel |
| Akimotoite (*) | Chromite (*) | Majorite (*) | Merrillite (*) | Perovskite (*) |
| Ringwoodite (*) | Tuite (*) |
| 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 |
|---|---|---|---|---|---|---|---|
| Akimotoite (*) | Corundum | MgSiO3 | 0 | 10 | |||
| Chromite (*) | Spinel | Fe2+Cr2O4 | 0 | 3902 | |||
| Majorite (*) | Garnet | Mg3(MgSi)(SiO4)3 | 0 | 24 | |||
| Merrillite (*) | Cerite | Ca9NaMg(PO4)7 | 0 | 230 | |||
| Perovskite (*) | Perovskite | CaTiO3 | 0 | 495 | |||
| Ringwoodite (*) | Spinel | SiMg2O4 | 0 | 25 | |||
| Tuite (*) | Palmierite | Ca3(PO4)2 | 0 | 7 |
All locality data graciously provided by mindat.org
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