| 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. |
| Beryl | Corundum | Garnet | Kornerupine | None | Olivine | Spinel | Titanite | Zircon |
| Chrysoberyl (*) | Cordierite (*) | Corundum (*) | Kornerupine (*) | Pyrope (*) |
| Sinhalite (*) | Spinel (*) | Titanite (*) | 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 |
|---|---|---|---|---|---|---|---|
| Chrysoberyl (*) | Olivine | BeAl2O4 | 0 | 321 | |||
| Cordierite (*) | Beryl | Mg2Al4Si5O18 | 0 | 1008 | |||
| Corundum (*) | Corundum | Al2O3 | 0 | 1797 | |||
| Kornerupine (*) | Kornerupine | (Mg,Fe2+,Al, )10(Si,Al,B)5O21(OH,F)2 | 0 | 68 | |||
| Pyrope (*) | Garnet | Mg3Al2(SiO4)3 | 0 | 341 | |||
| Sinhalite (*) | Olivine | MgAl(BO4) | 0 | 20 | |||
| Spinel (*) | Spinel | MgAl2O4 | 0 | 1934 | |||
| Titanite (*) | Titanite | CaTi(SiO4)O | 0 | 4899 | |||
| Zircon (*) | Zircon | Zr(SiO4) | 0 | 5251 |
All locality data graciously provided by mindat.org
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