| 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. |
| Apatite | Cerite | Corundum | Feldspar | None | Pyroxene | Quartz | Sapphirine | Spinel | Tridymite |
| Zircon |
| Aenigmatite (*) | Albite (*) | Augite (*) | Chlorapatite (*) | Chromite (*) |
| Ilmenite (*) | Merrillite (*) | Orthoclase (*) | Quartz (*) | Tridymite (*) |
| Troilite (*) | 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 |
|---|---|---|---|---|---|---|---|
| Aenigmatite (*) | Sapphirine | Na4[Fe2+10Ti2]O4[Si12O36] | 0 | 133 | |||
| Albite (*) | Feldspar | Na(AlSi3O8) | 0 | 8803 | |||
| Augite (*) | Pyroxene | (Ca,Mg,Fe)2Si2O6 | 0 | 2060 | |||
| Chlorapatite (*) | Apatite | Ca5(PO4)3Cl | 0 | 203 | |||
| Chromite (*) | Spinel | Fe2+Cr2O4 | 0 | 3902 | |||
| Ilmenite (*) | Corundum | Fe2+Ti4+O3 | 0 | 5433 | |||
| Merrillite (*) | Cerite | Ca9NaMg(PO4)7 | 0 | 230 | |||
| Orthoclase (*) | Feldspar | K(AlSi3O8) | 0 | 2349 | |||
| Quartz (*) | Quartz | SiO2 | 0 | 61156 | |||
| Tridymite (*) | Tridymite | SiO2 | 0 | 458 | |||
| Troilite (*) | None | FeS | 0 | 1044 | |||
| Zircon (*) | Zircon | Zr(SiO4) | 0 | 5251 |
All locality data graciously provided by mindat.org
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