| 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. |
| Corundum | Natrolite | None | Olivine | Pyroxene | Sapphirine |
| Augite (*) | Forsterite (*) | Gonnardite (*) | Ilmenite (*) | Natrolite (*) |
| Rhönite (*) |
| 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 |
|---|---|---|---|---|---|---|---|
| Augite (*) | Pyroxene | (Ca,Mg,Fe)2Si2O6 | 1 | 12987 | 2060 | ||
| Forsterite (*) | Olivine | Mg2(SiO4) | 1 | 12987 | 1188 | ||
| Gonnardite (*) | Natrolite | (Na,Ca)2(Si,Al)5O10·3H2O | 1 | 12987 | 167 | ||
| Ilmenite (*) | Corundum | Fe2+Ti4+O3 | 1 | 12987 | 5433 | ||
| Natrolite (*) | Natrolite | Na2(Si3Al2)O10·2H2O | 1 | 12987 | 1236 | ||
| Rhönite (*) | Sapphirine | Ca4[Mg8Fe3+2Ti2]O4[Si6Al6O36] | 1 | 12987 | 47 |
| Sample | Source Locality | Reference URL |
|---|---|---|
All locality data graciously provided by mindat.org
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