| 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 | Cubanite | Diamond | Iron | None | Perovskite | Sphalerite | Spinel |
| Chromite (*) | Cohenite (*) | Diamond (*) | Graphite (*) | Ilmenite (*) |
| Iron (*) | Isocubanite (*) | Mackinawite (*) | Maghemite (*) | Magnetite (*) |
| Spinel (*) | Taenite (*) | Troilite (*) |
| 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 |
|---|---|---|---|---|---|---|---|
| Chromite (*) | Spinel | Fe2+Cr2O4 | 2 | 244555,244556 | 3902 | ||
| Cohenite (*) | Perovskite | CFe3 | 1 | 244555 | 77 | ||
| Diamond (*) | Diamond | C | 1 | 244555 | 697 | ||
| Graphite (*) | None | C | 1 | 244555 | 2812 | ||
| Ilmenite (*) | Corundum | Fe2+Ti4+O3 | 1 | 244555 | 5433 | ||
| Iron (*) | Iron | Fe | 2 | 244555,244556 | 1089 | ||
| Isocubanite (*) | Sphalerite Cubanite | CuFe2S3 | 2 | 244555,244556 | 191 | ||
| Mackinawite (*) | None | (Fe,Ni)1+xS (x = 0-0.07) | 1 | 244556 | 451 | ||
| Maghemite (*) | Spinel | (Fe3+0.67 0.33)Fe3+2O4 | 1 | 244555 | 229 | ||
| Magnetite (*) | Spinel | Fe2+Fe3+2O4 | 1 | 244555 | 14899 | ||
| Spinel (*) | Spinel | MgAl2O4 | 1 | 244555 | 1934 | ||
| Taenite (*) | None | (Ni,Fe) | 2 | 244555,244556 | 703 | ||
| Troilite (*) | None | FeS | 2 | 244555,244556 | 1044 |
All locality data graciously provided by mindat.org
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