| 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. |
| Allophane | Clay | Feldspar | Garnet | Marcasite | Mica | None | Quartz | Rhodonite | Rutile |
| Bementite (*) | Cassiterite (*) | Marcasite (*) | Microcline (*) | Muscovite (*) |
| Neotocite (*) | Pyrolusite (*) | Quartz (*) | Rhodonite (*) | Spessartine (*) |
| 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 |
|---|---|---|---|---|---|---|---|
| Bementite (*) | Clay | Mn7Si6O15(OH)8 | 1 | 169477 | 173 | ||
| Cassiterite (*) | Rutile | SnO2 | 2 | 169474,169481 | 5171 | ||
| Marcasite (*) | Marcasite | FeS2 | 1 | 169486 | 5674 | ||
| Microcline (*) | Feldspar | K(AlSi3O8) | 1 | 169485 | 4924 | ||
| Muscovite (*) | Mica Clay | KAl2(Si3Al)O10(OH)2 | 1 | 169485 | 17380 | ||
| Neotocite (*) | Allophane | (Mn,Fe)SiO3·H2O (?) | 1 | 169477 | 186 | ||
| Pyrolusite (*) | Rutile | MnO2 | 1 | 169477 | 3106 | ||
| Quartz (*) | Quartz | SiO2 | 2 | 169481,169485 | 61156 | ||
| Rhodonite (*) | Rhodonite | CaMn3Mn(Si5O15) | 1 | 169477 | 969 | ||
| Spessartine (*) | Garnet | Mn2+3Al2(SiO4)3 | 1 | 169485 | 1214 |
All locality data graciously provided by mindat.org
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