| 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 | Amphibole | Axinite | Calcite | Clay | Clinozoisite | Epidote | None | Olivine | Quartz |
| Rhodonite |
| Actinolite (*) | Axinite-(Mn) (*) | Calcite (*) | Epidote (*) | Ganophyllite (*) |
| Neotocite (*) | Quartz (*) | Rhodochrosite (*) | Rhodonite (*) | Tephroite (*) |
| 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 |
|---|---|---|---|---|---|---|---|
| Actinolite (*) | Amphibole | Ca2(Mg4.5-2.5Fe2+0.5-2.5)Si8O22(OH)2 | 1 | 74079 | 3419 | ||
| Axinite-(Mn) (*) | Axinite | Ca4Mn2+2Al4[B2Si8O30](OH)2 | 1 | 74080 | 88 | ||
| Calcite (*) | Calcite | Ca(CO3) | 2 | 74079,74080 | 27770 | ||
| Epidote (*) | Epidote Clinozoisite | Ca2(Al2Fe3+)[Si2O7][SiO4]O(OH) | 1 | 74079 | 8173 | ||
| Ganophyllite (*) | Clay | (K,Na)xMn2+6(Si,Al)10O24(OH)4·nH2O (x = 1-2; n = 7-11) | 1 | 74080 | 45 | ||
| Neotocite (*) | Allophane | (Mn,Fe)SiO3·H2O (?) | 1 | 74080 | 186 | ||
| Quartz (*) | Quartz | SiO2 | 1 | 74080 | 61156 | ||
| Rhodochrosite (*) | Calcite | Mn(CO3) | 1 | 74080 | 1711 | ||
| Rhodonite (*) | Rhodonite | CaMn3Mn(Si5O15) | 1 | 74080 | 969 | ||
| Tephroite (*) | Olivine | Mn2+2(SiO4) | 1 | 74080 | 240 |
All locality data graciously provided by mindat.org
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