| 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. |
| Amphibole | Calcite | Chlorite | Clay | Clinozoisite | Epidote | Feldspar | Fluorite | None | Not in a structural group |
| Olivine | Prehnite | Pyroxene | Quartz | Spinel | Titanite | 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 |
|---|---|---|---|---|---|---|---|
| Albite (*) | Feldspar | Na(AlSi3O8) | 0 | 8803 | |||
| Augite (*) | Pyroxene | (Ca,Mg,Fe)2Si2O6 | 0 | 2060 | |||
| Calcite (*) | Calcite | Ca(CO3) | 0 | 27770 | |||
| Clinochlore (*) | Chlorite Clay | Mg5Al(AlSi3O10)(OH)8 | 0 | 1756 | |||
| Epidote (*) | Epidote Clinozoisite | Ca2(Al2Fe3+)[Si2O7][SiO4]O(OH) | 0 | 8173 | |||
| Fayalite (*) | Olivine | Fe2+2(SiO4) | 0 | 371 | |||
| Ferro-hornblende (*) | Amphibole | Ca2(Fe2+4Al)(Si7Al)O22(OH)2 | 0 | 271 | |||
| Fluorite (*) | Fluorite | CaF2 | 0 | 9617 | |||
| Hedenbergite (*) | Pyroxene | CaFe2+Si2O6 | 0 | 741 | |||
| Laumontite (*) | Not in a structural group | CaAl2Si4O12·4H2O | 0 | 1271 | |||
| Magnetite (*) | Spinel | Fe2+Fe3+2O4 | 0 | 14899 | |||
| Orthoclase (*) | Feldspar | K(AlSi3O8) | 0 | 2349 | |||
| Pigeonite (*) | Pyroxene | (Mg,Fe,Ca)2Si2O6 | 0 | 303 | |||
| Prehnite (*) | Prehnite | Ca2Al(Si3Al)O10(OH)2 | 0 | 1898 | |||
| Quartz (*) | Quartz | SiO2 | 0 | 61156 | |||
| Titanite (*) | Titanite | CaTi(SiO4)O | 0 | 4899 | |||
| Zircon (*) | Zircon | Zr(SiO4) | 0 | 5251 |
All locality data graciously provided by mindat.org
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