| 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 | Chalcopyrite | Clay | Clinozoisite | Copper | Epidote | Mica | Nickeline | None |
| Olivine | Pyrite | Quartz | Serpentine | Spinel | Talc | Vesuvianite |
| Calcite (*) | Chalcopyrite (*) | Epidote (*) | Fayalite (*) | Gold (*) |
| Greenalite (*) | Magnetite (*) | Minnesotaite (*) | Muscovite (*) | Pyrite (*) |
| Pyrrhotite (*) | Quartz (*) | Talc (*) | Tremolite (*) | Vesuvianite (*) |
| 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 |
|---|---|---|---|---|---|---|---|
| Calcite (*) | Calcite | Ca(CO3) | 1 | 284006 | 27770 | ||
| Chalcopyrite (*) | Chalcopyrite | CuFeS2 | 4 | 284003,284005,284006,284007 | 27198 | ||
| Epidote (*) | Epidote Clinozoisite | Ca2(Al2Fe3+)[Si2O7][SiO4]O(OH) | 1 | 284005 | 8173 | ||
| Fayalite (*) | Olivine | Fe2+2(SiO4) | 1 | 284006 | 371 | ||
| Gold (*) | Copper | Au | 1 | 284006 | 30554 | ||
| Greenalite (*) | Clay Serpentine | (Fe2+,Fe3+)2-3Si2O5(OH)4 | 1 | 284006 | 61 | ||
| Magnetite (*) | Spinel | Fe2+Fe3+2O4 | 4 | 284003,284005,284006,284007 | 14899 | ||
| Minnesotaite (*) | Clay Talc | Fe2+3Si4O10(OH)2 | 1 | 284006 | 61 | ||
| Muscovite (*) | Mica Clay | KAl2(Si3Al)O10(OH)2 | 2 | 284003,284006 | 17380 | ||
| Pyrite (*) | Pyrite | FeS2 | 4 | 284003,284005,284006,284007 | 39462 | ||
| Pyrrhotite (*) | Nickeline | Fe7S8 | 4 | 284003,284005,284006,284007 | 9056 | ||
| Quartz (*) | Quartz | SiO2 | 1 | 284006 | 61156 | ||
| Talc (*) | Clay Talc | Mg3Si4O10(OH)2 | 1 | 284006 | 3337 | ||
| Tremolite (*) | Amphibole | Ca2(Mg5.0-4.5Fe2+0.0-0.5)Si8O22(OH)2 | 1 | 284005 | 2562 | ||
| Vesuvianite (*) | Vesuvianite | (Ca,Na)19(Al,Mg,Fe)13(SiO4)10(Si2O7)4(OH,F,O)10 | 1 | 284005 | 1395 |
All locality data graciously provided by mindat.org
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