| 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 | Brucite | Calcite | Clay | Feldspar | Humite | Mica | None | Pyroxene | Quartz |
| Serpentine |
| Actinolite (*) | Brucite (*) | Calcite (*) | Chondrodite (*) | Chrysotile (*) |
| Diopside (*) | Graphite (*) | Microcline (*) | Muscovite (*) | Quartz (*) |
| Tremolite (*) |
| 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 | 34581 | 3419 | ||
| Brucite (*) | Brucite | Mg(OH)2 | 1 | 34581 | 462 | ||
| Calcite (*) | Calcite | Ca(CO3) | 1 | 34581 | 27770 | ||
| Chondrodite (*) | Humite | Mg5(SiO4)2F2 | 1 | 34581 | 285 | ||
| Chrysotile (*) | Serpentine Clay | Mg3Si2O5(OH)4 | 1 | 34581 | 951 | ||
| Diopside (*) | Pyroxene | CaMgSi2O6 | 1 | 34581 | 4135 | ||
| Graphite (*) | None | C | 1 | 34581 | 2812 | ||
| Microcline (*) | Feldspar | K(AlSi3O8) | 0 | 4924 | |||
| Muscovite (*) | Mica Clay | KAl2(Si3Al)O10(OH)2 | 1 | 34581 | 17380 | ||
| Quartz (*) | Quartz | SiO2 | 0 | 61156 | |||
| Tremolite (*) | Amphibole | Ca2(Mg5.0-4.5Fe2+0.0-0.5)Si8O22(OH)2 | 1 | 34581 | 2562 |
All locality data graciously provided by mindat.org
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