| 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. |
| Aeschynite | Clay | Columbite | Feldspar | Fluorite | Gadolinite | Kaolinite | Mica | None | Not in a structural group |
| Quartz | Sphalerite | Topaz |
| Albite (*) | Bertrandite (*) | Fluorite (*) | Gadolinite-(Y) (*) | Kainosite-(Y) (*) |
| Kaolinite (*) | Microcline (*) | Muscovite (*) | Orthoclase (*) | Quartz (*) |
| Rynersonite (*) | Sphalerite (*) | Topaz (*) | Yttrotantalite-(Y) (*) |
| 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) | 1 | 111247 | 8803 | ||
| Bertrandite (*) | Not in a structural group | Be4Si2O7(OH)2 | 1 | 111247 | 606 | ||
| Fluorite (*) | Fluorite | CaF2 | 0 | 9617 | |||
| Gadolinite-(Y) (*) | Gadolinite | Y2Fe2+Be2O2(SiO4)2 | 2 | 111246,111247 | 163 | ||
| Kainosite-(Y) (*) | None | Ca2Y2(SiO3)4(CO3)·H2O | 0 | 99 | |||
| Kaolinite (*) | Clay Kaolinite | Al2Si2O5(OH)4 | 0 | 5591 | |||
| Microcline (*) | Feldspar | K(AlSi3O8) | 1 | 111246 | 4924 | ||
| Muscovite (*) | Mica Clay | KAl2(Si3Al)O10(OH)2 | 0 | 17380 | |||
| Orthoclase (*) | Feldspar | K(AlSi3O8) | 1 | 111247 | 2349 | ||
| Quartz (*) | Quartz | SiO2 | 1 | 111247 | 61156 | ||
| Rynersonite (*) | Aeschynite | CaTa2O6 | 1 | 111246 | 14 | ||
| Sphalerite (*) | Sphalerite | ZnS | 0 | 21482 | |||
| Topaz (*) | Topaz | Al2SiO4F2 | 0 | 1476 | |||
| Yttrotantalite-(Y) (*) | Columbite | (Y,U,Fe2+)(Ta,Nb)(O,OH)4 | 0 | 51 |
All locality data graciously provided by mindat.org
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