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. |
Alunite | Amorphous | Clay | Corundum | Dumortierite | Kaolinite | Kornerupine | None | Not in a structural group | Quartz |
Sapphirine | Spinel | Tourmaline | Zircon |
Anatase (*) | Corundum (*) | Dumortierite (*) | Kaolinite (*) | Kemmlitzite (*) |
Opal (*) | Prismatine (*) | Quartz (*) | Sapphirine (*) | Schorl (*) |
Spinel (*) | 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 |
---|---|---|---|---|---|---|---|
Anatase (*) | Not in a structural group | TiO2 | 1 | 62876 | 2162 | ||
Corundum (*) | Corundum | Al2O3 | 1 | 62878 | 1797 | ||
Dumortierite (*) | Dumortierite | AlAl6BSi3O18 | 1 | 62878 | 231 | ||
Kaolinite (*) | Clay Kaolinite | Al2Si2O5(OH)4 | 1 | 62876 | 5591 | ||
Kemmlitzite (*) | Alunite | SrAl3(AsO4)(SO4)(OH)6 | 1 | 62876 | 7 | ||
Opal (*) | Amorphous | SiO2·nH2O | 1 | 62874 | 2994 | ||
Prismatine (*) | Kornerupine | (Mg,Al,Fe)6Al4(Si,Al)4(B,Si,Al)(O,OH,F)22 | 1 | 62878 | 10 | ||
Quartz (*) | Quartz | SiO2 | 3 | 62873,62874,62876 | 61156 | ||
Sapphirine (*) | Sapphirine | Mg4(Mg3Al9)O4[Si3Al9O36] | 1 | 62878 | 129 | ||
Schorl (*) | Tourmaline | NaFe2+3Al6(Si6O18)(BO3)3(OH)3(OH) | 1 | 62878 | 2705 | ||
Spinel (*) | Spinel | MgAl2O4 | 1 | 62878 | 1934 | ||
Zircon (*) | Zircon | Zr(SiO4) | 1 | 62876 | 5251 |
Sample | Source Locality | Reference URL |
---|---|---|
FKM-59 | Granulite Outcrop, Waldheim, Döbeln, Mittelsachsen, Saxony, Germany | https://www.rockptx.com/fkm-51-to-fkm-75/#FKM-59 |
All locality data graciously provided by mindat.org
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