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. |
Clay | Clinozoisite | Columbite | Epidote | Feldspar | Kaolinite | Mica | None | Not in a structural group | Quartz |
Smectite-vermiculite | Titanite | Zircon |
Anatase (*) | Epidote (*) | Euxenite-(Y) (*) | Kaolinite (*) | Microcline (*) |
Muscovite (*) | Orthoclase (*) | Polycrase-(Y) (*) | Quartz (*) | Sillimanite (*) |
Thorite (*) | Titanite (*) | Vermiculite (*) | Xenotime-(Y) (*) | 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 | 250885 | 2162 | ||
Epidote (*) | Epidote Clinozoisite | Ca2(Al2Fe3+)[Si2O7][SiO4]O(OH) | 1 | 250885 | 8173 | ||
Euxenite-(Y) (*) | Columbite | Y(NbTi)O6 | 0 | 414 | |||
Kaolinite (*) | Clay Kaolinite | Al2Si2O5(OH)4 | 1 | 250885 | 5591 | ||
Microcline (*) | Feldspar | K(AlSi3O8) | 1 | 250885 | 4924 | ||
Muscovite (*) | Mica Clay | KAl2(Si3Al)O10(OH)2 | 1 | 250885 | 17380 | ||
Orthoclase (*) | Feldspar | K(AlSi3O8) | 1 | 250885 | 2349 | ||
Polycrase-(Y) (*) | Columbite | Y(Ti,Nb)2(O,OH)6 | 1 | 250885 | 121 | ||
Quartz (*) | Quartz | SiO2 | 1 | 250885 | 61156 | ||
Sillimanite (*) | Not in a structural group | Al2SiO5 | 1 | 250885 | 1516 | ||
Thorite (*) | Zircon | Th(SiO4) | 1 | 250885 | 1006 | ||
Titanite (*) | Titanite | CaTi(SiO4)O | 1 | 250885 | 4899 | ||
Vermiculite (*) | Clay Smectite-vermiculite | Mg0.7(Mg,Fe,Al)6(Si,Al)8O20(OH)4·8H2O | 1 | 250885 | 652 | ||
Xenotime-(Y) (*) | Zircon | Y(PO4) | 1 | 250885 | 939 | ||
Zircon (*) | Zircon | Zr(SiO4) | 1 | 250885 | 5251 |
Sample | Source Locality | Reference URL |
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All locality data graciously provided by mindat.org
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