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. |
Amorphous | Amphibole | Andalusite | Chloritoid | Clay | Corundum | Feldspar | Mica | None | Not in a structural group |
Pyrite | Quartz | Rutile | Spinel | Talc | Zircon |
Actinolite (*) | Albite (*) | Andalusite (*) | Chloritoid (*) | Chromite (*) |
Hematite (*) | Kyanite (*) | Magnetite (*) | Muscovite (*) | Opal (*) |
Pyrite (*) | Quartz (*) | Rutile (*) | Talc (*) | Tremolite (*) |
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 |
---|---|---|---|---|---|---|---|
Actinolite (*) | Amphibole | Ca2(Mg4.5-2.5Fe2+0.5-2.5)Si8O22(OH)2 | 1 | 18145 | 3419 | ||
Albite (*) | Feldspar | Na(AlSi3O8) | 1 | 18143 | 8803 | ||
Andalusite (*) | Andalusite | Al2SiO5 | 1 | 18143 | 1310 | ||
Chloritoid (*) | Chloritoid | Fe2+Al2O(SiO4)(OH)2 | 1 | 18143 | 376 | ||
Chromite (*) | Spinel | Fe2+Cr2O4 | 1 | 18143 | 3902 | ||
Hematite (*) | Corundum | Fe2O3 | 1 | 18144 | 14640 | ||
Kyanite (*) | Not in a structural group | Al2OSiO4 | 1 | 18143 | 1507 | ||
Magnetite (*) | Spinel | Fe2+Fe3+2O4 | 2 | 18143,18144 | 14899 | ||
Muscovite (*) | Mica Clay | KAl2(Si3Al)O10(OH)2 | 1 | 18143 | 17380 | ||
Opal (*) | Amorphous | SiO2·nH2O | 1 | 18145 | 2994 | ||
Pyrite (*) | Pyrite | FeS2 | 1 | 18143 | 39462 | ||
Quartz (*) | Quartz | SiO2 | 2 | 18143,18145 | 61156 | ||
Rutile (*) | Rutile | TiO2 | 1 | 18143 | 5614 | ||
Talc (*) | Clay Talc | Mg3Si4O10(OH)2 | 1 | 18145 | 3337 | ||
Tremolite (*) | Amphibole | Ca2(Mg5.0-4.5Fe2+0.0-0.5)Si8O22(OH)2 | 1 | 18145 | 2562 | ||
Zircon (*) | Zircon | Zr(SiO4) | 1 | 18143 | 5251 |
Sample | Source Locality | Reference URL |
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All locality data graciously provided by mindat.org
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