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 | Calcite | Chalcopyrite | Clay | Corundum | Epidote | Mica | None | Pyrite | Pyroxene |
Rutile | Smectite-vermiculite | Spinel |
Actinolite (*) | Anthophyllite (*) | Chalcopyrite (*) | Chromite (*) | Corundum (*) |
Diopside (*) | Enstatite (*) | Muscovite (*) | Pyrite (*) | Pyrolusite (*) |
Rhodochrosite (*) | Vermiculite (*) | Zoisite (*) |
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 | 203215 | 3419 | ||
Anthophyllite (*) | Amphibole | Mg2Mg5Si8O22(OH)2 | 3 | 203213,203215,203219 | 718 | ||
Chalcopyrite (*) | Chalcopyrite | CuFeS2 | 1 | 203217 | 27198 | ||
Chromite (*) | Spinel | Fe2+Cr2O4 | 2 | 203213,203215 | 3902 | ||
Corundum (*) | Corundum | Al2O3 | 4 | 203213,203214,203215,203219 | 1797 | ||
Diopside (*) | Pyroxene | CaMgSi2O6 | 1 | 203215 | 4135 | ||
Enstatite (*) | Pyroxene | Mg2Si2O6 | 1 | 203215 | 944 | ||
Muscovite (*) | Mica Clay | KAl2(Si3Al)O10(OH)2 | 1 | 203221 | 17380 | ||
Pyrite (*) | Pyrite | FeS2 | 2 | 203217,203218 | 39462 | ||
Pyrolusite (*) | Rutile | MnO2 | 1 | 203220 | 3106 | ||
Rhodochrosite (*) | Calcite | Mn(CO3) | 1 | 203220 | 1711 | ||
Vermiculite (*) | Clay Smectite-vermiculite | Mg0.7(Mg,Fe,Al)6(Si,Al)8O20(OH)4·8H2O | 1 | 203216 | 652 | ||
Zoisite (*) | Epidote | Ca2Al3[Si2O7][SiO4]O(OH) | 1 | 203215 | 1025 |
Sample | Source Locality | Reference URL |
---|---|---|
All locality data graciously provided by mindat.org
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