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 | Fluorite | Gypsum | None | Not in a structural group | Sphalerite | Spinel |
Anhydrite (*) | Chromite (*) | Cinnabar (*) | Fluorite (*) | Gypsum (*) |
Magnetite (*) | Metacinnabar (*) | Opal (*) |
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 |
---|---|---|---|---|---|---|---|
Anhydrite (*) | Not in a structural group | Ca(SO4) | 1 | 272943 | 1588 | ||
Chromite (*) | Spinel | Fe2+Cr2O4 | 1 | 272942 | 3902 | ||
Cinnabar (*) | None | HgS | 2 | 272940,272944 | 2600 | ||
Fluorite (*) | Fluorite | CaF2 | 1 | 272940 | 9617 | ||
Gypsum (*) | Gypsum | Ca(SO4)·2H2O | 3 | 272940,272943,272944 | 6890 | ||
Magnetite (*) | Spinel | Fe2+Fe3+2O4 | 1 | 272940 | 14899 | ||
Metacinnabar (*) | Sphalerite | HgS | 2 | 272940,272944 | 255 | ||
Opal (*) | Amorphous | SiO2·nH2O | 1 | 272944 | 2994 |
Sample | Source Locality | Reference URL |
---|---|---|
All locality data graciously provided by mindat.org
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