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 | Aphthitalite | Beryl | Corundum | Gypsum | None | Not in a structural group | Pyroxene | Quartz |
Spinel | Sulphur | Tridymite |
Alunogen (*) | Cordierite (*) | Enstatite (*) | Gypsum (*) | Ilmenite (*) |
Magnetite (*) | Metathénardite (*) | Natroalunite (*) | Opal (*) | Quartz (*) |
Salammoniac (*) | Sulphur (*) | Tridymite (*) |
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 |
---|---|---|---|---|---|---|---|
Alunogen (*) | Not in a structural group | Al2(SO4)3(H2O)12·5H2O | 0 | 272 | |||
Cordierite (*) | Beryl | Mg2Al4Si5O18 | 0 | 1008 | |||
Enstatite (*) | Pyroxene | Mg2Si2O6 | 0 | 944 | |||
Gypsum (*) | Gypsum | Ca(SO4)·2H2O | 0 | 6890 | |||
Ilmenite (*) | Corundum | Fe2+Ti4+O3 | 0 | 5433 | |||
Magnetite (*) | Spinel | Fe2+Fe3+2O4 | 0 | 14899 | |||
Metathénardite (*) | Aphthitalite | Na2(SO4) | 0 | 4 | |||
Natroalunite (*) | Alunite | NaAl3(SO4)2(OH)6 | 0 | 128 | |||
Opal (*) | Amorphous | SiO2·nH2O | 0 | 2994 | |||
Quartz (*) | Quartz | SiO2 | 0 | 61156 | |||
Salammoniac (*) | None | (NH4)Cl | 0 | 105 | |||
Sulphur (*) | Sulphur | S | 0 | 2045 | |||
Tridymite (*) | Tridymite | SiO2 | 0 | 458 |
Sample | Source Locality | Reference URL |
---|---|---|
All locality data graciously provided by mindat.org
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