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. |
Alum | Alunite | Baryte | Clay | Epsomite | None | Palygorskite |
Ammoniojarosite (*) | Celestine (*) | Epsomite (*) | Jarosite (*) | Palygorskite (*) |
Tschermigite (*) |
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 |
---|---|---|---|---|---|---|---|
Ammoniojarosite (*) | Alunite | (NH4)Fe3+3(SO4)2(OH)6 | 0 | 30 | |||
Celestine (*) | Baryte | Sr(SO4) | 0 | 1252 | |||
Epsomite (*) | Epsomite | Mg(SO4)·7H2O | 0 | 484 | |||
Jarosite (*) | Alunite | KFe3+3(SO4)2(OH)6 | 0 | 2228 | |||
Palygorskite (*) | Palygorskite Clay | (Mg,Al)2Si4O10(OH)·4H2O | 0 | 306 | |||
Tschermigite (*) | Alum | (NH4)Al(SO4)2·12H2O | 0 | 81 |
Sample | Source Locality | Reference URL |
---|---|---|
All locality data graciously provided by mindat.org
All age data...
Other copyright data...