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 | Clinozoisite | Diaspore | Epidote | Gypsum | Halotrichite | Melanterite | None |
Alpersite (*) | Epidote (*) | Goethite (*) | Gypsum (*) | Melanterite (*) |
Mendozite (*) | Natroalunite (*) | Pickeringite (*) |
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 |
---|---|---|---|---|---|---|---|
Alpersite (*) | Melanterite | Mg(SO4)·7H2O | 0 | 10 | |||
Epidote (*) | Epidote Clinozoisite | Ca2(Al2Fe3+)[Si2O7][SiO4]O(OH) | 0 | 8173 | |||
Goethite (*) | Diaspore | FeO(OH) | 0 | 7437 | |||
Gypsum (*) | Gypsum | Ca(SO4)·2H2O | 0 | 6890 | |||
Melanterite (*) | Melanterite | Fe(SO4)·7H2O | 0 | 915 | |||
Mendozite (*) | None | NaAl(SO4)2·11H2O | 0 | 28 | |||
Natroalunite (*) | Alunite | NaAl3(SO4)2(OH)6 | 0 | 128 | |||
Pickeringite (*) | Halotrichite | MgAl2(SO4)4·22H2O | 0 | 265 |
Sample | Source Locality | Reference URL |
---|---|---|
All locality data graciously provided by mindat.org
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