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. |
Acanthite | Alunite | Baryte | Clay | None | Smectite-vermiculite |
Acanthite (*) | Alunite (*) | Baryte (*) | Beidellite (*) | Beudantite (*) |
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 |
---|---|---|---|---|---|---|---|
Acanthite (*) | Acanthite | Ag2S | 0 | 2793 | |||
Alunite (*) | None | KAl3(SO4)2(OH)6 | 0 | 966 | |||
Baryte (*) | Baryte | Ba(SO4) | 0 | 11547 | |||
Beidellite (*) | Clay Smectite-vermiculite | (Na,Ca)0.3Al2(Si,Al)4O10(OH)2·nH2O | 0 | 85 | |||
Beudantite (*) | Alunite | PbFe3+3(AsO4)(SO4)(OH)6 | 0 | 413 |
Sample | Source Locality | Reference URL |
---|---|---|
All locality data graciously provided by mindat.org
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