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 | Clay | Kaolinite | None |
Alunite (*) | Kaolinite (*) | Woodhouseite (*) |
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 |
---|---|---|---|---|---|---|---|
Alunite (*) | None | KAl3(SO4)2(OH)6 | 0 | 966 | |||
Kaolinite (*) | Clay Kaolinite | Al2Si2O5(OH)4 | 0 | 5591 | |||
Woodhouseite (*) | Alunite | CaAl3(SO4)(PO4)(OH)6 | 0 | 62 |
Sample | Source Locality | Reference URL |
---|---|---|
All locality data graciously provided by mindat.org
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