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. |
Amorphous | Clay | Cristobalite | Kaolinite | None | Pyrophyllite | Quartz | Rutile | Smectite-vermiculite | Zircon |
Alunite (*) | Cristobalite (*) | Kaolinite (*) | Montmorillonite (*) | Opal (*) |
Pyrophyllite (*) | Quartz (*) | Rutile (*) | Zircon (*) |
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 | 2 | 270486,270488 | 966 | ||
Cristobalite (*) | Cristobalite | SiO2 | 1 | 270486 | 453 | ||
Kaolinite (*) | Clay Kaolinite | Al2Si2O5(OH)4 | 2 | 270486,270488 | 5591 | ||
Montmorillonite (*) | Clay Smectite-vermiculite | (Na,Ca)0.3(Al,Mg)2Si4O10(OH)2·nH2O | 1 | 270486 | 1508 | ||
Opal (*) | Amorphous | SiO2·nH2O | 1 | 270486 | 2994 | ||
Pyrophyllite (*) | Clay Pyrophyllite | Al2Si4O10(OH)2 | 1 | 270488 | 771 | ||
Quartz (*) | Quartz | SiO2 | 1 | 270486 | 61156 | ||
Rutile (*) | Rutile | TiO2 | 1 | 270488 | 5614 | ||
Zircon (*) | Zircon | Zr(SiO4) | 1 | 270486 | 5251 |
Sample | Source Locality | Reference URL |
---|---|---|
All locality data graciously provided by mindat.org
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