| 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. |
| Clay | None | Rocksalt | Smectite-vermiculite | Veatchite |
| Colemanite (*) | Halite (*) | Howlite (*) | Jarandolite (*) | Montmorillonite (*) |
| Pentahydroborite (*) | Studenitsite (*) | Ulexite (*) | Veatchite (*) |
| 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 |
|---|---|---|---|---|---|---|---|
| Colemanite (*) | None | CaB3O4(OH)3·H2O | 0 | 144 | |||
| Halite (*) | Rocksalt | NaCl | 0 | 1398 | |||
| Howlite (*) | None | Ca2SiB5O9(OH)5 | 0 | 36 | |||
| Jarandolite (*) | None | CaB3O4(OH)3 | 0 | 2 | |||
| Montmorillonite (*) | Clay Smectite-vermiculite | (Na,Ca)0.3(Al,Mg)2Si4O10(OH)2·nH2O | 0 | 1508 | |||
| Pentahydroborite (*) | None | CaB2O(OH)6·2H2O | 0 | 5 | |||
| Studenitsite (*) | None | NaCa2B9O14(OH)4·2H2O | 0 | 1 | |||
| Ulexite (*) | None | NaCaB5O6(OH)6·5H2O | 0 | 160 | |||
| Veatchite (*) | Veatchite | Sr2B11O16(OH)5·H2O | 0 | 12 |
All locality data graciously provided by mindat.org
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