| 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. |
| Boracite | Calcite | Gypsum | None | Not in a structural group | Pyrite | Quartz | Rocksalt | Sulphur |
| Anhydrite (*) | Calcite (*) | Chambersite (*) | Dolomite (*) | Gypsum (*) |
| Halite (*) | Pyrite (*) | Quartz (*) | Sulphur (*) |
| 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 |
|---|---|---|---|---|---|---|---|
| Anhydrite (*) | Not in a structural group | Ca(SO4) | 2 | 269929,269930 | 1588 | ||
| Calcite (*) | Calcite | Ca(CO3) | 1 | 269930 | 27770 | ||
| Chambersite (*) | Boracite | Mn3B7O13Cl | 2 | 269929,269930 | 11 | ||
| Dolomite (*) | None | CaMg(CO3)2 | 0 | 9895 | |||
| Gypsum (*) | Gypsum | Ca(SO4)·2H2O | 1 | 269930 | 6890 | ||
| Halite (*) | Rocksalt | NaCl | 2 | 269929,269930 | 1398 | ||
| Pyrite (*) | Pyrite | FeS2 | 2 | 269929,269930 | 39462 | ||
| Quartz (*) | Quartz | SiO2 | 0 | 61156 | |||
| Sulphur (*) | Sulphur | S | 2 | 269929,269930 | 2045 |
| Sample | Source Locality | Reference URL |
|---|---|---|
| R050337 | Barbers Hill Salt Dome (Barbers Hill), Mont Belvieu, Chambers Co., Texas, USA | https://rruff.info/R050337 |
All locality data graciously provided by mindat.org
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