| 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. |
| Baryte | Calcite | Clay | Corundum | None | Rutile | Smectite-vermiculite | Stilbite |
| Baryte (*) | Calcite (*) | Cowlesite (*) | Hematite (*) | Pyrolusite (*) |
| Saponite (*) | Siderite (*) | Stellerite (*) |
| 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 |
|---|---|---|---|---|---|---|---|
| Baryte (*) | Baryte | Ba(SO4) | 0 | 11547 | |||
| Calcite (*) | Calcite | Ca(CO3) | 0 | 27770 | |||
| Cowlesite (*) | None | Ca(Al2Si3)O10·5-6H2O | 0 | 84 | |||
| Hematite (*) | Corundum | Fe2O3 | 0 | 14640 | |||
| Pyrolusite (*) | Rutile | MnO2 | 0 | 3106 | |||
| Saponite (*) | Clay Smectite-vermiculite | (Ca,Na)0.3(Mg,Fe)3(Si,Al)4O10(OH)2·4H2O | 0 | 301 | |||
| Siderite (*) | Calcite | Fe(CO3) | 0 | 6417 | |||
| Stellerite (*) | Stilbite | Ca4(Si28Al8)O72·28H2O | 0 | 189 |
All locality data graciously provided by mindat.org
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