| 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. |
| Analcime | Apophyllite | Baryte | Ettringite | Garnet | Natrolite | None | Thomsonite | Tobermorite |
| Analcime (*) | Andradite (*) | Baryte (*) | Hydroxyapophyllite-(K) (*) | Natrolite (*) |
| Scawtite (*) | Thaumasite (*) | Thomsonite-Ca (*) | Tobermorite (*) | Xonotlite (*) |
| 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 |
|---|---|---|---|---|---|---|---|
| Analcime (*) | Analcime | Na(AlSi2O6)·H2O | 0 | 1627 | |||
| Andradite (*) | Garnet | Ca3Fe3+2(SiO4)3 | 0 | 1534 | |||
| Baryte (*) | Baryte | Ba(SO4) | 0 | 11547 | |||
| Hydroxyapophyllite-(K) (*) | Apophyllite | KCa4Si8O20(OH,F)·8H2O | 0 | 85 | |||
| Natrolite (*) | Natrolite | Na2(Si3Al2)O10·2H2O | 0 | 1236 | |||
| Scawtite (*) | None | Ca7(Si3O9)2(CO3)·2H2O | 0 | 25 | |||
| Thaumasite (*) | Ettringite | Ca3Si(OH)6(CO3)(SO4)·12H2O | 0 | 183 | |||
| Thomsonite-Ca (*) | Thomsonite | NaCa2(Al5Si5)O20·6H2O | 0 | 452 | |||
| Tobermorite (*) | Tobermorite | Ca4Si6O17(H2O)2·(Ca·3H2O) | 0 | 114 | |||
| Xonotlite (*) | None | Ca6Si6O17(OH)2 | 0 | 109 |
All locality data graciously provided by mindat.org
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