| 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 | Calcite | Clay | Harmotome | Lepidocrocite | Natrolite | None | Smectite-vermiculite |
| Analcime (*) | Böhmite (*) | Calcite (*) | Harmotome (*) | Natrolite (*) |
| Nontronite (*) | Phillipsite-K (*) |
| 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 | 1 | 87441 | 1627 | ||
| Böhmite (*) | Lepidocrocite | AlO(OH) | 1 | 87440 | 195 | ||
| Calcite (*) | Calcite | Ca(CO3) | 1 | 87441 | 27770 | ||
| Harmotome (*) | Harmotome | Ba2(Si12Al4)O32·12H2O | 1 | 87441 | 290 | ||
| Natrolite (*) | Natrolite | Na2(Si3Al2)O10·2H2O | 1 | 87441 | 1236 | ||
| Nontronite (*) | Clay Smectite-vermiculite | Na0.3Fe3+2(Si,Al)4O10(OH)2·nH2O | 1 | 87441 | 471 | ||
| Phillipsite-K (*) | Harmotome | K6(Si10Al6)O32·12H2O | 1 | 87441 | 71 |
All locality data graciously provided by mindat.org
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