| 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 | Gismondine | Natrolite | None |
| Analcime (*) | Calcite (*) | Cowlesite (*) | Gismondine (*) | Natrolite (*) |
| 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 | |||
| Calcite (*) | Calcite | Ca(CO3) | 0 | 27770 | |||
| Cowlesite (*) | None | Ca(Al2Si3)O10·5-6H2O | 0 | 84 | |||
| Gismondine (*) | Gismondine | Ca2(Si4Al4)O16·8H2O | 0 | 128 | |||
| Natrolite (*) | Natrolite | Na2(Si3Al2)O10·2H2O | 0 | 1236 |
| Sample | Source Locality | Reference URL |
|---|---|---|
All locality data graciously provided by mindat.org
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