| 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. |
| Feldspar | Garnet | None | Prehnite | Pyroxene |
| Celsian (*) | Cymrite (*) | Diopside (*) | Grossular (*) | Prehnite (*) |
| Slawsonite (*) | 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 |
|---|---|---|---|---|---|---|---|
| Celsian (*) | Feldspar | Ba(Al2Si2O8) | 0 | 100 | |||
| Cymrite (*) | None | Ba(Si,Al)4(O,OH)8·H2O | 0 | 46 | |||
| Diopside (*) | Pyroxene | CaMgSi2O6 | 0 | 4135 | |||
| Grossular (*) | Garnet | Ca3Al2(SiO4)3 | 0 | 1544 | |||
| Prehnite (*) | Prehnite | Ca2Al(Si3Al)O10(OH)2 | 0 | 1898 | |||
| Slawsonite (*) | None | Sr(Al2Si2O8) | 0 | 12 | |||
| Xonotlite (*) | None | Ca6Si6O17(OH)2 | 0 | 109 |
| Sample | Source Locality | Reference URL |
|---|---|---|
All locality data graciously provided by mindat.org
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