| 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. |
| Calcite | None | Quartz | Woodwardite |
| Calcite (*) | Motukoreaite (*) | Quartz (*) |
| 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 |
|---|---|---|---|---|---|---|---|
| Calcite (*) | Calcite | Ca(CO3) | 0 | 27770 | |||
| Motukoreaite (*) | Woodwardite | Mg6Al3(OH)18[Na(H2O)6](SO4)2·6H2O | 0 | 5 | |||
| Quartz (*) | Quartz | SiO2 | 0 | 61156 |
| Sample | Source Locality | Reference URL |
|---|---|---|
| R070337 | Browns Island (Motukorea), Auckland Region, New Zealand | https://rruff.info/R070337 |
All locality data graciously provided by mindat.org
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