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. |
None | Quartz | Tridymite | Zircon |
Nepheline (*) | Quartz (*) | Thorite (*) | Zircon (*) |
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 |
---|---|---|---|---|---|---|---|
Nepheline (*) | Tridymite | Na3K(Al4Si4O16) | 1 | 66845 | 884 | ||
Quartz (*) | Quartz | SiO2 | 1 | 66845 | 61156 | ||
Thorite (*) | Zircon | Th(SiO4) | 1 | 66845 | 1006 | ||
Zircon (*) | Zircon | Zr(SiO4) | 1 | 66845 | 5251 |
Sample | Source Locality | Reference URL |
---|---|---|
All locality data graciously provided by mindat.org
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