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 | Feldspar | None | Olivine | Pyroxene | Tridymite | Zircon |
Aegirine (*) | Analcime (*) | Augite (*) | Forsterite (*) | Microcline (*) |
Nepheline (*) | 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 |
---|---|---|---|---|---|---|---|
Aegirine (*) | Pyroxene | NaFe3+Si2O6 | 0 | 1022 | |||
Analcime (*) | Analcime | Na(AlSi2O6)·H2O | 0 | 1627 | |||
Augite (*) | Pyroxene | (Ca,Mg,Fe)2Si2O6 | 0 | 2060 | |||
Forsterite (*) | Olivine | Mg2(SiO4) | 0 | 1188 | |||
Microcline (*) | Feldspar | K(AlSi3O8) | 0 | 4924 | |||
Nepheline (*) | Tridymite | Na3K(Al4Si4O16) | 0 | 884 | |||
Zircon (*) | Zircon | Zr(SiO4) | 0 | 5251 |
Sample | Source Locality | Reference URL |
---|---|---|
All locality data graciously provided by mindat.org
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