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 | Clay | Diaspore | Mica | Natrolite | None | Not in a structural group | Olivine | Pyroxene |
Serpentine | Smectite-vermiculite | Spinel | Tridymite |
Analcime (*) | Anatase (*) | Antigorite (*) | Augite (*) | Calcite (*) |
Chromite (*) | Diopside (*) | Forsterite (*) | Goethite (*) | Magnetite (*) |
Montmorillonite (*) | Muscovite (*) | Natrolite (*) | Nepheline (*) | Spinel (*) |
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 | |||
Anatase (*) | Not in a structural group | TiO2 | 0 | 2162 | |||
Antigorite (*) | Serpentine Clay | Mg3Si2O5(OH)4 | 0 | 708 | |||
Augite (*) | Pyroxene | (Ca,Mg,Fe)2Si2O6 | 0 | 2060 | |||
Calcite (*) | Calcite | Ca(CO3) | 0 | 27770 | |||
Chromite (*) | Spinel | Fe2+Cr2O4 | 0 | 3902 | |||
Diopside (*) | Pyroxene | CaMgSi2O6 | 0 | 4135 | |||
Forsterite (*) | Olivine | Mg2(SiO4) | 0 | 1188 | |||
Goethite (*) | Diaspore | FeO(OH) | 0 | 7437 | |||
Magnetite (*) | Spinel | Fe2+Fe3+2O4 | 0 | 14899 | |||
Montmorillonite (*) | Clay Smectite-vermiculite | (Na,Ca)0.3(Al,Mg)2Si4O10(OH)2·nH2O | 0 | 1508 | |||
Muscovite (*) | Mica Clay | KAl2(Si3Al)O10(OH)2 | 0 | 17380 | |||
Natrolite (*) | Natrolite | Na2(Si3Al2)O10·2H2O | 0 | 1236 | |||
Nepheline (*) | Tridymite | Na3K(Al4Si4O16) | 0 | 884 | |||
Spinel (*) | Spinel | MgAl2O4 | 0 | 1934 |
Sample | Source Locality | Reference URL |
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All locality data graciously provided by mindat.org
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