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. |
Amphibole | Clay | None | Pyroxene | Smectite-vermiculite | Spinel |
Augite (*) | Chromite (*) | Clinoenstatite (*) | Diopside (*) | Enstatite (*) |
Maghemite (*) | Magnesiochromite (*) | Magnetite (*) | Saponite (*) | Tschermakite (*) |
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 |
---|---|---|---|---|---|---|---|
Augite (*) | Pyroxene | (Ca,Mg,Fe)2Si2O6 | 0 | 2060 | |||
Chromite (*) | Spinel | Fe2+Cr2O4 | 0 | 3902 | |||
Clinoenstatite (*) | Pyroxene | Mg2Si2O6 | 0 | 94 | |||
Diopside (*) | Pyroxene | CaMgSi2O6 | 0 | 4135 | |||
Enstatite (*) | Pyroxene | Mg2Si2O6 | 0 | 944 | |||
Maghemite (*) | Spinel | (Fe3+0.67 0.33)Fe3+2O4 | 0 | 229 | |||
Magnesiochromite (*) | Spinel | MgCr2O4 | 0 | 311 | |||
Magnetite (*) | Spinel | Fe2+Fe3+2O4 | 0 | 14899 | |||
Saponite (*) | Clay Smectite-vermiculite | (Ca,Na)0.3(Mg,Fe)3(Si,Al)4O10(OH)2·4H2O | 0 | 301 | |||
Tschermakite (*) | Amphibole | Ca2(Mg3Al2)(Si6Al2)O22(OH)2 | 0 | 73 |
Sample | Source Locality | Reference URL |
---|---|---|
All locality data graciously provided by mindat.org
All age data...
Other copyright data...