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 | Corundum | Feldspar | None | Pyroxene | Spinel | Tridymite |
Albite (*) | Anorthite (*) | Chromite (*) | Diopside (*) | Ilmenite (*) |
Magnesio-hastingsite (*) | Magnesio-hornblende (*) | Magnetite (*) | Nepheline (*) | Orthoclase (*) |
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 |
---|---|---|---|---|---|---|---|
Albite (*) | Feldspar | Na(AlSi3O8) | 0 | 8803 | |||
Anorthite (*) | Feldspar | Ca(Al2Si2O8) | 0 | 1036 | |||
Chromite (*) | Spinel | Fe2+Cr2O4 | 0 | 3902 | |||
Diopside (*) | Pyroxene | CaMgSi2O6 | 0 | 4135 | |||
Ilmenite (*) | Corundum | Fe2+Ti4+O3 | 0 | 5433 | |||
Magnesio-hastingsite (*) | Amphibole | NaCa2(Mg4Fe3+)(Si6Al2)O22(OH)2 | 0 | 80 | |||
Magnesio-hornblende (*) | Amphibole | Ca2(Mg4Al)(Si7Al)O22(OH)2 | 0 | 238 | |||
Magnetite (*) | Spinel | Fe2+Fe3+2O4 | 0 | 14899 | |||
Nepheline (*) | Tridymite | Na3K(Al4Si4O16) | 0 | 884 | |||
Orthoclase (*) | Feldspar | K(AlSi3O8) | 0 | 2349 | |||
Tschermakite (*) | Amphibole | Ca2(Mg3Al2)(Si6Al2)O22(OH)2 | 0 | 73 |
Sample | Source Locality | Reference URL |
---|---|---|
All locality data graciously provided by mindat.org
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