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. |
Beryl | Calcite | Clay | Corundum | Feldspar | Iron | Kaolinite | None | Pseudobrookite | Pyroxene |
Quartz | Rutile | Spinel |
Anorthite (*) | Armalcolite (*) | Calcite (*) | Cordierite (*) | Corundum (*) |
Enstatite (*) | Graphite (*) | Hisingerite (*) | Ilmenite (*) | Iron (*) |
Quartz (*) | Rutile (*) | Spinel (*) | Troilite (*) |
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 |
---|---|---|---|---|---|---|---|
Anorthite (*) | Feldspar | Ca(Al2Si2O8) | 0 | 1036 | |||
Armalcolite (*) | Pseudobrookite | (Mg,Fe2+)Ti2O5 | 0 | 39 | |||
Calcite (*) | Calcite | Ca(CO3) | 0 | 27770 | |||
Cordierite (*) | Beryl | Mg2Al4Si5O18 | 0 | 1008 | |||
Corundum (*) | Corundum | Al2O3 | 0 | 1797 | |||
Enstatite (*) | Pyroxene | Mg2Si2O6 | 0 | 944 | |||
Graphite (*) | None | C | 0 | 2812 | |||
Hisingerite (*) | Kaolinite Clay | Fe2Si2O5(OH)4·2H2O | 0 | 144 | |||
Ilmenite (*) | Corundum | Fe2+Ti4+O3 | 0 | 5433 | |||
Iron (*) | Iron | Fe | 0 | 1089 | |||
Quartz (*) | Quartz | SiO2 | 0 | 61156 | |||
Rutile (*) | Rutile | TiO2 | 0 | 5614 | |||
Spinel (*) | Spinel | MgAl2O4 | 0 | 1934 | |||
Troilite (*) | None | FeS | 0 | 1044 |
Sample | Source Locality | Reference URL |
---|---|---|
R100076 | Asuk, Disko Island, Qeqertalik, Greenland, Denmark | https://rruff.info/R100076 |
All locality data graciously provided by mindat.org
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