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 | Corundum | Garnet | Kornerupine | Milarite | None | Not in a structural group | Quartz | Sapphirine | Spinel |
Almandine (*) | Cordierite (*) | Corundum (*) | Grandidierite (*) | Hercynite (*) |
Ilmenite (*) | Kornerupine (*) | Osumilite-(Mg) (*) | Quartz (*) | Sapphirine (*) |
Sillimanite (*) | 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 |
---|---|---|---|---|---|---|---|
Almandine (*) | Garnet | Fe2+3Al2(SiO4)3 | 1 | 66053 | 2353 | ||
Cordierite (*) | Beryl | Mg2Al4Si5O18 | 1 | 66053 | 1008 | ||
Corundum (*) | Corundum | Al2O3 | 0 | 1797 | |||
Grandidierite (*) | None | MgAl3O2(BO3)(SiO4) | 0 | 40 | |||
Hercynite (*) | Spinel | Fe2+Al2O4 | 0 | 407 | |||
Ilmenite (*) | Corundum | Fe2+Ti4+O3 | 0 | 5433 | |||
Kornerupine (*) | Kornerupine | (Mg,Fe2+,Al, )10(Si,Al,B)5O21(OH,F)2 | 0 | 68 | |||
Osumilite-(Mg) (*) | Milarite | KMg2Al3(Al2Si10)O30 | 0 | 42 | |||
Quartz (*) | Quartz | SiO2 | 0 | 61156 | |||
Sapphirine (*) | Sapphirine | Mg4(Mg3Al9)O4[Si3Al9O36] | 2 | 66053,66054 | 129 | ||
Sillimanite (*) | Not in a structural group | Al2SiO5 | 1 | 66053 | 1516 | ||
Spinel (*) | Spinel | MgAl2O4 | 3 | 66052,66053,66054 | 1934 |
Sample | Source Locality | Reference URL |
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All locality data graciously provided by mindat.org
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