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 | Columbite | Corundum | Diaspore | Mica | None | Quartz | Sapphirine |
Spinel | Titanite | Zircon |
Beryl (*) | Calcite (*) | Cordierite (*) | Corundum (*) | Euxenite-(Y) (*) |
Goethite (*) | Phlogopite (*) | Quartz (*) | Sapphirine (*) | Spinel (*) |
Titanite (*) | Zircon (*) |
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 |
---|---|---|---|---|---|---|---|
Beryl (*) | Beryl | Be3Al2Si6O18 | 2 | 78607,78612 | 4286 | ||
Calcite (*) | Calcite | Ca(CO3) | 2 | 78610,78616 | 27770 | ||
Cordierite (*) | Beryl | Mg2Al4Si5O18 | 1 | 78616 | 1008 | ||
Corundum (*) | Corundum | Al2O3 | 1 | 78616 | 1797 | ||
Euxenite-(Y) (*) | Columbite | Y(NbTi)O6 | 1 | 78607 | 414 | ||
Goethite (*) | Diaspore | FeO(OH) | 1 | 78615 | 7437 | ||
Phlogopite (*) | Mica Clay | KMg3(AlSi3O10)(OH)2 | 2 | 78611,78614 | 2273 | ||
Quartz (*) | Quartz | SiO2 | 2 | 78607,78615 | 61156 | ||
Sapphirine (*) | Sapphirine | Mg4(Mg3Al9)O4[Si3Al9O36] | 1 | 78616 | 129 | ||
Spinel (*) | Spinel | MgAl2O4 | 6 | 78609,78610,78611,78613,78614,78616 | 1934 | ||
Titanite (*) | Titanite | CaTi(SiO4)O | 1 | 78613 | 4899 | ||
Zircon (*) | Zircon | Zr(SiO4) | 1 | 78607 | 5251 |
Sample | Source Locality | Reference URL |
---|---|---|
FKM-40 | Antanimora Sud, Ambovombe-Androy, Androy, Madagascar | https://www.rockptx.com/fkm-26-to-fkm-50/#FKM-40 |
All locality data graciously provided by mindat.org
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