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 | Columbite | Corundum | Feldspar | Gadolinite | None | Topaz |
Beryl (*) | Columbite-(Fe) (*) | Corundum (*) | Gadolinite-(Y) (*) | Microcline (*) |
Topaz (*) |
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 | 1 | 75810 | 4286 | ||
Columbite-(Fe) (*) | Columbite | Fe2+Nb2O6 | 1 | 75810 | 518 | ||
Corundum (*) | Corundum | Al2O3 | 1 | 75810 | 1797 | ||
Gadolinite-(Y) (*) | Gadolinite | Y2Fe2+Be2O2(SiO4)2 | 1 | 75810 | 163 | ||
Microcline (*) | Feldspar | K(AlSi3O8) | 1 | 75810 | 4924 | ||
Topaz (*) | Topaz | Al2SiO4F2 | 1 | 75810 | 1476 |
Sample | Source Locality | Reference URL |
---|---|---|
All locality data graciously provided by mindat.org
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