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. |
Amorphous | Calcite | Clay | Fluorite | Lepidocrocite | Mica | None | Olivine | Pyroxene | Quartz |
Sapphirine | Spinel |
Böhmite (*) | Calcite (*) | Diopside (*) | Grandidierite (*) | Opal (*) |
Phlogopite (*) | Quartz (*) | Serendibite (*) | Sinhalite (*) | Spinel (*) |
Thorianite (*) |
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 |
---|---|---|---|---|---|---|---|
Böhmite (*) | Lepidocrocite | AlO(OH) | 1 | 78691 | 195 | ||
Calcite (*) | Calcite | Ca(CO3) | 4 | 78684,78685,78689,78691 | 27770 | ||
Diopside (*) | Pyroxene | CaMgSi2O6 | 4 | 78684,78687,78689,78691 | 4135 | ||
Grandidierite (*) | None | MgAl3O2(BO3)(SiO4) | 1 | 78691 | 40 | ||
Opal (*) | Amorphous | SiO2·nH2O | 1 | 78691 | 2994 | ||
Phlogopite (*) | Mica Clay | KMg3(AlSi3O10)(OH)2 | 6 | 78684,78685,78686,78688,78689,78691 | 2273 | ||
Quartz (*) | Quartz | SiO2 | 1 | 78691 | 61156 | ||
Serendibite (*) | Sapphirine | Ca4[Mg6Al6]O4[Si6B3Al3O36] | 1 | 78691 | 19 | ||
Sinhalite (*) | Olivine | MgAl(BO4) | 1 | 78691 | 20 | ||
Spinel (*) | Spinel | MgAl2O4 | 2 | 78684,78691 | 1934 | ||
Thorianite (*) | Fluorite | ThO2 | 4 | 78684,78685,78688,78690 | 236 |
Sample | Source Locality | Reference URL |
---|---|---|
FKM-108 | Vohibola Phlogopite Deposit, Behara, Amboasary Sud, Anosy, Madagascar | https://www.rockptx.com/fkm-101-to-fkm-125/#FKM-108 |
All locality data graciously provided by mindat.org
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