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 | Corundum | Feldspar | None | Not in a structural group | Quartz | Tourmaline |
Calcite (*) | Graphite (*) | Hematite (*) | Microcline (*) | Olenite (*) |
Opal (*) | Quartz (*) | Sillimanite (*) |
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 |
---|---|---|---|---|---|---|---|
Calcite (*) | Calcite | Ca(CO3) | 1 | 21210 | 27770 | ||
Graphite (*) | None | C | 1 | 21210 | 2812 | ||
Hematite (*) | Corundum | Fe2O3 | 1 | 21208 | 14640 | ||
Microcline (*) | Feldspar | K(AlSi3O8) | 1 | 21208 | 4924 | ||
Olenite (*) | Tourmaline | NaAl3Al6(Si6O18)(BO3)3O3(OH) | 1 | 21208 | 24 | ||
Opal (*) | Amorphous | SiO2·nH2O | 0 | 2994 | |||
Quartz (*) | Quartz | SiO2 | 3 | 21208,21209,21211 | 61156 | ||
Sillimanite (*) | Not in a structural group | Al2SiO5 | 1 | 21208 | 1516 |
Sample | Source Locality | Reference URL |
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All locality data graciously provided by mindat.org
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