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. |
Braunite | Calcite | Coronadite | Corundum | None | Rutile | Spinel |
Braunite (*) | Cryptomelane (*) | Hausmannite (*) | Hematite (*) | Hollandite (*) |
Manganite (*) | Rhodochrosite (*) |
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 |
---|---|---|---|---|---|---|---|
Braunite (*) | Braunite | Mn2+Mn3+6O8(SiO4) | 0 | 483 | |||
Cryptomelane (*) | Coronadite | K(Mn4+7Mn3+)O16 | 0 | 599 | |||
Hausmannite (*) | Spinel | Mn2+Mn3+2O4 | 0 | 350 | |||
Hematite (*) | Corundum | Fe2O3 | 0 | 14640 | |||
Hollandite (*) | Coronadite | Ba(Mn4+6Mn3+2)O16 | 0 | 243 | |||
Manganite (*) | Rutile | Mn3+O(OH) | 0 | 770 | |||
Rhodochrosite (*) | Calcite | Mn(CO3) | 0 | 1711 |
Sample | Source Locality | Reference URL |
---|---|---|
All locality data graciously provided by mindat.org
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