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 | Coronadite | Epidote | Ilvaite | None | Rutile |
Amamoorite (*) | Braunite (*) | Cryptomelane (*) | Piemontite (*) | Pyrolusite (*) |
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 |
---|---|---|---|---|---|---|---|
Amamoorite (*) | Ilvaite | CaMn2+2Mn3+(Si2O7)O(OH) | 1 | 11380 | 1 | ||
Braunite (*) | Braunite | Mn2+Mn3+6O8(SiO4) | 1 | 11380 | 483 | ||
Cryptomelane (*) | Coronadite | K(Mn4+7Mn3+)O16 | 1 | 11380 | 599 | ||
Piemontite (*) | Epidote | Ca2(Al2Mn3+)[Si2O7][SiO4]O(OH) | 1 | 11380 | 260 | ||
Pyrolusite (*) | Rutile | MnO2 | 1 | 11380 | 3106 |
Sample | Source Locality | Reference URL |
---|---|---|
All locality data graciously provided by mindat.org
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