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. |
Bixbyite | Braunite | Clay | Coronadite | Corundum | Garnet | Mica | None | Not in a structural group | Quartz |
Rutile | Spinel | Staurolite |
Bixbyite (*) | Braunite (*) | Cryptomelane (*) | Hausmannite (*) | Hematite (*) |
Hollandite (*) | Jacobsite (*) | Manganite (*) | Muscovite (*) | Pyrolusite (*) |
Quartz (*) | Sillimanite (*) | Spessartine (*) | Staurolite (*) |
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 |
---|---|---|---|---|---|---|---|
Bixbyite (*) | Bixbyite | Mn3+2O3 | 0 | 104 | |||
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 | |||
Jacobsite (*) | Spinel | Mn2+Fe3+2O4 | 0 | 172 | |||
Manganite (*) | Rutile | Mn3+O(OH) | 0 | 770 | |||
Muscovite (*) | Mica Clay | KAl2(Si3Al)O10(OH)2 | 0 | 17380 | |||
Pyrolusite (*) | Rutile | MnO2 | 0 | 3106 | |||
Quartz (*) | Quartz | SiO2 | 0 | 61156 | |||
Sillimanite (*) | Not in a structural group | Al2SiO5 | 0 | 1516 | |||
Spessartine (*) | Garnet | Mn2+3Al2(SiO4)3 | 0 | 1214 | |||
Staurolite (*) | Staurolite | Fe2+2Al9Si4O23(OH) | 0 | 978 |
Sample | Source Locality | Reference URL |
---|---|---|
All locality data graciously provided by mindat.org
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