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 | Chlorite | Clay | Epidote | Garnet | Mica | None | Quartz |
Birnessite (*) | Braunite (*) | Clinochlore (*) | Muscovite (*) | Piemontite (*) |
Quartz (*) | Spessartine (*) |
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 |
---|---|---|---|---|---|---|---|
Birnessite (*) | None | (Na,Ca,K)0.6(Mn4+,Mn3+)2O4·1.5H2O | 0 | 178 | |||
Braunite (*) | Braunite | Mn2+Mn3+6O8(SiO4) | 0 | 483 | |||
Clinochlore (*) | Chlorite Clay | Mg5Al(AlSi3O10)(OH)8 | 0 | 1756 | |||
Muscovite (*) | Mica Clay | KAl2(Si3Al)O10(OH)2 | 0 | 17380 | |||
Piemontite (*) | Epidote | Ca2(Al2Mn3+)[Si2O7][SiO4]O(OH) | 0 | 260 | |||
Quartz (*) | Quartz | SiO2 | 0 | 61156 | |||
Spessartine (*) | Garnet | Mn2+3Al2(SiO4)3 | 0 | 1214 |
Sample | Source Locality | Reference URL |
---|---|---|
All locality data graciously provided by mindat.org
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