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. |
Alunite | Calcite | Clay | Gypsum | Marcasite | Mica | None | Pyrite | Quartz | Smectite-vermiculite |
Titanite |
Calcite (*) | Crandallite (*) | Gypsum (*) | Marcasite (*) | Montmorillonite (*) |
Muscovite (*) | Pyrite (*) | Quartz (*) | Titanite (*) |
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 | 128277 | 27770 | ||
Crandallite (*) | Alunite | CaAl3(PO4)(PO3OH)(OH)6 | 0 | 310 | |||
Gypsum (*) | Gypsum | Ca(SO4)·2H2O | 1 | 128282 | 6890 | ||
Marcasite (*) | Marcasite | FeS2 | 1 | 128277 | 5674 | ||
Montmorillonite (*) | Clay Smectite-vermiculite | (Na,Ca)0.3(Al,Mg)2Si4O10(OH)2·nH2O | 1 | 128282 | 1508 | ||
Muscovite (*) | Mica Clay | KAl2(Si3Al)O10(OH)2 | 2 | 128277,128282 | 17380 | ||
Pyrite (*) | Pyrite | FeS2 | 1 | 128277 | 39462 | ||
Quartz (*) | Quartz | SiO2 | 3 | 128281,128282,128283 | 61156 | ||
Titanite (*) | Titanite | CaTi(SiO4)O | 1 | 128277 | 4899 |
Sample | Source Locality | Reference URL |
---|---|---|
All locality data graciously provided by mindat.org
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