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. |
Allophane | Aluminite | Alunite | Baryte | Calcite | Clay | Corundum | Diaspore | Gypsum | Kaolinite |
Mica | None | Pyrite | Quartz | Smectite-vermiculite |
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 |
---|---|---|---|---|---|---|---|
Allophane (*) | Allophane | Al2O3(SiO2)1.3-2.0·2.5-3.0H2O | 0 | 470 | |||
Aluminite (*) | Aluminite | Al2(SO4)(OH)4·7H2O | 0 | 78 | |||
Alunite (*) | None | KAl3(SO4)2(OH)6 | 0 | 966 | |||
Ammoniojarosite (*) | Alunite | (NH4)Fe3+3(SO4)2(OH)6 | 0 | 30 | |||
Baryte (*) | Baryte | Ba(SO4) | 0 | 11547 | |||
Bayerite (*) | None | Al(OH)3 | 0 | 15 | |||
Felsőbányaite (*) | None | Al4(SO4)(OH)10·4H2O | 0 | 66 | |||
Gibbsite (*) | None | Al(OH)3 | 0 | 504 | |||
Goethite (*) | Diaspore | FeO(OH) | 0 | 7437 | |||
Gypsum (*) | Gypsum | Ca(SO4)·2H2O | 0 | 6890 | |||
Hematite (*) | Corundum | Fe2O3 | 0 | 14640 | |||
Hydrobasaluminite (*) | None | Al4(SO4)(OH)10·15H2O | 0 | 12 | |||
Jarosite (*) | Alunite | KFe3+3(SO4)2(OH)6 | 0 | 2228 | |||
Kaolinite (*) | Clay Kaolinite | Al2Si2O5(OH)4 | 0 | 5591 | |||
Magnesite (*) | Calcite | Mg(CO3) | 0 | 1487 | |||
Muscovite (*) | Mica Clay | KAl2(Si3Al)O10(OH)2 | 0 | 17380 | |||
Nordstrandite (*) | None | Al(OH)3 | 0 | 64 | |||
Pyrite (*) | Pyrite | FeS2 | 0 | 39462 | |||
Quartz (*) | Quartz | SiO2 | 0 | 61156 | |||
Vermiculite (*) | Clay Smectite-vermiculite | Mg0.7(Mg,Fe,Al)6(Si,Al)8O20(OH)4·8H2O | 0 | 652 |
Sample | Source Locality | Reference URL |
---|---|---|
R060691 | Newhaven Cliffs (Fort Hill), Newhaven, Lewes, East Sussex, England, UK | https://rruff.info/R060691 |
All locality data graciously provided by mindat.org
All age data...
Other copyright data...