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. |
Amorphous | Brucite | Calcite | Chlorite | Clay | Copper | Coronadite | Corundum | Diaspore | Gypsum |
Kaolinite | Mica | None | Pyroxene | Quartz | Sepiolite | Serpentine | Smectite-vermiculite | Spinel | Talc |
Tridymite |
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 |
---|---|---|---|---|---|---|---|
Aegirine (*) | Pyroxene | NaFe3+Si2O6 | 1 | 103143 | 1022 | ||
Antigorite (*) | Serpentine Clay | Mg3Si2O5(OH)4 | 1 | 103143 | 708 | ||
Calcite (*) | Calcite | Ca(CO3) | 1 | 103143 | 27770 | ||
Chrysotile (*) | Serpentine Clay | Mg3Si2O5(OH)4 | 1 | 103143 | 951 | ||
Clinochlore (*) | Chlorite Clay | Mg5Al(AlSi3O10)(OH)8 | 1 | 103143 | 1756 | ||
Cryptomelane (*) | Coronadite | K(Mn4+7Mn3+)O16 | 1 | 103143 | 599 | ||
Goethite (*) | Diaspore | FeO(OH) | 1 | 103143 | 7437 | ||
Gold (*) | Copper | Au | 1 | 103143 | 30554 | ||
Gypsum (*) | Gypsum | Ca(SO4)·2H2O | 0 | 6890 | |||
Halloysite-7Å (*) | Clay Kaolinite | Al2Si2O5(OH)4 | 1 | 103143 | 52 | ||
Hematite (*) | Corundum | Fe2O3 | 1 | 103143 | 14640 | ||
Halloysite-10Å (*) | Clay Kaolinite | Al2Si2O5(OH)4·2H2O | 1 | 103143 | 62 | ||
Kaolinite (*) | Clay Kaolinite | Al2Si2O5(OH)4 | 1 | 103143 | 5591 | ||
Lizardite (*) | Serpentine Clay | Mg3Si2O5(OH)4 | 1 | 103143 | 359 | ||
Maghemite (*) | Spinel | (Fe3+0.67 0.33)Fe3+2O4 | 1 | 103143 | 229 | ||
Magnesite (*) | Calcite | Mg(CO3) | 1 | 103143 | 1487 | ||
Magnetite (*) | Spinel | Fe2+Fe3+2O4 | 1 | 103143 | 14899 | ||
Montmorillonite (*) | Clay Smectite-vermiculite | (Na,Ca)0.3(Al,Mg)2Si4O10(OH)2·nH2O | 1 | 103143 | 1508 | ||
Muscovite (*) | Mica Clay | KAl2(Si3Al)O10(OH)2 | 1 | 103143 | 17380 | ||
Nimite (*) | Chlorite Clay | (Ni,Mg,Al)6(Si,Al)4O10(OH)8 | 0 | 15 | |||
Nontronite (*) | Clay Smectite-vermiculite | Na0.3Fe3+2(Si,Al)4O10(OH)2·nH2O | 1 | 103143 | 471 | ||
Opal (*) | Amorphous | SiO2·nH2O | 1 | 103143 | 2994 | ||
Pyrochroite (*) | Brucite | Mn2+(OH)2 | 1 | 103143 | 56 | ||
Quartz (*) | Quartz | SiO2 | 1 | 103143 | 61156 | ||
Saponite (*) | Clay Smectite-vermiculite | (Ca,Na)0.3(Mg,Fe)3(Si,Al)4O10(OH)2·4H2O | 1 | 103143 | 301 | ||
Sepiolite (*) | Sepiolite Clay | Mg4Si6O15(OH)2·6H2O | 1 | 103143 | 241 | ||
Spinel (*) | Spinel | MgAl2O4 | 0 | 1934 | |||
Talc (*) | Clay Talc | Mg3Si4O10(OH)2 | 1 | 103143 | 3337 | ||
Todorokite (*) | None | (Na,Ca,K,Ba,Sr)1-x(Mn,Mg,Al)6O12·3-4H2O | 1 | 103143 | 433 | ||
Tridymite (*) | Tridymite | SiO2 | 1 | 103143 | 458 | ||
Vermiculite (*) | Clay Smectite-vermiculite | Mg0.7(Mg,Fe,Al)6(Si,Al)8O20(OH)4·8H2O | 0 | 652 |
Sample | Source Locality | Reference URL |
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All locality data graciously provided by mindat.org
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