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| 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 | Amorphous | Amphibole | Aragonite | Calcite | Chlorite | Clay | Diaspore | Garnet | Gypsum |
| Malachite | Mica | Nickeline | None | Palygorskite | Prehnite | Pyrite | Pyroxene | Quartz | Rutile |
| Sepiolite | Smectite-vermiculite | Spinel |
| 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 |
|---|---|---|---|---|---|---|---|
| Almandine (*) | Garnet | Fe2+3Al2(SiO4)3 | 1 | 21104 | 2353 | ||
| Aragonite (*) | Aragonite | Ca(CO3) | 1 | 21106 | 3250 | ||
| Calcite (*) | Calcite | Ca(CO3) | 2 | 21104,21109 | 27770 | ||
| Chromite (*) | Spinel | Fe2+Cr2O4 | 1 | 21106 | 3902 | ||
| Clinochlore (*) | Chlorite Clay | Mg5Al(AlSi3O10)(OH)8 | 1 | 21104 | 1756 | ||
| Diopside (*) | Pyroxene | CaMgSi2O6 | 1 | 21106 | 4135 | ||
| Dolomite (*) | None | CaMg(CO3)2 | 1 | 21106 | 9895 | ||
| Enstatite (*) | Pyroxene | Mg2Si2O6 | 1 | 21106 | 944 | ||
| Goethite (*) | Diaspore | FeO(OH) | 1 | 21104 | 7437 | ||
| Graphite (*) | None | C | 1 | 21108 | 2812 | ||
| Gypsum (*) | Gypsum | Ca(SO4)·2H2O | 1 | 21106 | 6890 | ||
| Jarosite (*) | Alunite | KFe3+3(SO4)2(OH)6 | 2 | 21104,21106 | 2228 | ||
| Magnetite (*) | Spinel | Fe2+Fe3+2O4 | 1 | 21106 | 14899 | ||
| Malachite (*) | Malachite | Cu2(CO3)(OH)2 | 1 | 21104 | 12537 | ||
| Natrojarosite (*) | Alunite | NaFe3+3(SO4)2(OH)6 | 1 | 21104 | 254 | ||
| Opal (*) | Amorphous | SiO2·nH2O | 2 | 21104,21106 | 2994 | ||
| Palygorskite (*) | Palygorskite Clay | (Mg,Al)2Si4O10(OH)·4H2O | 1 | 21104 | 306 | ||
| Phlogopite (*) | Mica Clay | KMg3(AlSi3O10)(OH)2 | 1 | 21104 | 2273 | ||
| Polydymite (*) | Spinel | Ni2+Ni3+2S4 | 1 | 21106 | 131 | ||
| Prehnite (*) | Prehnite | Ca2Al(Si3Al)O10(OH)2 | 1 | 21104 | 1898 | ||
| Pyrite (*) | Pyrite | FeS2 | 1 | 21104 | 39462 | ||
| Pyrope (*) | Garnet | Mg3Al2(SiO4)3 | 1 | 21106 | 341 | ||
| Pyrrhotite (*) | Nickeline | Fe7S8 | 1 | 21104 | 9056 | ||
| Quartz (*) | Quartz | SiO2 | 3 | 21104,21106,21110 | 61156 | ||
| Rutile (*) | Rutile | TiO2 | 1 | 21104 | 5614 | ||
| Saponite (*) | Clay Smectite-vermiculite | (Ca,Na)0.3(Mg,Fe)3(Si,Al)4O10(OH)2·4H2O | 1 | 21106 | 301 | ||
| Sepiolite (*) | Sepiolite Clay | Mg4Si6O15(OH)2·6H2O | 1 | 21109 | 241 | ||
| Siderite (*) | Calcite | Fe(CO3) | 1 | 21104 | 6417 | ||
| Tremolite (*) | Amphibole | Ca2(Mg5.0-4.5Fe2+0.0-0.5)Si8O22(OH)2 | 1 | 21104 | 2562 | ||
| Vermiculite (*) | Clay Smectite-vermiculite | Mg0.7(Mg,Fe,Al)6(Si,Al)8O20(OH)4·8H2O | 1 | 21106 | 652 |
| Sample | Source Locality | Reference URL |
|---|---|---|
All locality data graciously provided by mindat.org
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