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. |
Aragonite | Calcite | Clay | Cristobalite | Ettringite | Gypsum | Mica | None | Northupite | Olivine |
Sapphirine | Smectite-vermiculite | 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 |
---|---|---|---|---|---|---|---|
Aragonite (*) | Aragonite | Ca(CO3) | 0 | 3250 | |||
Calcite (*) | Calcite | Ca(CO3) | 0 | 27770 | |||
Cristobalite (*) | Cristobalite | SiO2 | 0 | 453 | |||
Forsterite (*) | Olivine | Mg2(SiO4) | 0 | 1188 | |||
Gaylussite (*) | None | Na2Ca(CO3)2·5H2O | 0 | 57 | |||
Gypsum (*) | Gypsum | Ca(SO4)·2H2O | 0 | 6890 | |||
Montmorillonite (*) | Clay Smectite-vermiculite | (Na,Ca)0.3(Al,Mg)2Si4O10(OH)2·nH2O | 0 | 1508 | |||
Muscovite (*) | Mica Clay | KAl2(Si3Al)O10(OH)2 | 0 | 17380 | |||
Northupite (*) | Northupite | Na3Mg(CO3)2Cl | 0 | 31 | |||
Rhönite (*) | Sapphirine | Ca4[Mg8Fe3+2Ti2]O4[Si6Al6O36] | 0 | 47 | |||
Siderite (*) | Calcite | Fe(CO3) | 0 | 6417 | |||
Thaumasite (*) | Ettringite | Ca3Si(OH)6(CO3)(SO4)·12H2O | 0 | 183 | |||
Thénardite (*) | None | Na2(SO4) | 0 | 299 | |||
Thermonatrite (*) | None | Na2(CO3)·H2O | 0 | 64 | |||
Tridymite (*) | Tridymite | SiO2 | 0 | 458 | |||
Vaterite (*) | None | Ca(CO3) | 0 | 37 |
Sample | Source Locality | Reference URL |
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All locality data graciously provided by mindat.org
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