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 | Baryte | Calcite | Clay | Corundum | Cristobalite | Diaspore | Feldspar | Gypsum | Lazulite |
Marcasite | None | Quartz | Rocksalt | Smectite-vermiculite | Spinel | Tridymite |
Baryte (*) | Cristobalite (*) | Goethite (*) | Gypsum (*) | Hematite (*) |
Ilmenite (*) | Lazulite (*) | Magnetite (*) | Marcasite (*) | Opal (*) |
Quartz (*) | Sanidine (*) | Saponite (*) | Siderite (*) | Sylvite (*) |
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 |
---|---|---|---|---|---|---|---|
Baryte (*) | Baryte | Ba(SO4) | 0 | 11547 | |||
Cristobalite (*) | Cristobalite | SiO2 | 0 | 453 | |||
Goethite (*) | Diaspore | FeO(OH) | 0 | 7437 | |||
Gypsum (*) | Gypsum | Ca(SO4)·2H2O | 0 | 6890 | |||
Hematite (*) | Corundum | Fe2O3 | 0 | 14640 | |||
Ilmenite (*) | Corundum | Fe2+Ti4+O3 | 0 | 5433 | |||
Lazulite (*) | Lazulite | MgAl2(PO4)2(OH)2 | 0 | 232 | |||
Magnetite (*) | Spinel | Fe2+Fe3+2O4 | 0 | 14899 | |||
Marcasite (*) | Marcasite | FeS2 | 0 | 5674 | |||
Opal (*) | Amorphous | SiO2·nH2O | 0 | 2994 | |||
Quartz (*) | Quartz | SiO2 | 0 | 61156 | |||
Sanidine (*) | Feldspar | K(AlSi3O8) | 0 | 598 | |||
Saponite (*) | Clay Smectite-vermiculite | (Ca,Na)0.3(Mg,Fe)3(Si,Al)4O10(OH)2·4H2O | 0 | 301 | |||
Siderite (*) | Calcite | Fe(CO3) | 0 | 6417 | |||
Sylvite (*) | Rocksalt | KCl | 0 | 275 | |||
Tridymite (*) | Tridymite | SiO2 | 0 | 458 |
Sample | Source Locality | Reference URL |
---|---|---|
All locality data graciously provided by mindat.org
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