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. |
Calcite | Clay | Humite | Mica | None | Olivine | Spinel |
Calcite (*) | Clinohumite (*) | Forsterite (*) | Phlogopite (*) | 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 |
---|---|---|---|---|---|---|---|
Calcite (*) | Calcite | Ca(CO3) | 0 | 27770 | |||
Clinohumite (*) | Humite | Mg9(SiO4)4F2 | 0 | 236 | |||
Forsterite (*) | Olivine | Mg2(SiO4) | 0 | 1188 | |||
Phlogopite (*) | Mica Clay | KMg3(AlSi3O10)(OH)2 | 0 | 2273 | |||
Spinel (*) | Spinel | MgAl2O4 | 0 | 1934 |
Sample | Source Locality | Reference URL |
---|---|---|
All locality data graciously provided by mindat.org
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