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 | Amphibole | Clay | None | Talc |
Anthophyllite (*) | Opal (*) | Talc (*) |
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 |
---|---|---|---|---|---|---|---|
Anthophyllite (*) | Amphibole | Mg2Mg5Si8O22(OH)2 | 0 | 718 | |||
Opal (*) | Amorphous | SiO2·nH2O | 0 | 2994 | |||
Talc (*) | Clay Talc | Mg3Si4O10(OH)2 | 0 | 3337 |
Sample | Source Locality | Reference URL |
---|---|---|
All locality data graciously provided by mindat.org
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