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. |
Amphibole | Chlorite | Clay | None | Talc |
Actinolite (*) | Clinochlore (*) | Talc (*) | Tremolite (*) |
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 |
---|---|---|---|---|---|---|---|
Actinolite (*) | Amphibole | Ca2(Mg4.5-2.5Fe2+0.5-2.5)Si8O22(OH)2 | 1 | 20067 | 3419 | ||
Clinochlore (*) | Chlorite Clay | Mg5Al(AlSi3O10)(OH)8 | 1 | 20067 | 1756 | ||
Talc (*) | Clay Talc | Mg3Si4O10(OH)2 | 1 | 20067 | 3337 | ||
Tremolite (*) | Amphibole | Ca2(Mg5.0-4.5Fe2+0.0-0.5)Si8O22(OH)2 | 1 | 20067 | 2562 |
Sample | Source Locality | Reference URL |
---|---|---|
All locality data graciously provided by mindat.org
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