| 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 | Apatite | Calcite | Clay | Corundum | Malachite | Mica | None | Quartz | Serpentine |
| Spinel | Talc |
| Antigorite (*) | Chromite (*) | Hydroxylapatite (*) | Ilmenite (*) | Magnesite (*) |
| Malachite (*) | Muscovite (*) | Quartz (*) | 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 |
|---|---|---|---|---|---|---|---|
| Antigorite (*) | Serpentine Clay | Mg3Si2O5(OH)4 | 1 | 201200 | 708 | ||
| Chromite (*) | Spinel | Fe2+Cr2O4 | 1 | 201200 | 3902 | ||
| Hydroxylapatite (*) | Apatite | Ca5(PO4)3OH | 1 | 201200 | 367 | ||
| Ilmenite (*) | Corundum | Fe2+Ti4+O3 | 1 | 201198 | 5433 | ||
| Magnesite (*) | Calcite | Mg(CO3) | 1 | 201200 | 1487 | ||
| Malachite (*) | Malachite | Cu2(CO3)(OH)2 | 0 | 12537 | |||
| Muscovite (*) | Mica Clay | KAl2(Si3Al)O10(OH)2 | 1 | 201201 | 17380 | ||
| Quartz (*) | Quartz | SiO2 | 2 | 201198,201201 | 61156 | ||
| Talc (*) | Clay Talc | Mg3Si4O10(OH)2 | 2 | 201199,201200 | 3337 | ||
| Tremolite (*) | Amphibole | Ca2(Mg5.0-4.5Fe2+0.0-0.5)Si8O22(OH)2 | 2 | 201199,201200 | 2562 |
| Sample | Source Locality | Reference URL |
|---|---|---|
| R060180 | Holly Springs, Cherokee Co., Georgia, USA | https://rruff.info/R060180 |
All locality data graciously provided by mindat.org
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