| 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 | Calcite | Chalcopyrite | Clay | Corundum | Mica | Nickeline | None | Pentlandite | Pyrite |
| Quartz | Rocksalt | Serpentine | Sphalerite | Spinel | 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 |
|---|---|---|---|---|---|---|---|
| Actinolite (*) | Amphibole | Ca2(Mg4.5-2.5Fe2+0.5-2.5)Si8O22(OH)2 | 2709 | 2701 | 0 | 3419 | |
| Antigorite (*) | Serpentine Clay | Mg3Si2O5(OH)4 | 2709 | 2701 | 0 | 708 | |
| Chalcopyrite (*) | Chalcopyrite | CuFeS2 | 2709 | 2701 | 0 | 27198 | |
| Chromite (*) | Spinel | Fe2+Cr2O4 | 2709 | 2701 | 0 | 3902 | |
| Dolomite (*) | None | CaMg(CO3)2 | 2709 | 2701 | 0 | 9895 | |
| Galena (*) | Rocksalt | PbS | 2709 | 2701 | 0 | 24243 | |
| Ilmenite (*) | Corundum | Fe2+Ti4+O3 | 2709 | 2701 | 0 | 5433 | |
| Magnesite (*) | Calcite | Mg(CO3) | 2709 | 2701 | 0 | 1487 | |
| Magnetite (*) | Spinel | Fe2+Fe3+2O4 | 2709 | 2701 | 0 | 14899 | |
| Muscovite (*) | Mica Clay | KAl2(Si3Al)O10(OH)2 | 2709 | 2701 | 0 | 17380 | |
| Nickeline (*) | Nickeline | NiAs | 2709 | 2701 | 0 | 633 | |
| Gersdorffite-Pa3 (*) | Pyrite | NiAsS | 2709 | 2701 | 0 | 767 | |
| Pentlandite (*) | Pentlandite | (Ni,Fe)9S8 | 2709 | 2701 | 0 | 1512 | |
| Pyrite (*) | Pyrite | FeS2 | 2709 | 2701 | 0 | 39462 | |
| Pyrrhotite (*) | Nickeline | Fe7S8 | 2709 | 2701 | 0 | 9056 | |
| Quartz (*) | Quartz | SiO2 | 2709 | 2701 | 0 | 61156 | |
| Sphalerite (*) | Sphalerite | ZnS | 2709 | 2701 | 0 | 21482 | |
| Talc (*) | Clay Talc | Mg3Si4O10(OH)2 | 2709 | 2701 | 0 | 3337 | |
| Tremolite (*) | Amphibole | Ca2(Mg5.0-4.5Fe2+0.0-0.5)Si8O22(OH)2 | 2709 | 2701 | 0 | 2562 |
| Age ID | Locality Notes |
|---|---|
| Michelle_604 | Ni-Cu sulfides in komatiite |
| Excel ID | Max Age (Ma) | Min Age (Ma) | Age as listed in reference | Dating Method | Age Interpret | Prioritized? | Sample Source | Sample Num | Run Num | Age from other Locality | Dated Mineral | Minerals explicitely stated as having this age | Age applies to these Elements | MinDat Locality ID | Dated Locality (Max Age) | Location as listed in reference | Reference | Reference DOI | Reference ID | Age Notes | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| EG90_845-00003 | 2678 | 2670 | 2674±4 | Pb-Pb | zircon | Yes | Zircon | 223 | Kalgoorlie-Boulder Shire, Western Australia, Australia | Kent and McDougall (1995) | 10.2113/gsecongeo.90.4.845 | EG90_845 | |||||||||
| Hg-00117 | 2680 | 2600 | Ar-Ar, U-Pb | high | Yes | Coloradoite | Hg | 223 | Kalgoorlie-Boulder Shire, Western Australia, Australia | Kent and McDougall (1995) | 10.2113/gsecongeo.90.4.845 | EG90_845 | |||||||||
| Michelle_604 | 2709 | 2701 | 2705±4 | Age of deposit or general age of the metallogenic province | Ni, Cu | 146969 | Carnilya Hill Ni Mine, Mount Monger, Mount Monger Goldfield, Kalgoorlie-Boulder Shire, Western Australia, Australia | Carnilya Hill | Hoatson et al. (2006) | 10.1016/j.oregeorev.2006.05.002 | OGR29_177 | See Table. 1 Global resources of nickel metal and ages of the major nickel sulfide deposits of the world. Age can refer to the age of a specific nickel sulfide deposit, or the general age of the metallogenic province containing nickel deposits that are similar to a dated deposit (e.g. 2705 Ma Komatiite-hosted deposits in the Eastern Goldfields Province). Dates on felsic volcanic rocks that include komatiites are consistent with an inferred eruption age for these komatiites of c. 2705 Ma. |
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