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. |
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 | 251328 | 3419 | ||
Aegirine (*) | Pyroxene | NaFe3+Si2O6 | 1 | 251334 | 1022 | ||
Albite (*) | Feldspar | Na(AlSi3O8) | 2 | 251328,251334 | 8803 | ||
Almandine (*) | Garnet | Fe2+3Al2(SiO4)3 | 2 | 251332,251334 | 2353 | ||
Ankerite (*) | None | Ca(Fe2+,Mg)(CO3)2 | 1 | 251334 | 3092 | ||
Anorthite (*) | Feldspar | Ca(Al2Si2O8) | 1 | 251334 | 1036 | ||
Anthophyllite (*) | Amphibole | Mg2Mg5Si8O22(OH)2 | 4 | 251328,251331,251334,251338 | 718 | ||
Antigorite (*) | Serpentine Clay | Mg3Si2O5(OH)4 | 460 | 460 | 1 | 251323 | 708 |
Arfvedsonite (*) | Amphibole | NaNa2(Fe2+4Fe3+)Si8O22(OH)2 | 1 | 251328 | 295 | ||
Augite (*) | Pyroxene | (Ca,Mg,Fe)2Si2O6 | 1 | 251332 | 2060 | ||
Calcite (*) | Calcite | Ca(CO3) | 1 | 251334 | 27770 | ||
Chalcopyrite (*) | Chalcopyrite | CuFeS2 | 1 | 251334 | 27198 | ||
Chromite (*) | Spinel | Fe2+Cr2O4 | 460 | 460 | 3 | 251323,251328,251338 | 3902 |
Chrysotile (*) | Serpentine Clay | Mg3Si2O5(OH)4 | 460 | 460 | 2 | 251323,251328 | 951 |
Clinochlore (*) | Chlorite Clay | Mg5Al(AlSi3O10)(OH)8 | 2 | 251326,251328 | 1756 | ||
Clinozoisite (*) | Clinozoisite Epidote | Ca2Al3[Si2O7][SiO4]O(OH) | 1 | 251334 | 1025 | ||
Corundum (*) | Corundum | Al2O3 | 10 | 251325,251326,251328,251329,251330,251331,251332,251333,251337,251339 | 1797 | ||
Cummingtonite (*) | Amphibole | Mg2Mg5Si8O22(OH)2 | 1 | 251334 | 327 | ||
Diaspore (*) | Diaspore | AlO(OH) | 1 | 251328 | 481 | ||
Diopside (*) | Pyroxene | CaMgSi2O6 | 1 | 251334 | 4135 | ||
Enstatite (*) | Pyroxene | Mg2Si2O6 | 2 | 251328,251334 | 944 | ||
Fayalite (*) | Olivine | Fe2+2(SiO4) | 460 | 460 | 1 | 251322 | 371 |
Ferro-hornblende (*) | Amphibole | Ca2(Fe2+4Al)(Si7Al)O22(OH)2 | 1 | 251332 | 271 | ||
Ferrosilite (*) | Pyroxene | Fe2+2Si2O6 | 1 | 251334 | 84 | ||
Forsterite (*) | Olivine | Mg2(SiO4) | 460 | 460 | 1 | 251322 | 1188 |
Grossular (*) | Garnet | Ca3Al2(SiO4)3 | 1 | 251334 | 1544 | ||
Halloysite-7Å (*) | Clay Kaolinite | Al2Si2O5(OH)4 | 1 | 251329 | 52 | ||
Hematite (*) | Corundum | Fe2O3 | 1 | 251334 | 14640 | ||
Hercynite (*) | Spinel | Fe2+Al2O4 | 1 | 251334 | 407 | ||
Hydrobiotite (*) | Corrensite Clay | K(Mg,Fe2+)6(Si,Al)8O20(OH)4·nH2O | 2 | 251328,251332 | 49 | ||
Ilmenite (*) | Corundum | Fe2+Ti4+O3 | 1 | 251334 | 5433 | ||
Jadeite (*) | Pyroxene | NaAlSi2O6 | 1 | 251334 | 154 | ||
Kyanite (*) | Not in a structural group | Al2OSiO4 | 3 | 251332,251334,251339 | 1507 | ||
Magnesiohögbomite-2N3S (*) | None | (Mg,Fe,Zn,Ti)4(Al,Fe)10O19(OH) | 1 | 251330 | 4 | ||
Magnetite (*) | Spinel | Fe2+Fe3+2O4 | 3 | 251328,251330,251334 | 14899 | ||
Margarite (*) | Mica Clay | CaAl2Si2Al2O10(OH)2 | 2 | 251328,251332 | 168 | ||
Muscovite (*) | Mica Clay | KAl2(Si3Al)O10(OH)2 | 3 | 251332,251334,251339 | 17380 | ||
Népouite (*) | Serpentine Clay | Ni3Si2O5(OH)4 | 1 | 251328 | 66 | ||
Opal (*) | Amorphous | SiO2·nH2O | 1 | 251328 | 2994 | ||
Pentlandite (*) | Pentlandite | (Ni,Fe)9S8 | 1 | 251334 | 1512 | ||
Preiswerkite (*) | Mica | NaAlMg2(Si2Al2)O10(OH)2 | 1 | 251328 | 14 | ||
Pyrite (*) | Pyrite | FeS2 | 1 | 251334 | 39462 | ||
Pyrope (*) | Garnet | Mg3Al2(SiO4)3 | 2 | 251334,251339 | 341 | ||
Quartz (*) | Quartz | SiO2 | 5 | 251328,251332,251333,251334,251339 | 61156 | ||
Rutile (*) | Rutile | TiO2 | 3 | 251328,251334,251339 | 5614 | ||
Sillimanite (*) | Not in a structural group | Al2SiO5 | 4 | 251328,251332,251334,251339 | 1516 | ||
Spessartine (*) | Garnet | Mn2+3Al2(SiO4)3 | 1 | 251334 | 1214 | ||
Spinel (*) | Spinel | MgAl2O4 | 3 | 251328,251330,251332 | 1934 | ||
Staurolite (*) | Staurolite | Fe2+2Al9Si4O23(OH) | 2 | 251328,251334 | 978 | ||
Talc (*) | Clay Talc | Mg3Si4O10(OH)2 | 460 | 460 | 2 | 251323,251328 | 3337 |
Titanite (*) | Titanite | CaTi(SiO4)O | 1 | 251334 | 4899 | ||
Topaz (*) | Topaz | Al2SiO4F2 | 1 | 251333 | 1476 | ||
Tremolite (*) | Amphibole | Ca2(Mg5.0-4.5Fe2+0.0-0.5)Si8O22(OH)2 | 2 | 251328,251339 | 2562 | ||
Tschermakite (*) | Amphibole | Ca2(Mg3Al2)(Si6Al2)O22(OH)2 | 1 | 251334 | 73 | ||
Vermiculite (*) | Clay Smectite-vermiculite | Mg0.7(Mg,Fe,Al)6(Si,Al)8O20(OH)4·8H2O | 460 | 460 | 4 | 251323,251328,251337,251338 | 652 |
Wollastonite (*) | Wollastonite | CaSiO3 | 1 | 251334 | 1247 | ||
Zircon (*) | Zircon | Zr(SiO4) | 1 | 251334 | 5251 |
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 | |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
podchrome-01108 | 460 | 460 | Ordovician | Cr | 101237 | Deposit Number Nine (McGuire Or Maguire Vermiculite Property; Deposit No. 9; Ellijay Chromite Prospect; Higdon Asbestos Mine), Ellijay District, Cowee Valley, Macon Co., North Carolina, USA | Ellijay | Moiser et al. (2012) | USGSSIR2012_5157 |
Sample | Source Locality | Reference URL |
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