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 |
---|---|---|---|---|---|---|---|
Antigorite (*) | Serpentine Clay | Mg3Si2O5(OH)4 | 261 | 259 | 0 | 708 | |
Calcite (*) | Calcite | Ca(CO3) | 261 | 259 | 0 | 27770 | |
Chalcopyrite (*) | Chalcopyrite | CuFeS2 | 261 | 259 | 0 | 27198 | |
Chondrodite (*) | Humite | Mg5(SiO4)2F2 | 261 | 259 | 0 | 285 | |
Chrysotile (*) | Serpentine Clay | Mg3Si2O5(OH)4 | 261 | 259 | 0 | 951 | |
Clinohumite (*) | Humite | Mg9(SiO4)4F2 | 261 | 259 | 0 | 236 | |
Clinozoisite (*) | Clinozoisite Epidote | Ca2Al3[Si2O7][SiO4]O(OH) | 261 | 259 | 0 | 1025 | |
Cordierite (*) | Beryl | Mg2Al4Si5O18 | 261 | 259 | 0 | 1008 | |
Cummingtonite (*) | Amphibole | Mg2Mg5Si8O22(OH)2 | 261 | 259 | 0 | 327 | |
Diopside (*) | Pyroxene | CaMgSi2O6 | 261 | 259 | 0 | 4135 | |
Dolomite (*) | None | CaMg(CO3)2 | 261 | 259 | 0 | 9895 | |
Dravite (*) | Tourmaline | NaMg3Al6(Si6O18)(BO3)3(OH)3(OH) | 261 | 259 | 0 | 648 | |
Fluorapatite (*) | Apatite | Ca5(PO4)3F | 261 | 259 | 0 | 2740 | |
Forsterite (*) | Olivine | Mg2(SiO4) | 261 | 259 | 0 | 1188 | |
Goethite (*) | Diaspore | FeO(OH) | 261 | 259 | 0 | 7437 | |
Graphite (*) | None | C | 261 | 259 | 0 | 2812 | |
Grossular (*) | Garnet | Ca3Al2(SiO4)3 | 261 | 259 | 1 | 106291 | 1544 |
Hedenbergite (*) | Pyroxene | CaFe2+Si2O6 | 261 | 259 | 0 | 741 | |
Hematite (*) | Corundum | Fe2O3 | 261 | 259 | 0 | 14640 | |
Hercynite (*) | Spinel | Fe2+Al2O4 | 261 | 259 | 0 | 407 | |
Ilmenite (*) | Corundum | Fe2+Ti4+O3 | 261 | 259 | 0 | 5433 | |
Magnesio-hornblende (*) | Amphibole | Ca2(Mg4Al)(Si7Al)O22(OH)2 | 261 | 259 | 0 | 238 | |
Marialite (*) | Scapolite | Na4Al3Si9O24Cl | 261 | 259 | 0 | 139 | |
Meionite (*) | Scapolite | Ca4Al6Si6O24(CO3) | 261 | 259 | 0 | 176 | |
Microcline (*) | Feldspar | K(AlSi3O8) | 261 | 259 | 0 | 4924 | |
Muscovite (*) | Mica Clay | KAl2(Si3Al)O10(OH)2 | 261 | 259 | 0 | 17380 | |
Nontronite (*) | Clay Smectite-vermiculite | Na0.3Fe3+2(Si,Al)4O10(OH)2·nH2O | 261 | 259 | 0 | 471 | |
Opal (*) | Amorphous | SiO2·nH2O | 261 | 259 | 0 | 2994 | |
Phlogopite (*) | Mica Clay | KMg3(AlSi3O10)(OH)2 | 261 | 259 | 0 | 2273 | |
Pyrite (*) | Pyrite | FeS2 | 261 | 259 | 0 | 39462 | |
Pyrrhotite (*) | Nickeline | Fe7S8 | 261 | 259 | 0 | 9056 | |
Quartz (*) | Quartz | SiO2 | 261 | 259 | 0 | 61156 | |
Saponite (*) | Clay Smectite-vermiculite | (Ca,Na)0.3(Mg,Fe)3(Si,Al)4O10(OH)2·4H2O | 261 | 259 | 0 | 301 | |
Spinel (*) | Spinel | MgAl2O4 | 261 | 259 | 0 | 1934 | |
Talc (*) | Clay Talc | Mg3Si4O10(OH)2 | 261 | 259 | 0 | 3337 | |
Titanite (*) | Titanite | CaTi(SiO4)O | 261 | 259 | 0 | 4899 | |
Tremolite (*) | Amphibole | Ca2(Mg5.0-4.5Fe2+0.0-0.5)Si8O22(OH)2 | 261 | 259 | 0 | 2562 | |
Wollastonite (*) | Wollastonite | CaSiO3 | 261 | 259 | 0 | 1247 | |
Zoisite (*) | Epidote | Ca2Al3[Si2O7][SiO4]O(OH) | 261 | 259 | 0 | 1025 |
Age ID | Locality Notes |
---|---|
Giersdorf_00000802 | The Eshowe Formation is part of the sediments of the KwaZulu-Natal area of South Africa |
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 | |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Giersdorf_00000802 | 261 | 259 | 260±1 | Age given in support of earlier works by Gentle el al. (1978) due to its consistency in its findings | Yes | 57245 | Eshowe, Uthungulu District, KwaZulu-Natal, South Africa | Eshowe | Bordy et al. (2005) | 10.2113/108.3.454 | SAJG107_397 | Age of the clays of the Eshowe group |
Sample | Source Locality | Reference URL |
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