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| 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 |
|---|---|---|---|---|---|---|---|
| Abernathyite (*) | Natroautunite | K(UO2)(AsO4)·3H2O | 246 | 213 | 1 | 107309 | 16 |
| Albite (*) | Feldspar | Na(AlSi3O8) | 1 | 107302 | 8803 | ||
| Almandine (*) | Garnet | Fe2+3Al2(SiO4)3 | 1 | 107336 | 2353 | ||
| Andalusite (*) | Andalusite | Al2SiO5 | 2 | 107320,107321 | 1310 | ||
| Anhydrite (*) | Not in a structural group | Ca(SO4) | 1 | 107296 | 1588 | ||
| Anorthite (*) | Feldspar | Ca(Al2Si2O8) | 1 | 107305 | 1036 | ||
| Aragonite (*) | Aragonite | Ca(CO3) | 3 | 107296,107325,107348 | 3250 | ||
| Ardealite (*) | Gypsum | Ca2(PO3OH)(SO4)·4H2O | 1 | 107332 | 30 | ||
| Arsenopyrite (*) | Arsenopyrite | FeAsS | 1378 | 213 | 8 | 107282,107285,107286,107287,107288,107309,107311,107342 | 9052 |
| Arsenuranylite (*) | Phosphuranylite | Ca(UO2)4(AsO4)2(OH)4·6H2O | 246 | 213 | 1 | 107309 | 7 |
| Augite (*) | Pyroxene | (Ca,Mg,Fe)2Si2O6 | 3 | 107296,107305,107336 | 2060 | ||
| Autunite (*) | Autunite | Ca(UO2)2(PO4)2·10-12H2O | 215 | 213 | 1 | 107311 | 1272 |
| Barringerite (*) | Barringerite | (Fe,Ni)2P | 1 | 107296 | 22 | ||
| Bassanite (*) | Rhabdophane | Ca(SO4)·0.5H2O | 1 | 107296 | 82 | ||
| Bavenite (*) | None | Ca4Be2+xAl2-xSi9O26-x(OH)2+x (x = 0 to 1) | 2 | 107301,107302 | 255 | ||
| Boltwoodite (*) | None | (K,Na)(UO2)(SiO3OH)·1.5H2O | 246 | 213 | 1 | 107309 | 67 |
| Boracite (*) | Boracite | Mg3B7O13Cl | 1 | 107339 | 57 | ||
| Britholite-(Ce) (*) | Apatite | (Ce,Ca)5(SiO4)3(OH) | 1 | 107339 | 115 | ||
| Calcite (*) | Calcite | Ca(CO3) | 263 | 212 | 6 | 107296,107301,107302,107316,107325,107339 | 27770 |
| Carlsbergite (*) | Rocksalt | CrN | 1 | 107298 | 26 | ||
| Carnotite (*) | None | K2(UO2)2(VO4)2·3H2O | 246 | 213 | 1 | 107309 | 1184 |
| Cassiterite (*) | Rutile | SnO2 | 6 | 107281,107282,107285,107286,107287,107288 | 5171 | ||
| Celestine (*) | Baryte | Sr(SO4) | 1 | 107325 | 1252 | ||
| Chalcocite (*) | None | Cu2S | 246 | 213 | 1 | 107309 | 5707 |
| Chalcopyrite (*) | Chalcopyrite | CuFeS2 | 1378 | 1304 | 2 | 107339,107342 | 27198 |
| Chloritoid (*) | Chloritoid | Fe2+Al2O(SiO4)(OH)2 | 1 | 107320 | 376 | ||
| Chromite (*) | Spinel | Fe2+Cr2O4 | 246 | 213 | 7 | 107290,107296,107305,107310,107312,107318,107337 | 3902 |
| Chrysotile (*) | Serpentine Clay | Mg3Si2O5(OH)4 | 1 | 107296 | 951 | ||
| Clausthalite (*) | Rocksalt | PbSe | 246 | 213 | 1 | 107309 | 281 |
| Clinochlore (*) | Chlorite Clay | Mg5Al(AlSi3O10)(OH)8 | 1 | 107302 | 1756 | ||
| Clinoenstatite (*) | Pyroxene | Mg2Si2O6 | 1 | 107296 | 94 | ||
| Coffinite (*) | Zircon | U(SiO4)·nH2O | 246 | 213 | 1 | 107309 | 566 |
| Copiapite (*) | Copiapite | Fe2+Fe3+4(SO4)6(OH)2·20H2O | 215 | 213 | 1 | 107311 | 382 |
| Copper (*) | Copper | Cu | 1 | 107318 | 3846 | ||
| Cordierite (*) | Beryl | Mg2Al4Si5O18 | 2 | 107283,107320 | 1008 | ||
| Cronstedtite (*) | Clay Serpentine | (Fe2+,Fe3+)3(Si,Fe3+)2O5(OH)4 | 1 | 107296 | 54 | ||
| Daubréelite (*) | Spinel | FeCr2S4 | 1 | 107296 | 157 | ||
| Digenite (*) | Digenite | Cu1.8S | 215 | 213 | 1 | 107311 | 1027 |
| Diopside (*) | Pyroxene | CaMgSi2O6 | 1 | 107296 | 4135 | ||
| Dolomite (*) | None | CaMg(CO3)2 | 1 | 107296 | 9895 | ||
| Dufrénite (*) | Dufrénite | Ca0.5Fe2+Fe3+5(PO4)4(OH)6·2H2O | 1 | 107284 | 139 | ||
| Enstatite (*) | Pyroxene | Mg2Si2O6 | 1 | 107296 | 944 | ||
| Epidote (*) | Epidote Clinozoisite | Ca2(Al2Fe3+)[Si2O7][SiO4]O(OH) | 3 | 107301,107302,107337 | 8173 | ||
| Fayalite (*) | Olivine | Fe2+2(SiO4) | 1 | 107296 | 371 | ||
| Fluorite (*) | Fluorite | CaF2 | 2 | 107301,107302 | 9617 | ||
| Forsterite (*) | Olivine | Mg2(SiO4) | 1 | 107296 | 1188 | ||
| Galena (*) | Rocksalt | PbS | 1378 | 1304 | 1 | 107342 | 24243 |
| Goethite (*) | Diaspore | FeO(OH) | 1 | 107348 | 7437 | ||
| Gold (*) | Copper | Au | 1378 | 212 | 12 | 107283,107289,107299,107307,107313,107316,107317,107323,107327,107328,107329,107342 | 30554 |
| Guanine (*) | None | C5H3(NH2)N4O | 0 | 0 | 1 | 107340 | 7 |
| Gypsum (*) | Gypsum | Ca(SO4)·2H2O | 3 | 107296,107332,107343 | 6890 | ||
| Hedenbergite (*) | Pyroxene | CaFe2+Si2O6 | 1 | 107339 | 741 | ||
| Hibonite (*) | Magnetoplumbite | CaAl12O19 | 1 | 107296 | 80 | ||
| Nováčekite-I (*) | None | Mg(UO2)2(AsO4)2·12H2O | 246 | 213 | 1 | 107309 | 55 |
| Hydroxylapatite (*) | Apatite | Ca5(PO4)3OH | 1 | 107332 | 367 | ||
| Ilmenite (*) | Corundum | Fe2+Ti4+O3 | 246 | 213 | 8 | 107290,107296,107305,107310,107318,107334,107336,107337 | 5433 |
| Iriginite (*) | None | (UO2)Mo6+2O7·3H2O | 215 | 213 | 1 | 107311 | 15 |
| Iron (*) | Iron | Fe | 246 | 213 | 7 | 107290,107296,107298,107305,107310,107312,107318 | 1089 |
| Isocubanite (*) | Sphalerite Cubanite | CuFe2S3 | 246 | 213 | 3 | 107310,107312,107318 | 191 |
| Jordisite (*) | Amorphous | MoS2 | 215 | 213 | 1 | 107311 | 102 |
| Kosmochlor (*) | Pyroxene | NaCr3+Si2O6 | 1 | 107298 | 13 | ||
| Kyanite (*) | Not in a structural group | Al2OSiO4 | 2 | 107337,107344 | 1507 | ||
| Laumontite (*) | Not in a structural group | CaAl2Si4O12·4H2O | 246 | 213 | 1 | 107309 | 1271 |
| Lithiophorite (*) | None | (Al,Li)(Mn4+,Mn3+)O2(OH)2 | 1 | 107297 | 210 | ||
| Löllingite (*) | Löllingite | FeAs2 | 215 | 213 | 1 | 107311 | 762 |
| Mackinawite (*) | None | (Fe,Ni)1+xS (x = 0-0.07) | 246 | 213 | 2 | 107310,107312 | 451 |
| Magnetite (*) | Spinel | Fe2+Fe3+2O4 | 5 | 107296,107305,107334,107336,107337 | 14899 | ||
| Merrillite (*) | Cerite | Ca9NaMg(PO4)7 | 1 | 107305 | 230 | ||
| Meta-autunite (*) | Meta-autunite | Ca(UO2)2(PO4)2·6H2O | 215 | 213 | 1 | 107311 | 388 |
| Metakahlerite (*) | None | Fe2+(UO2)2(AsO4)2·8H2O | 215 | 213 | 1 | 107311 | 18 |
| Metatorbernite (*) | None | Cu(UO2)2(PO4)2·8H2O | 215 | 213 | 1 | 107311 | 443 |
| Metauranospinite (*) | None | Ca(UO2)2(AsO4)2·8H2O | 246 | 213 | 1 | 107309 | 14 |
| Metazeunerite (*) | None | Cu(UO2)2(AsO4)2·8H2O | 215 | 213 | 1 | 107311 | 182 |
| Microcline (*) | Feldspar | K(AlSi3O8) | 1 | 107302 | 4924 | ||
| Molybdenite (*) | Molybdenite | MoS2 | 246 | 213 | 6 | 107285,107286,107287,107288,107309,107339 | 5800 |
| Montmorillonite (*) | Clay Smectite-vermiculite | (Na,Ca)0.3(Al,Mg)2Si4O10(OH)2·nH2O | 1 | 107296 | 1508 | ||
| Muscovite (*) | Mica Clay | KAl2(Si3Al)O10(OH)2 | 1 | 107302 | 17380 | ||
| Opal (*) | Amorphous | SiO2·nH2O | 1 | 107332 | 2994 | ||
| Orthoclase (*) | Feldspar | K(AlSi3O8) | 1 | 107348 | 2349 | ||
| Paratacamite (*) | Atacamite | Cu3(Cu,Zn)Cl2(OH)6 | 246 | 213 | 1 | 107309 | 158 |
| Uranophane-β (*) | None | Ca(UO2)2(SiO3OH)2·5H2O | 215 | 213 | 1 | 107311 | 144 |
| Pentlandite (*) | Pentlandite | (Ni,Fe)9S8 | 1378 | 1304 | 2 | 107296,107342 | 1512 |
| Perovskite (*) | Perovskite | CaTiO3 | 1 | 107296 | 495 | ||
| Phosphuranylite (*) | Phosphuranylite | KCa(H3O)3(UO2)7(PO4)4O4·8H2O | 246 | 213 | 1 | 107309 | 182 |
| Pickeringite (*) | Halotrichite | MgAl2(SO4)4·22H2O | 215 | 213 | 1 | 107311 | 265 |
| Planerite (*) | Turquoise | Al6(PO4)2(PO3OH)2(OH)8·4H2O | 1 | 107284 | 43 | ||
| Powellite (*) | Scheelite | Ca(MoO4) | 1 | 107339 | 494 | ||
| Pseudorutile (*) | Tivanite | Fe3+2Ti4+3O9 | 1 | 107337 | 30 | ||
| Pyrite (*) | Pyrite | FeS2 | 1378 | 213 | 3 | 107309,107339,107342 | 39462 |
| Pyrolusite (*) | Rutile | MnO2 | 2 | 107284,107295 | 3106 | ||
| Pyrrhotite (*) | Nickeline | Fe7S8 | 2 | 107296,107339 | 9056 | ||
| Quartz (*) | Quartz | SiO2 | 1378 | 212 | 14 | 107282,107289,107293,107302,107303,107313,107316,107317,107321,107328,107337,107339,107342,107348 | 61156 |
| Romanèchite (*) | None | (Ba,H2O)2(Mn4+,Mn3+)5O10 | 1 | 107284 | 312 | ||
| Rutile (*) | Rutile | TiO2 | 5 | 107296,107305,107334,107337,107348 | 5614 | ||
| Sabugalite (*) | None | HAl(UO2)4(PO4)4·16H2O | 246 | 213 | 1 | 107309 | 87 |
| Scheelite (*) | Scheelite | Ca(WO4) | 1 | 107339 | 4894 | ||
| Schreibersite (*) | None | (Fe,Ni)3P | 3 | 107296,107298,107305 | 374 | ||
| Scorodite (*) | None | Fe3+(AsO4)·2H2O | 4 | 107285,107286,107287,107288 | 1153 | ||
| Silver (*) | Copper | Ag | 1378 | 1304 | 1 | 107342 | 5186 |
| Sphalerite (*) | Sphalerite | ZnS | 1378 | 1304 | 2 | 107339,107342 | 21482 |
| Spinel (*) | Spinel | MgAl2O4 | 2 | 107296,107337 | 1934 | ||
| Strengite (*) | None | Fe3+(PO4)·2H2O | 0 | 0 | 1 | 107340 | 263 |
| Struvite (*) | Struvite | (NH4)Mg(PO4)·6H2O | 0 | 0 | 1 | 107341 | 30 |
| Sulphur (*) | Sulphur | S | 1 | 107296 | 2045 | ||
| Taenite (*) | None | (Ni,Fe) | 246 | 213 | 4 | 107290,107305,107312,107318 | 703 |
| Taranakite (*) | Taranakite | K3Al5(PO3OH)6(PO4)2·18H2O | 1 | 107332 | 57 | ||
| Tennantite-(Fe) (*) | Tetrahedrite | Cu6(Cu4Fe2)As4S13 | 246 | 213 | 1 | 107309 | 1803 |
| Teschemacherite (*) | None | (NH4)H(CO3) | 0 | 0 | 1 | 107340 | 6 |
| Tetrahedrite-(Zn) (*) | Tetrahedrite | Cu6(Cu4Zn2)Sb4S13 | 246 | 213 | 1 | 107309 | 5317 |
| Tochilinite (*) | Tochilinite | 6(Fe0.9S)·5[(Mg,Fe)(OH)2] | 1 | 107296 | 56 | ||
| Todorokite (*) | None | (Na,Ca,K,Ba,Sr)1-x(Mn,Mg,Al)6O12·3-4H2O | 1 | 107284 | 433 | ||
| Torbernite (*) | None | Cu(UO2)2(PO4)2·12H2O | 215 | 213 | 1 | 107311 | 1059 |
| Tridymite (*) | Tridymite | SiO2 | 1 | 107305 | 458 | ||
| Troilite (*) | None | FeS | 246 | 213 | 7 | 107290,107296,107298,107305,107310,107312,107318 | 1044 |
| Tungsten (*) | Iron | W | 1 | 107339 | 23 | ||
| Uraninite (*) | Fluorite | UO2 | 215 | 213 | 2 | 107309,107311 | 2718 |
| Uranophane-α (*) | None | Ca(UO2)2(SiO3OH)2·5H2O | 215 | 213 | 1 | 107311 | 890 |
| Uranospathite (*) | None | (Al, )(UO2)2F(PO4)2·20H2O | 215 | 213 | 1 | 107311 | 20 |
| Uranospinite (*) | None | Ca(UO2)2(AsO4)2·10H2O | 215 | 213 | 1 | 107311 | 51 |
| Variscite (*) | None | Al(PO4)·2H2O | 1 | 107332 | 301 | ||
| Vesuvianite (*) | Vesuvianite | (Ca,Na)19(Al,Mg,Fe)13(SiO4)10(Si2O7)4(OH,F,O)10 | 1 | 107339 | 1395 | ||
| Whitlockite (*) | Cerite | Ca9Mg(PO3OH)(PO4)6 | 1 | 107332 | 104 | ||
| Zeunerite (*) | Autunite | Cu(UO2)2(AsO4)2·12H2O | 215 | 213 | 1 | 107311 | 185 |
| Zircon (*) | Zircon | Zr(SiO4) | 7 | 107290,107334,107336,107337,107339,107345,107346 | 5251 |
| Age ID | Locality Notes |
|---|---|
| Giersdorf_00000797 | The Rietkuil Mine is part of the Karoo Basin and the Elliot Formation of the Karoo Supergroup. The overall mineral area is referred to as the Beaufort West Uranium Deposits |
| Giersdorf_00000798 | The Beaufort West Uranium Deposits is a series of uranium deposits found in the metamorphic belt of the Cape of Africa |
| Giersdorf_00000799 | The Karoo Basin is a widespread sedimentary sequence that covers the majority of the country of South Africa |
| Giersdorf_00000800 | The Karoo Basin is a widespread sedimentary sequence that covers the majority of the country of South Africa |
| Giersdorf_00000801 | The Karoo Basin is a widespread sedimentary sequence that covers the majority of the country of South Africa |
| Giersdorf_00000803 | The Karoo Basin is a widespread sedimentary sequence that covers the majority of the country of South Africa |
| Giersdorf_00000804 | The Karoo Basin is a widespread sedimentary sequence that covers the majority of the country of South Africa |
| Jen_0001037 | MAGMATIC STYLE: Heart-shaped 1.5 km diameter intrusion of at least four carbonatite types. ASSOCIATED SILICATE ROCKS: Ijolite, biotite pyroxenite, melteigite, jacupirangite, foyaite and fenite. |
| Michelle_0025 | Guano deposit |
| 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_00000799 | 263 | 253 | 258±5 | Ar-Ar | 236269 | Central Karoo District, Western Cape, South Africa | Karoo Basin | Bordy et al. (2005) | 10.2113/108.3.454 | SAJG107_397 | Age given for a minor plateau-forming event of the Karoo Basin supergroup | ||||||||||
| Giersdorf_00000800 | 250 | 246 | 248±2 | Ar-Ar | 236269 | Central Karoo District, Western Cape, South Africa | Karoo Basin | Bordy et al. (2005) | 10.2113/108.3.454 | SAJG107_397 | Age given for a major plateau-forming event of the Karoo Basin supergroup | ||||||||||
| Giersdorf_00000801 | 218 | 212 | 215±3 | U-Pb | Age given in support of earlier works by Gentle el al. (1978) due to its consistency in its findings | zircon | Zircon | 236269 | Central Karoo District, Western Cape, South Africa | Karoo Basin | Bordy et al. (2005) | 10.2113/108.3.454 | SAJG107_397 | Age of tectonically-driven fluid migration in the southern Karoo | |||||||
| Giersdorf_00000803 | 250 | 244 | 247±3 | Age given in support of earlier works by Gentle el al. (1978) due to its consistency in its findings | 236269 | Central Karoo District, Western Cape, South Africa | Karoo Basin | Bordy et al. (2005) | 10.2113/108.3.454 | SAJG107_397 | Age attributed to a metamorphic event of the Karoo group | ||||||||||
| Giersdorf_00000804 | 260 | 256 | 258±2 | Age given in support of earlier works by Gentle el al. (1978) due to its consistency in its findings | 236269 | Central Karoo District, Western Cape, South Africa | Karoo Basin | Bordy et al. (2005) | 10.2113/108.3.454 | SAJG107_397 | Age attributed to a metamorphic event of the Karoo group | ||||||||||
| Giersdorf_00000798 | 246 | 217 | 246-217 | U-Pb | Age given in support of earlier works by Gentle el al. (1978) due to its consistency in its findings | 56312 | Beaufort West, Central Karoo District, Western Cape, South Africa | Beaufort West | Bordy et al. (2005) | 10.2113/108.3.454 | SAJG107_397 | Pb207-U235 age | |||||||||
| Giersdorf_00000797 | 215 | 213 | 215-213 | U-Pb | Age given in support of earlier works by Gentle el al. (1978) due to its consistency in its findings | 56313 | Rietkuil, Beaufort West, Central Karoo District, Western Cape, South Africa | Rietkuil | Bordy et al. (2005) | 10.2113/108.3.454 | SAJG107_397 | Pb207-U235 age | |||||||||
| Michelle_0025 | 0 | 0 | 0 | 31410 | Saldanha Bay, West Coast District, Western Cape, South Africa | Saldanha Bay | |||||||||||||||
| Jen_0001037 | 1378 | 1304 | 1341±37 | Rb-Sr | 230318 | Spitskop Deposit, West Coast District, Western Cape, South Africa | Spitskop | Woolley and Kjarsgaard (2008) | 10.4095/225115 | GSCOF5796 |
| Sample | Source Locality | Reference URL |
|---|---|---|
All locality data graciously provided by mindat.org
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