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 | 5 | 250113,250115,250118,250124,250125 | 3419 | ||
Albite (*) | Feldspar | Na(AlSi3O8) | 2 | 250115,250128 | 8803 | ||
Almandine (*) | Garnet | Fe2+3Al2(SiO4)3 | 1 | 250113 | 2353 | ||
Anorthite (*) | Feldspar | Ca(Al2Si2O8) | 5 | 250113,250115,250124,250125,250135 | 1036 | ||
Anthophyllite (*) | Amphibole | Mg2Mg5Si8O22(OH)2 | 3 | 250113,250118,250124 | 718 | ||
Antigorite (*) | Serpentine Clay | Mg3Si2O5(OH)4 | 1 | 250115 | 708 | ||
Augite (*) | Pyroxene | (Ca,Mg,Fe)2Si2O6 | 0 | 2060 | |||
Beryl (*) | Beryl | Be3Al2Si6O18 | 1 | 250115 | 4286 | ||
Brucite (*) | Brucite | Mg(OH)2 | 1 | 250125 | 462 | ||
Chromite (*) | Spinel | Fe2+Cr2O4 | 2 | 250115,250125 | 3902 | ||
Chrysotile (*) | Serpentine Clay | Mg3Si2O5(OH)4 | 1 | 250115 | 951 | ||
Clinochlore (*) | Chlorite Clay | Mg5Al(AlSi3O10)(OH)8 | 2 | 250115,250125 | 1756 | ||
Clinozoisite (*) | Clinozoisite Epidote | Ca2Al3[Si2O7][SiO4]O(OH) | 1 | 250113 | 1025 | ||
Corundum (*) | Corundum | Al2O3 | 13 | 250113,250114,250115,250116,250117,250118,250119,250120,250121,250124,250125,250128,250130 | 1797 | ||
Diaspore (*) | Diaspore | AlO(OH) | 1 | 250113 | 481 | ||
Diopside (*) | Pyroxene | CaMgSi2O6 | 2 | 250113,250125 | 4135 | ||
Edenite (*) | Amphibole | NaCa2Mg5(Si7Al)O22(OH)2 | 3 | 250113,250125,250135 | 160 | ||
Enstatite (*) | Pyroxene | Mg2Si2O6 | 2 | 250115,250125 | 944 | ||
Epidote (*) | Epidote Clinozoisite | Ca2(Al2Fe3+)[Si2O7][SiO4]O(OH) | 1 | 250113 | 8173 | ||
Ferro-actinolite (*) | Amphibole | Ca2(Mg2.5-0.0Fe2+2.5-5.0)Si8O22(OH)2 | 0 | 129 | |||
Ferro-pargasite (*) | Amphibole | NaCa2(Fe2+4Al)(Si6Al2)O22(OH)2 | 1 | 250135 | 54 | ||
Forsterite (*) | Olivine | Mg2(SiO4) | 3 | 250115,250124,250125 | 1188 | ||
Galaxite (*) | Spinel | Mn2+Al2O4 | 1 | 250125 | 43 | ||
Gold (*) | Copper | Au | 0 | 30554 | |||
Halloysite-7Å (*) | Clay Kaolinite | Al2Si2O5(OH)4 | 0 | 52 | |||
Harmotome (*) | Harmotome | Ba2(Si12Al4)O32·12H2O | 1 | 250115 | 290 | ||
Hematite (*) | Corundum | Fe2O3 | 1 | 250130 | 14640 | ||
Ilmenite (*) | Corundum | Fe2+Ti4+O3 | 2 | 250138,250147 | 5433 | ||
Kyanite (*) | Not in a structural group | Al2OSiO4 | 2 | 250115,250151 | 1507 | ||
Magnesio-hornblende (*) | Amphibole | Ca2(Mg4Al)(Si7Al)O22(OH)2 | 3 | 250113,250124,250135 | 238 | ||
Magnesiochromite (*) | Spinel | MgCr2O4 | 1 | 250125 | 311 | ||
Magnesite (*) | Calcite | Mg(CO3) | 1 | 250113 | 1487 | ||
Magnetite (*) | Spinel | Fe2+Fe3+2O4 | 2 | 250113,250138 | 14899 | ||
Margarite (*) | Mica Clay | CaAl2Si2Al2O10(OH)2 | 3 | 250115,250124,250125 | 168 | ||
Meionite (*) | Scapolite | Ca4Al6Si6O24(CO3) | 1 | 250128 | 176 | ||
Microcline (*) | Feldspar | K(AlSi3O8) | 1 | 250111 | 4924 | ||
Muscovite (*) | Mica Clay | KAl2(Si3Al)O10(OH)2 | 3 | 250111,250122,250125 | 17380 | ||
Nimite (*) | Chlorite Clay | (Ni,Mg,Al)6(Si,Al)4O10(OH)8 | 1 | 250125 | 15 | ||
Opal (*) | Amorphous | SiO2·nH2O | 1 | 250127 | 2994 | ||
Orthoclase (*) | Feldspar | K(AlSi3O8) | 1 | 250115 | 2349 | ||
Phenakite (*) | Phenakite | Be2(SiO4) | 1 | 250118 | 326 | ||
Phillipsite-Ca (*) | Harmotome | Ca3(Si10Al6)O32·12H2O | 1 | 250115 | 75 | ||
Preiswerkite (*) | Mica | NaAlMg2(Si2Al2)O10(OH)2 | 2 | 250115,250138 | 14 | ||
Quartz (*) | Quartz | SiO2 | 3 | 250111,250115,250130 | 61156 | ||
Rutile (*) | Rutile | TiO2 | 3 | 250132,250138,250147 | 5614 | ||
Sapphirine (*) | Sapphirine | Mg4(Mg3Al9)O4[Si3Al9O36] | 1 | 250125 | 129 | ||
Sillimanite (*) | Not in a structural group | Al2SiO5 | 4 | 250112,250126,250133,250151 | 1516 | ||
Spinel (*) | Spinel | MgAl2O4 | 3 | 250113,250115,250125 | 1934 | ||
Staurolite (*) | Staurolite | Fe2+2Al9Si4O23(OH) | 0 | 978 | |||
Talc (*) | Clay Talc | Mg3Si4O10(OH)2 | 4 | 250115,250118,250121,250125 | 3337 | ||
Titanite (*) | Titanite | CaTi(SiO4)O | 1 | 250113 | 4899 | ||
Tremolite (*) | Amphibole | Ca2(Mg5.0-4.5Fe2+0.0-0.5)Si8O22(OH)2 | 1 | 250125 | 2562 | ||
Tschermakite (*) | Amphibole | Ca2(Mg3Al2)(Si6Al2)O22(OH)2 | 1 | 250113 | 73 | ||
Vermiculite (*) | Clay Smectite-vermiculite | Mg0.7(Mg,Fe,Al)6(Si,Al)8O20(OH)4·8H2O | 5 | 250114,250115,250118,250128,250148 | 652 | ||
Zircon (*) | Zircon | Zr(SiO4) | 1 | 250138 | 5251 | ||
Zoisite (*) | Epidote | Ca2Al3[Si2O7][SiO4]O(OH) | 8 | 250113,250115,250116,250117,250119,250120,250124,250125 | 1025 |
Sample | Source Locality | Reference URL |
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All locality data graciously provided by mindat.org
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