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 Afghanite (*) Cancrinite-sodalite (Na,K)22 Ca10 (Si24 Al24 )O96 (SO4 )6 Cl6 481 481 2 102108 ,102109 25 Allanite-(Ce) (*) Allanite Epidote CaCe(Al2 Fe2+ )[Si2 O7 ][SiO4 ]O(OH) 481 481 1 102106 706 Almandine (*) Garnet Fe2+ 3 Al2 (SiO4 )3 481 481 2 102116 ,102118 2353 Augite (*) Pyroxene (Ca,Mg,Fe)2 Si2 O6 1 102118 2060 Azoproite (*) Ludwigite Mg2 [(Ti,Mg),Fe3+ ]O2 (BO3 ) 1 102118 3 Baddeleyite (*) Baddeleyite ZrO2 1 102118 238 Baryte (*) Baryte Ba(SO4 ) 481 481 1 102112 11547 Batisivite (*) None BaTi6 (V,Cr)8 (Si2 O7 )O22 481 481 1 102112 2 Berdesinskiite (*) Berdesinskiite V3+ 2 TiO5 500 450 2 102104 ,102112 7 Brucite (*) Brucite Mg(OH)2 1 102118 462 Bultfonteinite (*) Spurrite-Afwillite Ca2 SiO3 (OH)F·H2 O 1 102118 20 Bystrite (*) Cancrinite-sodalite Na7 Ca(Al6 Si6 )O24 (S5 )2- Cl1- 481 481 1 102108 1 Calcite (*) Calcite Ca(CO3 ) 481 481 9 102103 ,102106 ,102108 ,102109 ,102110 ,102111 ,102112 ,102115 ,102118 27770 Calzirtite (*) Calzirtite Ca2 Zr5 Ti2 O16 1 102118 32 Celadonite (*) Mica Clay KMgFe3+ Si4 O10 (OH)2 481 481 1 102112 309 Chabazite-Ca (*) Chabazite Ca2 [Al4 Si8 O24 ]·13H2 O 481 481 1 102108 310 Chalcopyrite (*) Chalcopyrite CuFeS2 481 481 2 102108 ,102112 27198 Chromite (*) Spinel Fe2+ Cr2 O4 481 481 2 102112 ,102114 3902 Chromium-dravite (*) Tourmaline NaMg3 Cr6 (Si6 O18 )(BO3 )3 (OH)3 (OH) 481 481 1 102114 6 Chromo-alumino-povondraite (*) Tourmaline NaCr3 (Al4 Mg2 )(Si6 O18 )(BO3 )3 (OH)3 O 481 481 1 102112 2 Chromphyllite (*) Mica KCr2 (AlSi3 O10 )(OH)2 481 481 2 102112 ,102114 6 Clinohumite (*) Humite Mg9 (SiO4 )4 F2 481 481 2 102112 ,102118 236 Cordierite (*) Beryl Mg2 Al4 Si5 O18 500 450 1 102104 1008 Corundum (*) Corundum Al2 O3 1 102118 1797 Cuprokalininite (*) Spinel Cu(Cr3+ Cr4+ )S4 481 481 1 102112 1 Danburite (*) Danburite CaB2 Si2 O8 481 481 1 102112 148 Diopside (*) Pyroxene CaMgSi2 O6 481 481 10 102103 ,102106 ,102108 ,102109 ,102110 ,102111 ,102112 ,102115 ,102117 ,102118 4135 Djerfisherite (*) Djerfisherite K6 (Fe,Cu,Ni)25 S26 Cl 1 102118 60 Dolomite (*) None CaMg(CO3 )2 481 481 2 102108 ,102118 9895 Dravite (*) Tourmaline NaMg3 Al6 (Si6 O18 )(BO3 )3 (OH)3 (OH) 481 481 1 102112 648 Eskolaite (*) Corundum Cr2 O3 500 450 3 102104 ,102112 ,102114 30 Ferrosilite (*) Pyroxene Fe2+ 2 Si2 O6 481 481 1 102116 84 Florensovite (*) Spinel Cu(Cr1.5 Sb0.5 )S4 481 481 1 102112 1 Fluorapatite (*) Apatite Ca5 (PO4 )3 F 481 481 5 102106 ,102109 ,102110 ,102111 ,102112 2740 Forsterite (*) Olivine Mg2 (SiO4 ) 481 481 3 102115 ,102117 ,102118 1188 Franklinite (*) Spinel ZnFe3+ 2 O4 481 481 1 102112 52 Geikielite (*) Corundum MgTiO3 1 102118 70 Goldmanite (*) Garnet Ca3 V3+ 2 (SiO4 )3 481 481 1 102112 31 Graphite (*) None C 500 450 3 102104 ,102105 ,102108 2812 Harkerite (*) Harkerite Ca48 Mg16 [AlSi4 O15 (OH)]4 (BO3 )16 (CO3 )16 ·2(H2 O,HCl) 1 102118 11 Haüyne (*) Sodalite Cancrinite-sodalite Na3 Ca(Si3 Al3 )O12 (SO4 ) 481 481 4 102106 ,102108 ,102109 ,102115 158 Hydromagnesite (*) None Mg5 (CO3 )4 (OH)2 ·4H2 O 1 102118 341 Ilmenite (*) Corundum Fe2+ Ti4+ O3 481 481 1 102112 5433 Kalininite (*) Spinel ZnCr2 S4 481 481 1 102112 4 Karelianite (*) Corundum V2 O3 500 450 2 102104 ,102112 17 Kirschsteinite (*) Olivine CaFe2+ (SiO4 ) 1 102118 33 Kosmochlor (*) Pyroxene NaCr3+ Si2 O6 481 481 1 102112 13 Kyanite (*) Not in a structural group Al2 OSiO4 500 450 1 102104 1507 Lazurite (*) Cancrinite-sodalite Sodalite Na7 Ca(Al6 Si6 O24 )(SO4 )(S3 )1- ·H2 O 481 481 4 102106 ,102108 ,102109 ,102115 37 Ludwigite (*) Ludwigite Mg2 Fe3+ O2 (BO3 ) 1 102118 134 Magnesiochromite (*) Spinel MgCr2 O4 481 481 1 102112 311 Magnesiocoulsonite (*) Spinel MgV2 O4 481 481 1 102112 1 Magnetite (*) Spinel Fe2+ Fe3+ 2 O4 1 102118 14899 Manganochromite (*) Spinel Mn2+ Cr2 O4 500 450 1 102104 6 Mannardite (*) Coronadite Ba(Ti6 V3+ 2 )O16 481 481 1 102112 12 Meionite (*) Scapolite Ca4 Al6 Si6 O24 (CO3 ) 481 481 1 102106 176 Microcline (*) Feldspar K(AlSi3 O8 ) 481 481 2 102106 ,102118 4924 Monticellite (*) Olivine CaMg(SiO4 ) 481 481 2 102117 ,102118 153 Muscovite (*) Mica Clay KAl2 (Si3 Al)O10 (OH)2 481 481 3 102106 ,102112 ,102114 17380 Natalyite (*) Pyroxene NaV3+ Si2 O6 481 481 1 102112 3 Nepheline (*) Tridymite Na3 K(Al4 Si4 O16 ) 481 481 1 102117 884 Olkhonskite (*) Schreyerite Cr2 Ti3 O9 500 450 1 102104 1 Opal (*) Amorphous SiO2 ·n H2 O 1 102105 2994 Oxy-chromium-dravite (*) Tourmaline NaCr3 (Cr4 Mg2 )(Si6 O18 )(BO3 )3 (OH)3 O 481 481 1 102112 2 Oxy-dravite (*) Tourmaline Na(Al2 Mg)(Al5 Mg)(Si6 O18 )(BO3 )3 (OH)3 O 500 450 2 102104 ,102112 24 Oxy-vanadium-dravite (*) Tourmaline NaV3 (V4 Mg2 )(Si6 O18 )(BO3 )3 (OH)3 O 481 481 1 102106 1 Oxyvanite (*) Berdesinskiite V3+ 2 V4+ O5 481 481 1 102106 4 Pargasite (*) Amphibole NaCa2 (Mg4 Al)(Si6 Al2 )O22 (OH)2 481 481 1 102106 313 Perovskite (*) Perovskite CaTiO3 1 102118 495 Phlogopite (*) Mica Clay KMg3 (AlSi3 O10 )(OH)2 481 481 8 102103 ,102108 ,102109 ,102110 ,102112 ,102114 ,102115 ,102117 2273 Pyrite (*) Pyrite FeS2 481 481 5 102103 ,102108 ,102109 ,102112 ,102115 39462 Pyrrhotite (*) Nickeline Fe7 S8 1 102118 9056 Quartz (*) Quartz SiO2 481 481 5 102105 ,102108 ,102112 ,102114 ,102116 61156 Roscoelite (*) Mica KV3+ 2 (Si3 Al)O10 (OH)2 481 481 1 102112 253 Rutile (*) Rutile TiO2 500 450 3 102104 ,102112 ,102118 5614 Santabarbaraite (*) None Fe3+ 3 (PO4 )2 (OH)3 ·5H2 O 481 481 1 102110 21 Schreyerite (*) Schreyerite V3+ 2 Ti4+ 3 O9 500 450 3 102104 ,102106 ,102112 10 Sillimanite (*) Not in a structural group Al2 SiO5 500 450 1 102104 1516 Sodalite (*) Cancrinite-sodalite Sodalite Na4 (Si3 Al3 )O12 Cl 481 481 1 102108 444 Spinel (*) Spinel MgAl2 O4 481 481 4 102112 ,102115 ,102117 ,102118 1934 Sulfhydrylbystrite (*) Cancrinite Cancrinite-sodalite Na5 K2 Ca[Al6 Si6 O24 ](S5 )2- (SH)- 481 481 1 102108 1 Sulphur (*) Sulphur S 481 481 1 102108 2045 Tazheranite (*) Fluorite (Zr,Ti,Ca)(O, )2 1 102118 8 Thorianite (*) Fluorite ThO2 481 481 1 102117 236 Titanite (*) Titanite CaTi(SiO4 )O 481 481 3 102106 ,102112 ,102118 4899 Tounkite (*) Cancrinite-sodalite (Na,Ca,K)8 (Si6 Al6 )O24 (SO4 )2 Cl·0.5H2 O 481 481 2 102108 ,102109 2 Tremolite (*) Amphibole Ca2 (Mg5.0-4.5 Fe2+ 0.0-0.5 )Si8 O22 (OH)2 481 481 2 102105 ,102112 2562 Uvarovite (*) Garnet Ca3 Cr2 (SiO4 )3 481 481 2 102112 ,102114 212 Vanadio-oxy-chromium-dravite (*) Tourmaline NaV3 (Cr4 Mg2 )(Si6 O18 )(BO3 )3 (OH)3 O 481 481 1 102112 1 Vanadio-oxy-dravite (*) Tourmaline NaV3 (Al4 Mg2 )(Si6 O18 )(BO3 )3 (OH)3 O 481 481 1 102112 1 Vanadio-pargasite (*) Amphibole NaCa2 (Mg4 V)(Si6 Al2 )O22 (OH)2 481 481 1 102112 1 Vladimirivanovite (*) Sodalite Cancrinite-sodalite Na6 Ca2 [Al6 Si6 O24 ](SO4 ,S3 ,S2 ,Cl)2 ·H2 O 481 481 1 102109 2 Vuorelainenite (*) Spinel Mn2+ V3+ 2 O4 500 450 1 102104 9 Zircon (*) Zircon Zr(SiO4 ) 481 481 2 102112 ,102118 5251 Zoisite (*) Epidote Ca2 Al3 [Si2 O7 ][SiO4 ]O(OH) 1 102118 1025
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 Edit Cr-00029 500 450 480 Pb monazite, allanite, zircon, thorite, phlogopite Eskolaite, Olkhonskite Cr 2720 Ol'khonskiye Vorota Strait (Olkhon Gate), Lake Baikal Area, Irkutsk Oblast, Russia Baikal Gastil (1960) 10.2475/ajs.258.1.1 AJS258_1 Edit Cr-00031 481 481 U-Pb Chromite, Chromphyllite, Eskolaite, Florensovite, Kalininite, Magnesiochromite, Uvarovite, Cuprokalininite, Oxy-chromium-dravite, Vanadio-oxy-chromium-dravite Cr 8185 Pereval Marble Quarry, Slyudyanka (Sludyanka), Lake Baikal Area, Irkutsk Oblast, Russia Kotov et al. (1997) P5_338 Edit Cr-00030 481 481 Chromium-dravite, Chromite, Chromphyllite, Eskolaite, Uvarovite Cr 20554 Kaber's Pit, Pokhabikha River Valley, Slyudyanka (Sludyanka), Lake Baikal Area, Irkutsk Oblast, Russia Kotov et al. (1997) P5_338
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