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 | 308 | 284 | 0 | 3419 | |
Aluminite (*) | Aluminite | Al2(SO4)(OH)4·7H2O | 308 | 284 | 0 | 78 | |
Anatase (*) | Not in a structural group | TiO2 | 308 | 284 | 0 | 2162 | |
Andradite (*) | Garnet | Ca3Fe3+2(SiO4)3 | 308 | 284 | 0 | 1534 | |
Arsenopyrite (*) | Arsenopyrite | FeAsS | 308 | 284 | 0 | 9052 | |
Axinite-(Fe) (*) | Axinite | Ca4Fe2+2Al4[B2Si8O30](OH)2 | 308 | 284 | 0 | 260 | |
Bavenite (*) | None | Ca4Be2+xAl2-xSi9O26-x(OH)2+x (x = 0 to 1) | 308 | 284 | 0 | 255 | |
Bismuth (*) | Arsenic | Bi | 308 | 284 | 0 | 1966 | |
Bismuthinite (*) | Stibnite | Bi2S3 | 308 | 284 | 0 | 1935 | |
Brookite (*) | Brookite | TiO2 | 308 | 284 | 0 | 700 | |
Bustamite (*) | Wollastonite | Mn2Ca2MnCa(Si3O9)2 | 308 | 284 | 0 | 101 | |
Calcite (*) | Calcite | Ca(CO3) | 308 | 284 | 0 | 27770 | |
Chalcopyrite (*) | Chalcopyrite | CuFeS2 | 308 | 284 | 0 | 27198 | |
Chamosite (*) | Chlorite Clay | (Fe2+,Mg,Al,Fe3+)6(Si,Al)4O10(OH,O)8 | 308 | 284 | 0 | 577 | |
Danburite (*) | Danburite | CaB2Si2O8 | 308 | 284 | 0 | 148 | |
Datolite (*) | Gadolinite | CaB(SiO4)(OH) | 308 | 284 | 0 | 498 | |
Diopside (*) | Pyroxene | CaMgSi2O6 | 308 | 284 | 0 | 4135 | |
Ferro-actinolite (*) | Amphibole | Ca2(Mg2.5-0.0Fe2+2.5-5.0)Si8O22(OH)2 | 308 | 284 | 0 | 129 | |
Fluorapatite (*) | Apatite | Ca5(PO4)3F | 308 | 284 | 0 | 2740 | |
Fluorite (*) | Fluorite | CaF2 | 308 | 284 | 0 | 9617 | |
Galena (*) | Rocksalt | PbS | 308 | 284 | 0 | 24243 | |
Gibbsite (*) | None | Al(OH)3 | 308 | 284 | 0 | 504 | |
Grossular (*) | Garnet | Ca3Al2(SiO4)3 | 308 | 284 | 0 | 1544 | |
Laumontite (*) | Not in a structural group | CaAl2Si4O12·4H2O | 308 | 284 | 0 | 1271 | |
Löllingite (*) | Löllingite | FeAs2 | 308 | 284 | 0 | 762 | |
Molybdenite (*) | Molybdenite | MoS2 | 308 | 284 | 0 | 5800 | |
Montmorillonite (*) | Clay Smectite-vermiculite | (Na,Ca)0.3(Al,Mg)2Si4O10(OH)2·nH2O | 308 | 284 | 0 | 1508 | |
Orthoclase (*) | Feldspar | K(AlSi3O8) | 308 | 284 | 0 | 2349 | |
Prehnite (*) | Prehnite | Ca2Al(Si3Al)O10(OH)2 | 308 | 284 | 0 | 1898 | |
Pyrite (*) | Pyrite | FeS2 | 308 | 284 | 0 | 39462 | |
Pyrrhotite (*) | Nickeline | Fe7S8 | 308 | 284 | 0 | 9056 | |
Quartz (*) | Quartz | SiO2 | 308 | 284 | 0 | 61156 | |
Rhodochrosite (*) | Calcite | Mn(CO3) | 308 | 284 | 0 | 1711 | |
Rhodonite (*) | Rhodonite | CaMn3Mn(Si5O15) | 308 | 284 | 0 | 969 | |
Scheelite (*) | Scheelite | Ca(WO4) | 308 | 284 | 0 | 4894 | |
Siderite (*) | Calcite | Fe(CO3) | 308 | 284 | 0 | 6417 | |
Spessartine (*) | Garnet | Mn2+3Al2(SiO4)3 | 308 | 284 | 0 | 1214 | |
Sphalerite (*) | Sphalerite | ZnS | 308 | 284 | 0 | 21482 | |
Tephroite (*) | Olivine | Mn2+2(SiO4) | 308 | 284 | 0 | 240 | |
Titanite (*) | Titanite | CaTi(SiO4)O | 308 | 284 | 0 | 4899 | |
Vesuvianite (*) | Vesuvianite | (Ca,Na)19(Al,Mg,Fe)13(SiO4)10(Si2O7)4(OH,F,O)10 | 308 | 284 | 0 | 1395 | |
Wollastonite (*) | Wollastonite | CaSiO3 | 308 | 284 | 0 | 1247 |
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 | |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Lucy_082 | 295 | 295 | 295 | K/Ar | Age of cotact metamorphism | 4571 | Meldon Quarry (British Rail Quarry; British Railways Quarry; B. R. Quarry), Okehampton Hamlets, West Devon, Devon, England, UK | Meldon | Hawkes et al. (1978 | US4_51 | Age of contact metamorphism from intrusion of doloritic dyke and is equated to plutons in the area | ||||||||||
Lucy_212 | 308 | 284 | 296 ± 12 | K-Ar | Locality unknown | 4571 | Meldon Quarry (British Rail Quarry; British Railways Quarry; B. R. Quarry), Okehampton Hamlets, West Devon, Devon, England, UK | Railway Quarry (Meldon) | Miller et al (1964) | 10.1002/gj.3350040109 | GJ4_105 | New ages for basic igneous rocks from south-west England. | |||||||||
Lucy_213 | 301 | 289 | 295 ± 6 | K-Ar | Locality unknown | 4571 | Meldon Quarry (British Rail Quarry; British Railways Quarry; B. R. Quarry), Okehampton Hamlets, West Devon, Devon, England, UK | Meldon | Miller et al (1964) | 10.1002/gj.3350040109 | GJ4_105 | New ages for basic igneous rocks from south-west England. |
Sample | Source Locality | Reference URL |
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