| 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 |
|---|---|---|---|---|---|---|---|
| Alleghanyite (*) | Humite | Mn2+5(SiO4)2(OH)2 | 1 | 284377 | 77 | ||
| Analcime (*) | Analcime | Na(AlSi2O6)·H2O | 3 | 284371,284386,284387 | 1627 | ||
| Bementite (*) | Clay | Mn7Si6O15(OH)8 | 3 | 284369,284376,284377 | 173 | ||
| Bornite (*) | None | Cu5FeS4 | 1 | 284386 | 5516 | ||
| Bustamite (*) | Wollastonite | Mn2Ca2MnCa(Si3O9)2 | 1 | 284377 | 101 | ||
| Calcite (*) | Calcite | Ca(CO3) | 5 | 284371,284381,284382,284386,284387 | 27770 | ||
| Celadonite (*) | Mica Clay | KMgFe3+Si4O10(OH)2 | 1 | 284386 | 309 | ||
| Chalcocite (*) | None | Cu2S | 3 | 284371,284386,284387 | 5707 | ||
| Chalcopyrite (*) | Chalcopyrite | CuFeS2 | 3 | 284371,284386,284387 | 27198 | ||
| Clinochlore (*) | Chlorite Clay | Mg5Al(AlSi3O10)(OH)8 | 1 | 284386 | 1756 | ||
| Copper (*) | Copper | Cu | 4 | 284369,284371,284386,284387 | 3846 | ||
| Epidote (*) | Epidote Clinozoisite | Ca2(Al2Fe3+)[Si2O7][SiO4]O(OH) | 1 | 284369 | 8173 | ||
| Glaucophane (*) | Amphibole | Na2(Mg3Al2)Si8O22(OH)2 | 1 | 284373 | 286 | ||
| Gold (*) | Copper | Au | 1 | 284384 | 30554 | ||
| Gonnardite (*) | Natrolite | (Na,Ca)2(Si,Al)5O10·3H2O | 2 | 284386,284387 | 167 | ||
| Gonyerite (*) | Chlorite Clay | Mn2+5Fe3+(Si3Fe3+O10)(OH)8 | 1 | 284377 | 11 | ||
| Grossular (*) | Garnet | Ca3Al2(SiO4)3 | 1 | 284376 | 1544 | ||
| Hematite (*) | Corundum | Fe2O3 | 3 | 284377,284384,284387 | 14640 | ||
| Inesite (*) | None | Ca2Mn2+7Si10O28(OH)2·5H2O | 1 | 284382 | 50 | ||
| Jacobsite (*) | Spinel | Mn2+Fe3+2O4 | 3 | 284373,284376,284377 | 172 | ||
| Johannsenite (*) | Pyroxene | CaMnSi2O6 | 1 | 284376 | 73 | ||
| Laumontite (*) | Not in a structural group | CaAl2Si4O12·4H2O | 3 | 284371,284386,284387 | 1271 | ||
| Mesolite (*) | Natrolite | Na2Ca2(Si9Al6)O30·8H2O | 2 | 284386,284387 | 425 | ||
| Mordenite (*) | Mordenite | (Na2,Ca,K2)4(Al8Si40)O96·28H2O | 2 | 284386,284387 | 405 | ||
| Natrolite (*) | Natrolite | Na2(Si3Al2)O10·2H2O | 2 | 284371,284386 | 1236 | ||
| Neotocite (*) | Allophane | (Mn,Fe)SiO3·H2O (?) | 2 | 284377,284382 | 186 | ||
| Quartz (*) | Quartz | SiO2 | 4 | 284379,284383,284384,284386 | 61156 | ||
| Rhodonite (*) | Rhodonite | CaMn3Mn(Si5O15) | 1 | 284376 | 969 | ||
| Tephroite (*) | Olivine | Mn2+2(SiO4) | 1 | 284376 | 240 | ||
| Thomsonite-Ca (*) | Thomsonite | NaCa2(Al5Si5)O20·6H2O | 2 | 284371,284386 | 452 |
All locality data graciously provided by mindat.org
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