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 | 1 | 78634 | 3419 | ||
Analcime (*) | Analcime | Na(AlSi2O6)·H2O | 1 | 78634 | 1627 | ||
Anhydrite (*) | Not in a structural group | Ca(SO4) | 3 | 78600,78601,78644 | 1588 | ||
Anorthite (*) | Feldspar | Ca(Al2Si2O8) | 2 | 78622,78638 | 1036 | ||
Augite (*) | Pyroxene | (Ca,Mg,Fe)2Si2O6 | 1 | 78600 | 2060 | ||
Beryl (*) | Beryl | Be3Al2Si6O18 | 3 | 78603,78607,78612 | 4286 | ||
Calcite (*) | Calcite | Ca(CO3) | 14 | 78600,78601,78605,78610,78616,78622,78634,78638,78641,78643,78644,78647,78655,78678 | 27770 | ||
Chalcopyrite (*) | Chalcopyrite | CuFeS2 | 4 | 78600,78601,78644,78645 | 27198 | ||
Chrysoberyl (*) | Olivine | BeAl2O4 | 1 | 78618 | 321 | ||
Cordierite (*) | Beryl | Mg2Al4Si5O18 | 4 | 78616,78651,78666,78673 | 1008 | ||
Corundum (*) | Corundum | Al2O3 | 4 | 78616,78619,78625,78659 | 1797 | ||
Diopside (*) | Pyroxene | CaMgSi2O6 | 12 | 78600,78601,78622,78634,78643,78644,78645,78647,78648,78653,78655,78678 | 4135 | ||
Euxenite-(Y) (*) | Columbite | Y(NbTi)O6 | 1 | 78607 | 414 | ||
Fluorapatite (*) | Apatite | Ca5(PO4)3F | 1 | 78644 | 2740 | ||
Fluorite (*) | Fluorite | CaF2 | 5 | 78600,78601,78602,78625,78678 | 9617 | ||
Goethite (*) | Diaspore | FeO(OH) | 1 | 78615 | 7437 | ||
Graphite (*) | None | C | 3 | 78642,78663,78664 | 2812 | ||
Gypsum (*) | Gypsum | Ca(SO4)·2H2O | 3 | 78600,78601,78644 | 6890 | ||
Hedenbergite (*) | Pyroxene | CaFe2+Si2O6 | 1 | 78647 | 741 | ||
Hematite (*) | Corundum | Fe2O3 | 1 | 78619 | 14640 | ||
Ilmenite (*) | Corundum | Fe2+Ti4+O3 | 1 | 78619 | 5433 | ||
Kornerupine (*) | Kornerupine | (Mg,Fe2+,Al, )10(Si,Al,B)5O21(OH,F)2 | 1 | 78619 | 68 | ||
Laumontite (*) | Not in a structural group | CaAl2Si4O12·4H2O | 1 | 78644 | 1271 | ||
Meionite (*) | Scapolite | Ca4Al6Si6O24(CO3) | 2 | 78600,78644 | 176 | ||
Molybdenite (*) | Molybdenite | MoS2 | 5 | 78600,78601,78631,78641,78644 | 5800 | ||
Muscovite (*) | Mica Clay | KAl2(Si3Al)O10(OH)2 | 1 | 78618 | 17380 | ||
Opal (*) | Amorphous | SiO2·nH2O | 3 | 78601,78670,78678 | 2994 | ||
Orthoclase (*) | Feldspar | K(AlSi3O8) | 1 | 78648 | 2349 | ||
Phlogopite (*) | Mica Clay | KMg3(AlSi3O10)(OH)2 | 34 | 78600,78601,78604,78611,78614,78619,78621,78622,78624,78631,78634,78636,78637,78638,78639,78641,78643,78644,78645,78647,78648,78653,78655,78656,78668,78669,78670,78671,78672,78674,78675,78676,78677,78678 | 2273 | ||
Prehnite (*) | Prehnite | Ca2Al(Si3Al)O10(OH)2 | 1 | 78644 | 1898 | ||
Pyrite (*) | Pyrite | FeS2 | 6 | 78600,78601,78644,78647,78655,78678 | 39462 | ||
Pyrope (*) | Garnet | Mg3Al2(SiO4)3 | 1 | 78628 | 341 | ||
Pyrrhotite (*) | Nickeline | Fe7S8 | 3 | 78600,78601,78644 | 9056 | ||
Quartz (*) | Quartz | SiO2 | 9 | 78603,78607,78615,78625,78634,78643,78660,78663,78664 | 61156 | ||
Rutile (*) | Rutile | TiO2 | 2 | 78625,78664 | 5614 | ||
Sapphirine (*) | Sapphirine | Mg4(Mg3Al9)O4[Si3Al9O36] | 1 | 78616 | 129 | ||
Scheelite (*) | Scheelite | Ca(WO4) | 2 | 78643,78644 | 4894 | ||
Sepiolite (*) | Sepiolite Clay | Mg4Si6O15(OH)2·6H2O | 3 | 78641,78643,78644 | 241 | ||
Sillimanite (*) | Not in a structural group | Al2SiO5 | 1 | 78619 | 1516 | ||
Spinel (*) | Spinel | MgAl2O4 | 14 | 78600,78605,78609,78610,78611,78613,78614,78616,78619,78641,78644,78647,78648,78674 | 1934 | ||
Thorianite (*) | Fluorite | ThO2 | 4 | 78644,78645,78647,78649 | 236 | ||
Titanite (*) | Titanite | CaTi(SiO4)O | 7 | 78600,78601,78613,78634,78643,78648,78665 | 4899 | ||
Tremolite (*) | Amphibole | Ca2(Mg5.0-4.5Fe2+0.0-0.5)Si8O22(OH)2 | 1 | 78663 | 2562 | ||
Vermiculite (*) | Clay Smectite-vermiculite | Mg0.7(Mg,Fe,Al)6(Si,Al)8O20(OH)4·8H2O | 1 | 78643 | 652 | ||
Wollastonite (*) | Wollastonite | CaSiO3 | 1 | 78665 | 1247 | ||
Zircon (*) | Zircon | Zr(SiO4) | 5 | 78600,78607,78641,78648,78664 | 5251 |
Sample | Source Locality | Reference URL |
---|---|---|
R060073 | Androy, Madagascar | https://rruff.info/R060073 |
FKM-40 | Antanimora Sud, Ambovombe-Androy, Androy, Madagascar | https://www.rockptx.com/fkm-26-to-fkm-50/#FKM-40 |
All locality data graciously provided by mindat.org
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