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. |
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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. |
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| 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 |
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Augite (*) | Pyroxene | (Ca,Mg,Fe)2Si2O6 | | | 29 | 264494,264495,264496,264497,264498,264499,264500,264501,264502,264503,264504,264505,264506,264507,264508,264509,264510,264511,264512,264513,264514,264515,264516,264517,264518,264519,264520,264521,264522 | 2060 |
Microcline (*) | Feldspar | K(AlSi3O8) | | | 29 | 264494,264495,264496,264497,264498,264499,264500,264501,264502,264503,264504,264505,264506,264507,264508,264509,264510,264511,264512,264513,264514,264515,264516,264517,264518,264519,264520,264521,264522 | 4924 |
Titanite (*) | Titanite | CaTi(SiO4)O | | | 29 | 264494,264495,264496,264497,264498,264499,264500,264501,264502,264503,264504,264505,264506,264507,264508,264509,264510,264511,264512,264513,264514,264515,264516,264517,264518,264519,264520,264521,264522 | 4899 |
Tremolite (*) | Amphibole | Ca2(Mg5.0-4.5Fe2+0.0-0.5)Si8O22(OH)2 | | | 29 | 264494,264495,264496,264497,264498,264499,264500,264501,264502,264503,264504,264505,264506,264507,264508,264509,264510,264511,264512,264513,264514,264515,264516,264517,264518,264519,264520,264521,264522 | 2562 |
Vermiculite (*) | Clay Smectite-vermiculite | Mg0.7(Mg,Fe,Al)6(Si,Al)8O20(OH)4·8H2O | | | 29 | 264494,264495,264496,264497,264498,264499,264500,264501,264502,264503,264504,264505,264506,264507,264508,264509,264510,264511,264512,264513,264514,264515,264516,264517,264518,264519,264520,264521,264522 | 652 |
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