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. |
Amphibole | Andalusite | Bixbyite | Clay | Coronadite | Corundum | Epidote | Kornerupine | None | Not in a structural group |
Pseudobrookite | Pyroxene | Quartz | Rutile | Sapphirine | Talc |
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 |
---|---|---|---|---|---|---|---|
Andalusite (*) | Andalusite | Al2SiO5 | 0 | 1310 | |||
Bixbyite (*) | Bixbyite | Mn3+2O3 | 0 | 104 | |||
Corundum (*) | Corundum | Al2O3 | 0 | 1797 | |||
Dolomite (*) | None | CaMg(CO3)2 | 0 | 9895 | |||
Enstatite (*) | Pyroxene | Mg2Si2O6 | 0 | 944 | |||
Hematite (*) | Corundum | Fe2O3 | 0 | 14640 | |||
Hollandite (*) | Coronadite | Ba(Mn4+6Mn3+2)O16 | 0 | 243 | |||
Kornerupine (*) | Kornerupine | (Mg,Fe2+,Al, )10(Si,Al,B)5O21(OH,F)2 | 0 | 68 | |||
Kyanite (*) | Not in a structural group | Al2OSiO4 | 0 | 1507 | |||
Magnesio-hornblende (*) | Amphibole | Ca2(Mg4Al)(Si7Al)O22(OH)2 | 0 | 238 | |||
Magnesiohögbomite-2N3S (*) | None | (Mg,Fe,Zn,Ti)4(Al,Fe)10O19(OH) | 0 | 4 | |||
Piemontite (*) | Epidote | Ca2(Al2Mn3+)[Si2O7][SiO4]O(OH) | 0 | 260 | |||
Pseudobrookite (*) | Pseudobrookite | (Fe3+2Ti)O5 | 0 | 164 | |||
Quartz (*) | Quartz | SiO2 | 0 | 61156 | |||
Rutile (*) | Rutile | TiO2 | 0 | 5614 | |||
Sapphirine (*) | Sapphirine | Mg4(Mg3Al9)O4[Si3Al9O36] | 0 | 129 | |||
Talc (*) | Clay Talc | Mg3Si4O10(OH)2 | 0 | 3337 | |||
Yoderite (*) | None | (MgAl3)(MgAl)Al2O2(SiO4)4(OH)2 | 0 | 2 |
Sample | Source Locality | Reference URL |
---|---|---|
FKM-69 | Mautia Hill, Kongwa, Kongwa District, Dodoma Region, Tanzania | https://www.rockptx.com/fkm-51-to-fkm-75/#FKM-69 |
FKM-69b | Mautia Hill, Kongwa, Kongwa District, Dodoma Region, Tanzania | https://www.rockptx.com/fkm-51-to-fkm-75/#FKM-69b |
R050277 | Mautia Hill, Kongwa, Kongwa District, Dodoma Region, Tanzania | https://rruff.info/R050277 |
All locality data graciously provided by mindat.org
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