Mineral Evolution Database
Created and maintained by the Mineral Evolution Project in partnership with RRUFF and mindat.
Mineral locality data provided by mindat.org



The Mineral Evolution database is currently under development.

The goal of this page is to present localities at which the mineral is found, and estimates of the oldest possible geologic age of the minerals at these localities.


Locality Name:
Kongwa, Kongwa District, Dodoma Region, Tanzania


mindat Locality ID: 285159
mindat URL: http://www.mindat.org/loc-285159.html

Tectonic Settings:

Total number of sublocalities beneath "Kongwa, Kongwa District, Dodoma Region, Tanzania": 1
Total number of bottom-level sublocalities: 1

Number of Child Localities: 1
Child Localities:
Mautia Hill

Latitude: 0°0'0"N
Longitude: 0°0'0"E
Decimal Degree (lat, lon): 0,0
AThis mineral is Anthropogenic.
GThis mineral is directly dated.
BThis mineral is reported as having this age.
YThis mineral is using an age reported as an element mineralization period.
OThis mineral is using an age calculated from all data at the locality.
RThe age displayed for this mineral originates from a different, non-child locality.
PThe 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.

This Mineral list contains entries from this locality, including sub-localities. Minerals in bold are reported by mindat.org as occurring directly at this locality, and do not occur at any children (sublocalities) of this locality.

Elements at this locality, including sub-localities: Al B Ba C Ca F Fe H Mg Mn O Si Ti Zn 

Elements from minerals reported directly at this locality: 

Structural Groups for minerals in this locality: 
AmphiboleAndalusiteBixbyiteClayCoronaditeCorundumEpidoteKornerupineNoneNot in a structural group
PseudobrookitePyroxeneQuartzRutileSapphirineTalc

18 IMA Minerals at location:
Andalusite  (*)Bixbyite  (*)Corundum  (*)Dolomite  (*)Enstatite  (*)
Hematite  (*)Hollandite  (*)Kornerupine  (*)Kyanite  (*)Magnesio-hornblende  (*)
Magnesiohögbomite-2N3S  (*)Piemontite  (*)Pseudobrookite  (*)Quartz  (*)Rutile  (*)
Sapphirine  (*)Talc  (*)Yoderite  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Andalusite  (*)AndalusiteAl2SiO511156671310
Bixbyite  (*)BixbyiteMn3+2O31115667104
Corundum  (*)CorundumAl2O311156671797
Dolomite  (*)NoneCaMg(CO3)211156679895
Enstatite  (*)PyroxeneMg2Si2O61115667944
Hematite  (*)CorundumFe2O3111566714640
Hollandite  (*)CoronaditeBa(Mn4+6Mn3+2)O161115667243
Kornerupine  (*)Kornerupine(Mg,Fe2+,Al,   )10(Si,Al,B)5O21(OH,F)2111566768
Kyanite  (*)Not in a structural groupAl2OSiO411156671507
Magnesio-hornblende  (*)Amphibole   Ca2(Mg4Al)(Si7Al)O22(OH)21115667238
Magnesiohögbomite-2N3S  (*)None(Mg,Fe,Zn,Ti)4(Al,Fe)10O19(OH)11156674
Piemontite  (*)EpidoteCa2(Al2Mn3+)[Si2O7][SiO4]O(OH)1115667260
Pseudobrookite  (*)Pseudobrookite(Fe3+2Ti)O51115667164
Quartz  (*)QuartzSiO2111566761156
Rutile  (*)RutileTiO211156675614
Sapphirine  (*)SapphirineMg4(Mg3Al9)O4[Si3Al9O36]1115667129
Talc  (*)Clay TalcMg3Si4O10(OH)211156673337
Yoderite  (*)None(MgAl3)(MgAl)Al2O2(SiO4)4(OH)211156672


No ages have been assigned to this locality yet.
SampleSource LocalityReference URL
FKM-69Mautia Hill, Kongwa, Kongwa District, Dodoma Region, Tanzaniahttps://www.rockptx.com/fkm-51-to-fkm-75/#FKM-69
FKM-69bMautia Hill, Kongwa, Kongwa District, Dodoma Region, Tanzaniahttps://www.rockptx.com/fkm-51-to-fkm-75/#FKM-69b
R050277Mautia Hill, Kongwa, Kongwa District, Dodoma Region, Tanzaniahttps://rruff.info/R050277

All locality data graciously provided by mindat.org

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