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:
Volta Grande Mine (Mibra Mine), Nazareno, Minas Gerais, Brazil

Oldest recorded age at locality: 2128
Youngest recorded age at locality: 2114

mindat Locality ID: 24985
mindat URL: http://www.mindat.org/loc-24985.html

Tectonic Settings:

Total number of sublocalities beneath "Volta Grande Mine (Mibra Mine), Nazareno, Minas Gerais, Brazil": 0
Total number of bottom-level sublocalities: 0

Latitude: 21°5'24"S
Longitude: 44°35'29"W
Decimal Degree (lat, lon): -21.09,-44.591388888889
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 Be Ca Ce F Fe H K Li Mg Mn Na O P Si Sn Ta Ti Zn Zr 

Elements from minerals reported directly at this locality: Al Be Ca Ce F Fe H K Li Mg Mn Na O P Si Sn Ta Ti Zn Zr 

Structural Groups for minerals in this locality: 
AmphiboleBerylClayClinozoisiteColumbiteEpidoteFeldsparFluoriteMicaMonazite
NonePyrochlorePyroxeneQuartzRutileSpinelTitaniteZircon

23 IMA Minerals at location:
Albite  (*)Anthophyllite  (*)Beryl  (*)Bityite  (*)Cassiterite  (*)
Epidote  (*)Fluorcalciomicrolite  (*)Fluorite  (*)Gahnite  (*)Holmquistite  (*)
Hydrokenomicrolite  (*)Hydroxycalciomicrolite  (*)Magnetite  (*)Microcline  (*)Monazite-(Ce)  (*)
Muscovite  (*)Phlogopite  (*)Polylithionite  (*)Quartz  (*)Spodumene  (*)
Tantalite-(Mn)  (*)Titanite  (*)Zircon  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Albite  (*)FeldsparNa(AlSi3O8)2128211408803
Anthophyllite  (*)Amphibole   Mg2Mg5Si8O22(OH)2212821140718
Beryl  (*)BerylBe3Al2Si6O182128211404286
Bityite  (*)Mica ClayCaLiAl2(Si2BeAl)O10(OH)221282114031
Cassiterite  (*)RutileSnO22128211405171
Epidote  (*)Epidote ClinozoisiteCa2(Al2Fe3+)[Si2O7][SiO4]O(OH)2128211408173
Fluorcalciomicrolite  (*)Pyrochlore(Ca,Na,   )2Ta2O6F21282114013
Fluorite  (*)FluoriteCaF22128211409617
Gahnite  (*)SpinelZnAl2O4212821140445
Holmquistite  (*)Amphibole   Li2(Mg3Al2)Si8O22(OH)221282114042
Hydrokenomicrolite  (*)Pyrochlore(   ,H2O)2Ta2(O,OH)6(H2O)2128211401
Hydroxycalciomicrolite  (*)PyrochloreCa1.5Ta2O6(OH)21282114010
Magnetite  (*)SpinelFe2+Fe3+2O421282114014899
Microcline  (*)FeldsparK(AlSi3O8)2128211404924
Monazite-(Ce)  (*)MonaziteCe(PO4)212821140945
Muscovite  (*)Mica ClayKAl2(Si3Al)O10(OH)221282114017380
Phlogopite  (*)Mica ClayKMg3(AlSi3O10)(OH)22128211402273
Polylithionite  (*)MicaKLi2AlSi4O10F221282114089
Quartz  (*)QuartzSiO221282114061156
Spodumene  (*)PyroxeneLiAlSi2O6212821140688
Tantalite-(Mn)  (*)ColumbiteMn2+Ta2O6212821140211
Titanite  (*)TitaniteCaTi(SiO4)O2128211404899
Zircon  (*)ZirconZr(SiO4)2128211405251


1 Ages assigned to this locality:

Excel IDMax Age (Ma)Min Age (Ma)Age as listed in referenceDating MethodAge InterpretPrioritized?Sample SourceSample NumRun NumAge from other LocalityDated MineralMinerals explicitely stated as having this ageAge applies to these ElementsMinDat Locality IDDated Locality (Max Age)Location as listed in referenceReferenceReference DOIReference IDAge Notes
Kristen002507212821142121±7  zircon   Zircon  24985Volta Grande Mine (Mibra Mine), Nazareno, Minas Gerais, BrazilVolta GrandeTkachev (2011)10, 1144/SP350,2GSLSP350_7 

SampleSource LocalityReference URL
R120127Volta Grande Mine (Mibra Mine), Nazareno, Minas Gerais, Brazilhttps://rruff.info/R120127
R130269Volta Grande Mine (Mibra Mine), Nazareno, Minas Gerais, Brazilhttps://rruff.info/R130269

All locality data graciously provided by mindat.org

All age data...

Other copyright data...