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:
Belmont Mine, Itabira, Minas Gerais, Brazil

Oldest recorded age at locality: 800
Youngest recorded age at locality: 463

mindat Locality ID: 42758
mindat URL: http://www.mindat.org/loc-42758.html

Tectonic Settings:

Total number of sublocalities beneath "Belmont Mine, Itabira, Minas Gerais, Brazil": 0
Total number of bottom-level sublocalities: 0

Latitude: 19°40'27"S
Longitude: 43°7'32"W
Decimal Degree (lat, lon): -19.674166666667,-43.125555555556
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 Cr Fe H K Mg Mo O S Si 

Elements from minerals reported directly at this locality: Al Be Ca Cr Fe H K Mg Mo O S Si 

Structural Groups for minerals in this locality: 
AmphiboleBerylClayMicaMolybdeniteNoneOlivinePyriteQuartzSpinel

9 IMA Minerals at location:
Actinolite  (*)Beryl  (*)Chromite  (*)Chrysoberyl  (*)Molybdenite  (*)
Muscovite  (*)Phlogopite  (*)Pyrite  (*)Quartz  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Actinolite  (*)Amphibole   Ca2(Mg4.5-2.5Fe2+0.5-2.5)Si8O22(OH)280046303419
Beryl  (*)BerylBe3Al2Si6O1880046304286
Chromite  (*)SpinelFe2+Cr2O480046303902
Chrysoberyl  (*)OlivineBeAl2O48004630321
Molybdenite  (*)MolybdeniteMoS280046305800
Muscovite  (*)Mica ClayKAl2(Si3Al)O10(OH)2502494017380
Phlogopite  (*)Mica ClayKMg3(AlSi3O10)(OH)280046302273
Pyrite  (*)PyriteFeS2800463039462
Quartz  (*)QuartzSiO2800463061156


3 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
Hg-00005800600 Structure    YesAtheneiteHg403Itabira, Minas Gerais, Brazil Cabral et al. (2002)10.1180/0026461026620033MM66_327 
JSAES14_867_0001491463477 ± 14Rb-Srhost rockbiotite  Yes  42760Piteiras Mine, Itabira, Minas Gerais, BrazilItabira, Iron QuadranglePreinfalk (2002) JSAES14_867 
JSAES16_493_0001502494498 ± 4K-Arhost rockmuscovite  YesMuscovite  191896Rocha Mineração Mine, Itabira, Minas Gerais, BrazilItabira, Iron QuadrangleViana (2003) JSAES16_493 

SampleSource LocalityReference URL

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