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:
Caldas, Poços De Caldas Alkaline Complex, Minas Gerais, Brazil

Oldest recorded age at locality: 76
Youngest recorded age at locality: 76

mindat Locality ID: 247796
mindat URL: http://www.mindat.org/loc-247796.html

Tectonic Settings:

Total number of sublocalities beneath "Caldas, Poços De Caldas Alkaline Complex, Minas Gerais, Brazil": 11
Total number of bottom-level sublocalities: 9

Number of Child Localities: 3
Child Localities:
Campo Do Cercado
Morro Do Taquari
Verdinho River

Latitude: 21°55'22"S
Longitude: 46°27'31"W
Decimal Degree (lat, lon): -21.922777777778,-46.458611111111

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 Ba C Ca Cd Ce F Fe H K Mg Mn Mo N Na Ni O P S Si Sr Th Ti U Y Zn Zr 

Elements from minerals reported directly at this locality: 

Structural Groups for minerals in this locality: 
AlumAluniteAmorphousBaddeleyiteBaryteBastnäsiteBranneriteCalciteClayCorundum
DiasporeFeldsparFluoriteHalotrichiteKaoliniteMicaMonaziteNoneNot in a structural groupPentlandite
PyritePyrophylliteQuartzRamsdelliteRutileSmectite-vermiculiteSphaleriteSpinelTridymiteWurtzite
Zircon

44 IMA Minerals at location:
Alunite  (*)Anatase  (*)Baddeleyite  (*)Baryte  (*)Bastnäsite-(Ce)  (*)
Bílinite  (*)Brannerite  (*)Cheralite  (*)Coffinite  (*)Crandallite  (*)
Fluorite  (*)Gibbsite  (*)Goethite  (*)Gorceixite  (*)Goyazite  (*)
Greenockite  (*)Hematite  (*)Ilsemannite  (*)Jarosite  (*)Jordisite  (*)
Kalinite  (*)Kaolinite  (*)Molybdite  (*)Montmorillonite  (*)Muscovite  (*)
Nepheline  (*)Nsutite  (*)Pentlandite  (*)Phlogopite  (*)Pickeringite  (*)
Pyrite  (*)Pyrolusite  (*)Pyrophyllite  (*)Quartz  (*)Rutile  (*)
Sanidine  (*)Siderite  (*)Sphalerite  (*)Spinel  (*)Tschermigite  (*)
Uraninite  (*)Vermiculite  (*)Xenotime-(Y)  (*)Zircon  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Alunite  (*)NoneKAl3(SO4)2(OH)67676128000966
Anatase  (*)Not in a structural groupTiO276761280002162
Baddeleyite  (*)BaddeleyiteZrO27676328000,28001,28002238
Baryte  (*)BaryteBa(SO4)767612800011547
Bastnäsite-(Ce)  (*)BastnäsiteCe(CO3)F7676128000304
Bílinite  (*)HalotrichiteFe2+Fe3+2(SO4)4·22H2O767612800016
Brannerite  (*)BranneriteUTi2O67676128000248
Cheralite  (*)MonaziteCaTh(PO4)2767612800050
Coffinite  (*)ZirconU(SiO4)·nH2O7676127999566
Crandallite  (*)AluniteCaAl3(PO4)(PO3OH)(OH)67676128000310
Fluorite  (*)FluoriteCaF276761280009617
Gibbsite  (*)NoneAl(OH)37676128000504
Goethite  (*)DiasporeFeO(OH)76761280007437
Gorceixite  (*)AluniteBaAl3(PO4)(PO3OH)(OH)67676128000121
Goyazite  (*)AluniteSrAl3(PO4)(PO3OH)(OH)67676128000173
Greenockite  (*)WurtziteCdS7676128000717
Hematite  (*)CorundumFe2O3767612800014640
Ilsemannite  (*)NoneMo3O8·nH2O (?)7676128000123
Jarosite  (*)AluniteKFe3+3(SO4)2(OH)676761280002228
Jordisite  (*)AmorphousMoS27676128000102
Kalinite  (*)NoneKAl(SO4)2·11H2O767612800054
Kaolinite  (*)Clay KaoliniteAl2Si2O5(OH)476761280005591
Molybdite  (*)NoneMoO37676128000140
Montmorillonite  (*)Clay Smectite-vermiculite(Na,Ca)0.3(Al,Mg)2Si4O10(OH)2·nH2O76761280001508
Muscovite  (*)Mica ClayKAl2(Si3Al)O10(OH)27676228000,2800117380
Nepheline  (*)TridymiteNa3K(Al4Si4O16)7676128000884
Nsutite  (*)RamsdelliteMn2+xMn4+1-xO2-2x(OH)2x7676128000121
Pentlandite  (*)Pentlandite(Ni,Fe)9S876761280001512
Phlogopite  (*)Mica ClayKMg3(AlSi3O10)(OH)276761280002273
Pickeringite  (*)HalotrichiteMgAl2(SO4)4·22H2O7676128000265
Pyrite  (*)PyriteFeS2767612800039462
Pyrolusite  (*)RutileMnO276761280003106
Pyrophyllite  (*)Clay PyrophylliteAl2Si4O10(OH)27676128000771
Quartz  (*)QuartzSiO2767612800061156
Rutile  (*)RutileTiO276761280005614
Sanidine  (*)FeldsparK(AlSi3O8)7676128000598
Siderite  (*)CalciteFe(CO3)76761280006417
Sphalerite  (*)SphaleriteZnS767612800021482
Spinel  (*)SpinelMgAl2O476761280001934
Tschermigite  (*)Alum(NH4)Al(SO4)2·12H2O767612800081
Uraninite  (*)FluoriteUO27676227999,280002718
Vermiculite  (*)Clay Smectite-vermiculiteMg0.7(Mg,Fe,Al)6(Si,Al)8O20(OH)4·8H2O7676128000652
Xenotime-(Y)  (*)ZirconY(PO4)7676128000939
Zircon  (*)ZirconZr(SiO4)7676427999,28000,28001,280025251



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
Giersdorf_000008237676>76 Minimum age for the uranium of the Osamu Utsumi mine of Brazil    Brannerite, Uraninite 30595Osamu Utsumi Mine, Campo Do Cercado, Caldas, Poços De Caldas Alkaline Complex, Minas Gerais, BrazilOsamu UtsumiPearcy et al. (1994)10.1016/0883-2927(94)90030-2AG9_713Age is given in comparison to the Nopal deposit due to its similarity as a natural analogue to nuclear waste disposal systems


SampleSource LocalityReference URL
R070513Osamu Utsumi Mine, Campo Do Cercado, Caldas, Poços De Caldas Alkaline Complex, Minas Gerais, Brazilhttps://rruff.info/R070513


All locality data graciously provided by mindat.org

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