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:
Iron Hill (Iron Hill Carbonatite Complex), White Earth District (Powderhorn District), Gunnison Co., Colorado, USA

Oldest recorded age at locality: 589
Youngest recorded age at locality: 510

mindat Locality ID: 3632
mindat URL: http://www.mindat.org/loc-3632.html

Tectonic Settings:

Total number of sublocalities beneath "Iron Hill (Iron Hill Carbonatite Complex), White Earth District (Powderhorn District), Gunnison Co., Colorado, USA": 0
Total number of bottom-level sublocalities: 0

Latitude: 38°14'4"N
Longitude: 106°42'30"W
Decimal Degree (lat, lon): 38.234444444444,-106.70833333333

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 Ce Cl Co Cu F Fe H K La Li Mg Mn Na Ni O P Pb S Si Sr Th Ti V Y Zn Zr 

Elements from minerals reported directly at this locality: Al Ba C Ca Ce Cl Co Cu F Fe H K Li Mg Mn Na Ni O P Pb S Si Sr Th Ti V Y Zn Zr 

Structural Groups for minerals in this locality: 
AmphiboleAnalcimeApatiteAragoniteBaryteBastnäsiteBrookiteCalciteCancriniteCerite
ChalcopyriteClayCorundumDiasporeEpidoteFeldsparFluoriteGarnetHydrotalciteMelilite
MicaMonaziteNatroliteNoneNot in a structural groupOlivineParisitePerovskitePyritePyroxene
QuartzRhabdophaneRocksaltRutileSmectite-vermiculiteSphaleriteSpinelTitaniteTridymiteVesuvianite
WollastoniteZircon

73 IMA Minerals at location:
Aegirine  (*)Åkermanite  (*)Albite  (*)Analcime  (*)Anatase  (*)
Andradite  (*)Augite  (*)Baryte  (*)Bastnäsite-(Ce)  (*)Britholite-(Ce)  (*)
Britholite-(Y)  (*)Brookite  (*)Brugnatellite  (*)Calcite  (*)Cancrinite  (*)
Cebollite  (*)Cerite-(Ce)  (*)Chalcopyrite  (*)Diopside  (*)Dolomite  (*)
Fluorapatite  (*)Fluorite  (*)Galena  (*)Gehlenite  (*)Goethite  (*)
Grayite  (*)Hastingsite  (*)Hematite  (*)Hydroxylapatite  (*)Ilmenite  (*)
Juanite  (*)Magnesio-arfvedsonite  (*)Magnesio-hornblende  (*)Magnesite  (*)Magnetite  (*)
Microcline  (*)Monazite-(Ce)  (*)Monticellite  (*)Muscovite  (*)Natrolite  (*)
Nepheline  (*)Norsethite  (*)Orthoclase  (*)Parisite-(Ce)  (*)Perovskite  (*)
Phlogopite  (*)Piemontite  (*)Pyrite  (*)Pyrophanite  (*)Quartz  (*)
Rhabdophane-(Ce)  (*)Richterite  (*)Riebeckite  (*)Rutile  (*)Schorlomite  (*)
Siderite  (*)Siegenite  (*)Sphalerite  (*)Spinel  (*)Strontianite  (*)
Synchysite-(Ce)  (*)Tainiolite  (*)Thorite  (*)Titanite  (*)Tremolite  (*)
Vanadinite  (*)Vermiculite  (*)Vesuvianite  (*)Winchite  (*)Wollastonite  (*)
Xenotime-(Y)  (*)Zircon  (*)Zoisite  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Aegirine  (*)PyroxeneNaFe3+Si2O658951001022
Åkermanite  (*)MeliliteCa2MgSi2O7589510050
Albite  (*)FeldsparNa(AlSi3O8)58951008803
Analcime  (*)AnalcimeNa(AlSi2O6)·H2O58951001627
Anatase  (*)Not in a structural groupTiO258951002162
Andradite  (*)GarnetCa3Fe3+2(SiO4)358951001534
Augite  (*)Pyroxene(Ca,Mg,Fe)2Si2O658951002060
Baryte  (*)BaryteBa(SO4)589510011547
Bastnäsite-(Ce)  (*)BastnäsiteCe(CO3)F5895100304
Britholite-(Ce)  (*)Apatite(Ce,Ca)5(SiO4)3(OH)5895100115
Britholite-(Y)  (*)Apatite(Y,Ca)5(SiO4)3(OH)589510028
Brookite  (*)BrookiteTiO25895100700
Brugnatellite  (*)HydrotalciteMg6Fe3+(CO3)(OH)13·4H2O589510032
Calcite  (*)CalciteCa(CO3)589510027770
Cancrinite  (*)Cancrinite(Na,Ca,   )8(Al6Si6)O24(CO3,SO4)2·2H2O5895100232
Cebollite  (*)MeliliteCa5Al2(SiO4)3(OH)4589510013
Cerite-(Ce)  (*)Cerite(Ce7Ca2)   Mg(SiO4)3(SiO3OH)4(OH)3589510047
Chalcopyrite  (*)ChalcopyriteCuFeS2589510027198
Diopside  (*)PyroxeneCaMgSi2O657057004135
Dolomite  (*)NoneCaMg(CO3)258951009895
Fluorapatite  (*)ApatiteCa5(PO4)3F57057002740
Fluorite  (*)FluoriteCaF258951009617
Galena  (*)RocksaltPbS589510024243
Gehlenite  (*)MeliliteCa2Al(SiAl)O75895100114
Goethite  (*)DiasporeFeO(OH)58951007437
Grayite  (*)Rhabdophane(Th,Pb,Ca)(PO4)·H2O589510017
Hastingsite  (*)AmphiboleNaCa2(Fe2+4Fe3+)(Si6Al2)O22(OH)25895100209
Hematite  (*)CorundumFe2O3589510014640
Hydroxylapatite  (*)ApatiteCa5(PO4)3OH5895100367
Ilmenite  (*)CorundumFe2+Ti4+O357057005433
Juanite  (*)NoneCa10(Mg,Fe2+)4(Si,Al)13(O,OH)39·4H2O (?)58951004
Magnesio-arfvedsonite  (*)AmphiboleNaNa2(Mg4Fe3+)Si8O22(OH)2589510079
Magnesio-hornblende  (*)Amphibole   Ca2(Mg4Al)(Si7Al)O22(OH)25895100238
Magnesite  (*)CalciteMg(CO3)58951001487
Magnetite  (*)SpinelFe2+Fe3+2O4570570014899
Microcline  (*)FeldsparK(AlSi3O8)58951004924
Monazite-(Ce)  (*)MonaziteCe(PO4)5895100945
Monticellite  (*)OlivineCaMg(SiO4)5895100153
Muscovite  (*)Mica ClayKAl2(Si3Al)O10(OH)2589510017380
Natrolite  (*)NatroliteNa2(Si3Al2)O10·2H2O58951001236
Nepheline  (*)TridymiteNa3K(Al4Si4O16)5895100884
Norsethite  (*)NoneBaMg(CO3)2589510030
Orthoclase  (*)FeldsparK(AlSi3O8)58951002349
Parisite-(Ce)  (*)ParisiteCaCe2(CO3)3F25895100112
Perovskite  (*)PerovskiteCaTiO35895100495
Phlogopite  (*)Mica ClayKMg3(AlSi3O10)(OH)257057002273
Piemontite  (*)EpidoteCa2(Al2Mn3+)[Si2O7][SiO4]O(OH)5895100260
Pyrite  (*)PyriteFeS2589510039462
Pyrophanite  (*)CorundumMn2+TiO35895100244
Quartz  (*)QuartzSiO2589510061156
Rhabdophane-(Ce)  (*)RhabdophaneCe(PO4)·H2O589510066
Richterite  (*)AmphiboleNa(NaCa)Mg5Si8O22(OH)25895100148
Riebeckite  (*)Amphibole   Na2(Fe2+3Fe3+2)Si8O22(OH)25895100375
Rutile  (*)RutileTiO258951005614
Schorlomite  (*)GarnetCa3Ti2(SiFe3+2)O12589510054
Siderite  (*)CalciteFe(CO3)58951006417
Siegenite  (*)SpinelCoNi2S45895100249
Sphalerite  (*)SphaleriteZnS589510021482
Spinel  (*)SpinelMgAl2O458951001934
Strontianite  (*)AragoniteSr(CO3)5895100589
Synchysite-(Ce)  (*)NoneCaCe(CO3)2F5895100232
Tainiolite  (*)MicaKLiMg2Si4O10F2589510040
Thorite  (*)ZirconTh(SiO4)58951001006
Titanite  (*)TitaniteCaTi(SiO4)O55055004899
Tremolite  (*)Amphibole   Ca2(Mg5.0-4.5Fe2+0.0-0.5)Si8O22(OH)258951002562
Vanadinite  (*)ApatitePb5(VO4)3Cl5895100605
Vermiculite  (*)Clay Smectite-vermiculiteMg0.7(Mg,Fe,Al)6(Si,Al)8O20(OH)4·8H2O5895100652
Vesuvianite  (*)Vesuvianite(Ca,Na)19(Al,Mg,Fe)13(SiO4)10(Si2O7)4(OH,F,O)1058951001395
Winchite  (*)Amphibole   (NaCa)(Mg4Al)Si8O22(OH)2589510051
Wollastonite  (*)WollastoniteCaSiO358951001247
Xenotime-(Y)  (*)ZirconY(PO4)5895100939
Zircon  (*)ZirconZr(SiO4)58951005251
Zoisite  (*)EpidoteCa2Al3[Si2O7][SiO4]O(OH)58951001025



Locality Notes from all Ages at Locality:
Age IDLocality Notes
Jen_0000931MAGMATIC STYLE: Plug and dykes. ASSOCIATED SILICATE ROCKS: Pyroxenite, melilitolite, ijolite, nepheline syenite, fenite.
Jen_0000932MAGMATIC STYLE: Plug and dykes. ASSOCIATED SILICATE ROCKS: Pyroxenite, melilitolite, ijolite, nepheline syenite, fenite.
Jen_0000933MAGMATIC STYLE: Plug and dykes. ASSOCIATED SILICATE ROCKS: Pyroxenite, melilitolite, ijolite, nepheline syenite, fenite.


5 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
Alexandra-0394570570570 Age of carbonatite complex    Diopside, Fluorapatite, Ilmenite, Magnetite, Phlogopite, Titanite 3632Iron Hill (Iron Hill Carbonatite Complex), White Earth District (Powderhorn District), Gunnison Co., Colorado, USAIron HillVan Gosen (2009) USGSOFR2009_1005 
Alexandra-0395510510510 Age of diabase dikes      3632Iron Hill (Iron Hill Carbonatite Complex), White Earth District (Powderhorn District), Gunnison Co., Colorado, USAIron HillVan Gosen (2009) USGSOFR2009_1005 
Jen_0000931589569579±10Rb-Sr mica     3632Iron Hill (Iron Hill Carbonatite Complex), White Earth District (Powderhorn District), Gunnison Co., Colorado, USAIron HillWoolley and Kjarsgaard (2008)10.4095/225115GSCOF5796 
Jen_0000932570570570K-Ar       3632Iron Hill (Iron Hill Carbonatite Complex), White Earth District (Powderhorn District), Gunnison Co., Colorado, USAIron HillWoolley and Kjarsgaard (2008)10.4095/225115GSCOF5796 
Jen_0000933550550550fission-track titanite   Titanite  3632Iron Hill (Iron Hill Carbonatite Complex), White Earth District (Powderhorn District), Gunnison Co., Colorado, USAIron HillWoolley and Kjarsgaard (2008)10.4095/225115GSCOF5796 


SampleSource LocalityReference URL


All locality data graciously provided by mindat.org

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