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:
Blachford Lake Alkaline Complex, Mackenzie District, Northwest Territories, Canada

Oldest recorded age at locality: 2100
Youngest recorded age at locality: 2100

mindat Locality ID: 51432
mindat URL: http://www.mindat.org/loc-51432.html

Tectonic Settings:

Total number of sublocalities beneath "Blachford Lake Alkaline Complex, Mackenzie District, Northwest Territories, Canada": 4
Total number of bottom-level sublocalities: 3

Number of Child Localities: 1
Child Localities:
Thor Lake Syenite Complex

Latitude: 62°6'0"N
Longitude: 112°40'"W
Decimal Degree (lat, lon): 62.1,-112.66666666667
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 Be C Ca Ce Cl Cu F Fe H K Li Mg Mn Mo Na Nb O P Pb REE S Si Sn Ta Th Ti U Y Zn Zr 

Elements from minerals reported directly at this locality: Al F Fe H K Na O Si Ti 

Structural Groups for minerals in this locality: 
AllaniteAmphiboleAnalcimeApatiteAstrophylliteBaryteBastnäsiteCalciteCancriniteCancrinite-sodalite
CatapleiiteChalcopyriteChloriteClayColumbiteCorundumEpidoteEudialyteFeldsparFluorite
LanthaniteMicaMolybdeniteMonaziteNatroliteNickelineNoneNot in a structural groupParisitePectolite
PhenakitePyritePyroxeneQuartzRocksaltRutileSapphirineScheeliteSodaliteSphalerite
SpinelTopazTridymiteWollastoniteZircon

70 IMA Minerals at location:
Aegirine  (*)Aenigmatite  (*)Albite  (*)Allanite-(Ce)  (*)Analcime  (*)
Anatase  (*)Ankerite  (*)Annite  (*)Arfvedsonite  (*)Astrophyllite  (*)
Baryte  (*)Bastnäsite-(Ce)  (*)Britholite-(Ce)  (*)Calciocatapleiite  (*)Calcite  (*)
Cancrinite  (*)Cassiterite  (*)Catapleiite  (*)Cerianite-(Ce)  (*)Chalcopyrite  (*)
Chamosite  (*)Columbite-(Fe)  (*)Dolomite  (*)Eudialyte  (*)Fergusonite-(Y)  (*)
Ferro-richterite  (*)Ferrobustamite  (*)Fluorapatite  (*)Fluorbritholite-(Ce)  (*)Fluorite  (*)
Fluornatropyrochlore  (*)Hematite  (*)Ilmenite  (*)Ixiolite  (*)Kentbrooksite  (*)
Kutnohorite  (*)Lanthanite-(Ce)  (*)Magnetite  (*)Mesolite  (*)Molybdenite  (*)
Monazite-(Ce)  (*)Muscovite  (*)Natrolite  (*)Nepheline  (*)Orthoclase  (*)
Parisite-(Ce)  (*)Pectolite  (*)Phenakite  (*)Polycrase-(Y)  (*)Polylithionite  (*)
Pyrite  (*)Pyrrhotite  (*)Quartz  (*)Riebeckite  (*)Rutile  (*)
Samarskite-(Y)  (*)Siderite  (*)Sodalite  (*)Sphalerite  (*)Synchysite-(Ce)  (*)
Thorite  (*)Topaz  (*)Uraninite  (*)Villiaumite  (*)Vlasovite  (*)
Willemite  (*)Wollastonite  (*)Xenotime-(Y)  (*)Zircon  (*)Zirsilite-(Ce)  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Aegirine  (*)PyroxeneNaFe3+Si2O621002100331051,31053,310541022
Aenigmatite  (*)SapphirineNa4[Fe2+10Ti2]O4[Si12O36]21002100231051,31053133
Albite  (*)FeldsparNa(AlSi3O8)21002100331051,31053,310548803
Allanite-(Ce)  (*)Allanite EpidoteCaCe(Al2Fe2+)[Si2O7][SiO4]O(OH)21002100231051,31053706
Analcime  (*)AnalcimeNa(AlSi2O6)·H2O21002100231051,310531627
Anatase  (*)Not in a structural groupTiO2231051,310542162
Ankerite  (*)NoneCa(Fe2+,Mg)(CO3)221002100231051,310533092
Annite  (*)Mica ClayKFe2+3(AlSi3O10)(OH)221002100231051,31053356
Arfvedsonite  (*)AmphiboleNaNa2(Fe2+4Fe3+)Si8O22(OH)2131054295
Astrophyllite  (*)AstrophylliteK2NaFe2+7Ti2(Si4O12)2O2(OH)4F210021000161
Baryte  (*)BaryteBa(SO4)21002100231051,3105311547
Bastnäsite-(Ce)  (*)BastnäsiteCe(CO3)F21002100331051,31053,31054304
Britholite-(Ce)  (*)Apatite(Ce,Ca)5(SiO4)3(OH)21002100231051,31053115
Calciocatapleiite  (*)CatapleiiteCaZrSi3O9·2H2O21002100231051,310538
Calcite  (*)CalciteCa(CO3)21002100231051,3105327770
Cancrinite  (*)Cancrinite(Na,Ca,   )8(Al6Si6)O24(CO3,SO4)2·2H2O21002100131053232
Cassiterite  (*)RutileSnO221002100231051,310535171
Catapleiite  (*)CatapleiiteNa2Zr(Si3O9)·2H2O21002100231051,31053113
Cerianite-(Ce)  (*)FluoriteCeO221002100231051,3105394
Chalcopyrite  (*)ChalcopyriteCuFeS221002100231051,3105327198
Chamosite  (*)Chlorite Clay(Fe2+,Mg,Al,Fe3+)6(Si,Al)4O10(OH,O)821002100231051,31053577
Columbite-(Fe)  (*)ColumbiteFe2+Nb2O621002100231051,31053518
Dolomite  (*)NoneCaMg(CO3)221002100231051,310539895
Eudialyte  (*)EudialyteNa15Ca6Fe3Zr3Si(Si25O73)(O,OH,H2O)3(Cl,OH)221002100231051,31053182
Fergusonite-(Y)  (*)ScheeliteYNbO421002100231051,31053196
Ferro-richterite  (*)AmphiboleNa(NaCa)Fe2+5Si8O22(OH)221002100231051,3105330
Ferrobustamite  (*)WollastoniteCaFe2+Si2O621002100231051,3105322
Fluorapatite  (*)ApatiteCa5(PO4)3F21002100231051,310532740
Fluorbritholite-(Ce)  (*)Apatite(Ce,Ca)5(SiO4)3F2100210013105319
Fluorite  (*)FluoriteCaF221002100331051,31053,310549617
Fluornatropyrochlore  (*)None(Na,Pb,Ca,REE,U)2Nb2O6F2100210013105310
Hematite  (*)CorundumFe2O321002100231051,3105314640
Ilmenite  (*)CorundumFe2+Ti4+O321002100231051,310535433
Ixiolite  (*)Columbite(Ta2/3Mn2+1/3)O221002100231051,31053148
Kentbrooksite  (*)Eudialyte(Na,REE)15(Ca,REE)6Mn3Zr3Nb(Si25O73)(O,OH,H2O)3(F,Cl)22100210013105319
Kutnohorite  (*)NoneCaMn2+(CO3)221002100231051,31053234
Lanthanite-(Ce)  (*)LanthaniteCe2(CO3)3·8H2O21002100231051,3105316
Magnetite  (*)SpinelFe2+Fe3+2O421002100331051,31053,3105414899
Mesolite  (*)NatroliteNa2Ca2(Si9Al6)O30·8H2O21002100231051,31053425
Molybdenite  (*)MolybdeniteMoS221002100231051,310535800
Monazite-(Ce)  (*)MonaziteCe(PO4)21002100231051,31053945
Muscovite  (*)Mica ClayKAl2(Si3Al)O10(OH)221002100017380
Natrolite  (*)NatroliteNa2(Si3Al2)O10·2H2O21002100231051,310531236
Nepheline  (*)TridymiteNa3K(Al4Si4O16)21002100231051,31053884
Orthoclase  (*)FeldsparK(AlSi3O8)21002100231051,310532349
Parisite-(Ce)  (*)ParisiteCaCe2(CO3)3F221002100231051,31053112
Pectolite  (*)PectoliteNaCa2Si3O8(OH)21002100231051,31053363
Phenakite  (*)PhenakiteBe2(SiO4)21002100331051,31053,31054326
Polycrase-(Y)  (*)ColumbiteY(Ti,Nb)2(O,OH)621002100231051,31053121
Polylithionite  (*)MicaKLi2AlSi4O10F2231051,3105489
Pyrite  (*)PyriteFeS221002100231051,3105339462
Pyrrhotite  (*)NickelineFe7S821002100231051,310539056
Quartz  (*)QuartzSiO221002100331051,31053,3105461156
Riebeckite  (*)Amphibole   Na2(Fe2+3Fe3+2)Si8O22(OH)221002100231051,31053375
Rutile  (*)RutileTiO2231051,310545614
Samarskite-(Y)  (*)ColumbiteYFe3+Nb2O821002100131053353
Siderite  (*)CalciteFe(CO3)21002100231051,310536417
Sodalite  (*)Cancrinite-sodalite SodaliteNa4(Si3Al3)O12Cl21002100231051,31053444
Sphalerite  (*)SphaleriteZnS21002100231051,3105321482
Synchysite-(Ce)  (*)NoneCaCe(CO3)2F21002100231051,31053232
Thorite  (*)ZirconTh(SiO4)21002100231051,310531006
Topaz  (*)TopazAl2SiO4F2210021001310531476
Uraninite  (*)FluoriteUO221002100231051,310532718
Villiaumite  (*)RocksaltNaF2100210013105331
Vlasovite  (*)NoneNa2ZrSi4O11210021001310539
Willemite  (*)PhenakiteZn2SiO421002100231051,31053303
Wollastonite  (*)WollastoniteCaSiO321002100231051,310531247
Xenotime-(Y)  (*)ZirconY(PO4)21002100331051,31053,31054939
Zircon  (*)ZirconZr(SiO4)21002100331051,31053,310545251
Zirsilite-(Ce)  (*)Eudialyte(Na,   )12(Ce,Na)3Ca6Mn3Zr3NbSi25O73(OH)3(CO3)·H2O210021001310534


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
ree-0022721002100Early Proterozoic- approx. 2100 Ma        25762Nechalacho Deposit, Thor Lake Syenite Complex, Blachford Lake Alkaline Complex, Mackenzie District, Northwest Territories, CanadaThor Lake (Blachford Lake)Orris and Grauch (2002) USGSOFR02_189 

SampleSource LocalityReference URL

All locality data graciously provided by mindat.org

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