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:
Seagull Lake Complex, Seagull Lake Area, Thunder Bay District, Ontario, Canada


mindat Locality ID: 303012
mindat URL: http://www.mindat.org/loc-303012.html

Tectonic Settings:

Total number of sublocalities beneath "Seagull Lake Complex, Seagull Lake Area, Thunder Bay District, Ontario, Canada": 1
Total number of bottom-level sublocalities: 1

Number of Child Localities: 1
Child Localities:
Nipigon Reefs Project

Latitude: 48°45'59"N
Longitude: 90°55'"W
Decimal Degree (lat, lon): 48.766388888889,-90.916666666667
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: Ag Al As Au Ba Bi C Ca Cr Cu Fe H Ir K Mg Mn Ni O Os Pb Pd Pt S Sb Si Te Ti Y Zn Zr 

Elements from minerals reported directly at this locality: Al Fe Mn O Si 

Structural Groups for minerals in this locality: 
AcanthiteAmphiboleArsenopyriteAuricuprideBaddeleyiteBaryteChalcopyriteClayClinozoisiteCopper
CorundumCubaniteDiasporeEpidoteGarnetMarcasiteMeloniteMicaMilleriteNickeline
NonePentlanditePerovskitePotaritePyriteQuartzRocksaltRutileSphaleriteSpinel
StanniteTalcTetradymiteUllmanniteWurtziteZirconZirconolite

58 IMA Minerals at location:
Acanthite  (*)Actinolite  (*)Almandine  (*)Altaite  (*)Anthophyllite  (*)
Baddeleyite  (*)Baryte  (*)Bogdanovite  (*)Chalcopyrite  (*)Chromite  (*)
Copper  (*)Cubanite  (*)Epidote  (*)Ferronickelplatinum  (*)Fukuchilite  (*)
Galena  (*)Genkinite  (*)Goethite  (*)Gold  (*)Graphite  (*)
Heazlewoodite  (*)Hematite  (*)Idaite  (*)Ilmenite  (*)Insizwaite  (*)
Irarsite  (*)Keithconnite  (*)Kotulskite  (*)Magnetite  (*)Marcasite  (*)
Merenskyite  (*)Michenerite  (*)Millerite  (*)Osarsite  (*)Palladoarsenide  (*)
Pentlandite  (*)Phlogopite  (*)Polarite  (*)Mertieite-I  (*)Pyrite  (*)
Pyrrhotite  (*)Quartz  (*)Rucklidgeite  (*)Rutile  (*)Silver  (*)
Sobolevskite  (*)Sperrylite  (*)Spessartine  (*)Sphalerite  (*)Stibiopalladinite  (*)
Talc  (*)Telluropalladinite  (*)Tetraferroplatinum  (*)Tremolite  (*)Violarite  (*)
Zircon  (*)Zirconolite  (*)Zvyagintsevite  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Acanthite  (*)AcanthiteAg2S1334852793
Actinolite  (*)Amphibole   Ca2(Mg4.5-2.5Fe2+0.5-2.5)Si8O22(OH)21334853419
Almandine  (*)GarnetFe2+3Al2(SiO4)302353
Altaite  (*)RocksaltPbTe133485489
Anthophyllite  (*)Amphibole   Mg2Mg5Si8O22(OH)2133485718
Baddeleyite  (*)BaddeleyiteZrO2133485238
Baryte  (*)BaryteBa(SO4)13348511547
Bogdanovite  (*)Auricupride(Au,Te,Pb)3(Cu,Fe)13348511
Chalcopyrite  (*)ChalcopyriteCuFeS213348527198
Chromite  (*)SpinelFe2+Cr2O41334853902
Copper  (*)CopperCu1334853846
Cubanite  (*)Cubanite WurtziteCuFe2S3133485802
Epidote  (*)Epidote ClinozoisiteCa2(Al2Fe3+)[Si2O7][SiO4]O(OH)1334858173
Ferronickelplatinum  (*)PotaritePt2FeNi13348513
Fukuchilite  (*)PyriteCu3FeS81334856
Galena  (*)RocksaltPbS13348524243
Genkinite  (*)NonePt4Sb313348512
Goethite  (*)DiasporeFeO(OH)1334857437
Gold  (*)CopperAu13348530554
Graphite  (*)NoneC1334852812
Heazlewoodite  (*)NoneNi3S2133485205
Hematite  (*)CorundumFe2O313348514640
Idaite  (*)Stannite SphaleriteCu3FeS4133485142
Ilmenite  (*)CorundumFe2+Ti4+O31334855433
Insizwaite  (*)PyritePtBi213348515
Irarsite  (*)PyriteIrAsS133485154
Keithconnite  (*)NonePd20Te713348540
Kotulskite  (*)NickelinePd(Te,Bi)2-x (x ≈ 0.4)133485116
Magnetite  (*)SpinelFe2+Fe3+2O413348514899
Marcasite  (*)MarcasiteFeS21334855674
Merenskyite  (*)MelonitePdTe2133485155
Michenerite  (*)UllmannitePdBiTe133485114
Millerite  (*)MilleriteNiS1334851066
Osarsite  (*)ArsenopyriteOsAsS13348516
Palladoarsenide  (*)NonePd2As13348537
Pentlandite  (*)Pentlandite(Ni,Fe)9S81334851512
Phlogopite  (*)Mica ClayKMg3(AlSi3O10)(OH)21334852273
Polarite  (*)NonePd(Bi,Pb)13348510
Mertieite-I  (*)NonePd5+x(Sb,As)2-x (x = 0.1-0.2)1334859
Pyrite  (*)PyriteFeS213348539462
Pyrrhotite  (*)NickelineFe7S81334859056
Quartz  (*)QuartzSiO213348561156
Rucklidgeite  (*)TetradymitePbBi2Te413348564
Rutile  (*)RutileTiO21334855614
Silver  (*)CopperAg1334855186
Sobolevskite  (*)NickelinePdBi13348544
Sperrylite  (*)PyritePtAs2133485337
Spessartine  (*)GarnetMn2+3Al2(SiO4)301214
Sphalerite  (*)SphaleriteZnS13348521482
Stibiopalladinite  (*)NonePd5Sb213348575
Talc  (*)Clay TalcMg3Si4O10(OH)21334853337
Telluropalladinite  (*)NonePd9Te413348515
Tetraferroplatinum  (*)PotaritePtFe13348566
Tremolite  (*)Amphibole   Ca2(Mg5.0-4.5Fe2+0.0-0.5)Si8O22(OH)21334852562
Violarite  (*)SpinelFeNi2S4133485380
Zircon  (*)ZirconZr(SiO4)1334855251
Zirconolite  (*)Zirconolite(Ca,Y)Zr(Ti,Mg,Al)2O7133485140
Zvyagintsevite  (*)Auricupride PerovskitePd3Pb13348532


No ages have been assigned to this locality yet.
SampleSource LocalityReference URL

All locality data graciously provided by mindat.org

All age data...

Other copyright data...