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Mesaba deposit (Minnamax deposit; Babbitt deposit; Babbitt Lake deposit; Amax Underground Mine), Ely-Hoyt Lakes Area, St. Louis County, Minnesota, USAi
Regional Level Types
Mesaba deposit (Minnamax deposit; Babbitt deposit; Babbitt Lake deposit; Amax Underground Mine)Deposit
Ely-Hoyt Lakes AreaArea
St. Louis CountyCounty
MinnesotaState
USACountry

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Latitude & Longitude (WGS84):
47° 42' 30'' North , 91° 56' 30'' West
Latitude & Longitude (decimal):
Type:
Nearest Settlements:
PlacePopulationDistance
Babbitt1,519 (2017)0.2km
Ely3,408 (2017)22.4km
Soudan446 (2017)25.1km
Hoyt Lakes2,004 (2017)25.6km
Winton172 (2017)26.4km
Mindat Locality ID:
16397
Long-form identifier:
mindat:1:2:16397:7
GUID (UUID V4):
0


A PGE (Pt-Pd-Ru-Rh-Os-Ir)-Cu-Ni-Co-Ti occurrence/prospect/mine in the Partridge River troctolite body, Duluth complex. Previously owned by AMAX, then Kennecott.

Deposit Model: 9: Duluth Cu-Ni-PGE

Host Rock Unit: Duluth Complex

Structure: Faulting Related To Rift Origin Of Duluth Complex

Host Rock: Gabbro

Tectonic Structure: Midcontinent Rift

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Mineral List


45 valid minerals.

Rock Types Recorded

Note: data is currently VERY limited. Please bear with us while we work towards adding this information!

Select Rock List Type

Alphabetical List Tree Diagram

Detailed Mineral List:

Actinolite
Formula: ◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Altaite
Formula: PbTe
'Apatite'
Formula: Ca5(PO4)3(Cl/F/OH)
Augite
Formula: (CaxMgyFez)(Mgy1Fez1)Si2O6
Baddeleyite
Formula: ZrO2
'Biotite'
Formula: K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Bornite
Formula: Cu5FeS4
Cabriite
Formula: Pd2CuSn
Calcite
Formula: CaCO3
Chalcocite
Formula: Cu2S
Chalcopyrite
Formula: CuFeS2
'Chlorite Group'
Chrysotile
Formula: Mg3(Si2O5)(OH)4
Cordierite
Formula: Mg2Al4Si5O18
Cotunnite
Formula: PbCl2
Covellite
Formula: CuS
Cubanite
Formula: CuFe2S3
Dienerite
Formula: Ni3As
Epidote
Formula: (CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
'Fayalite-Forsterite Series'
Froodite
Formula: α-PdBi2
Godlevskite
Formula: (Ni,Fe)9S8
Graphite
Formula: C
Greenalite
Formula: (Fe2+,Fe3+)2-3Si2O5(OH)4
Greenockite
Formula: CdS
Heazlewoodite
Formula: Ni3S2
'Hornblende Root Name Group'
Formula: ◻Ca2(Z2+4Z3+)(AlSi7O22)(OH,F,Cl)2
Ilmenite
Formula: Fe2+TiO3
Irarsite
Formula: (Ir,Ru,Rh,Pt)AsS
Laurionite
Formula: PbCl(OH)
Laurite
Formula: RuS2
Mackinawite
Formula: FeS
Magnetite
Formula: Fe2+Fe3+2O4
Magnetite var. Titanium-bearing Magnetite
Formula: Fe2+(Fe3+,Ti)2O4
Maucherite
Formula: Ni11As8
Michenerite
Formula: PdBiTe
Moncheite
Formula: Pt(Te,Bi)2
Native Silver
Formula: Ag
Nickeline
Formula: NiAs
Parkerite
Formula: Ni3(Bi,Pb)2S2
Pentlandite
Formula: (NixFey)Σ9S8
'Plagioclase'
Formula: (Na,Ca)[(Si,Al)AlSi2]O8
Prehnite
Formula: Ca2Al2Si3O10(OH)2
Pyrrhotite
Formula: Fe1-xS
'Serpentine Subgroup'
Formula: D3[Si2O5](OH)4
Shadlunite
Formula: (Pb,Cd)(Fe,Cu)8S8
Sperrylite
Formula: PtAs2
Sphalerite
Formula: ZnS
Spinel
Formula: MgAl2O4
Taimyrite
Formula: (Pd,Cu,Pt)3Sn
Talnakhite
Formula: Cu9(Fe,Ni)8S16
Troilite
Formula: FeS
Zircon
Formula: Zr(SiO4)

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
Native Silver1.AA.05Ag
Taimyrite1.AG.15(Pd,Cu,Pt)3Sn
Cabriite1.AG.30Pd2CuSn
Graphite1.CB.05aC
Group 2 - Sulphides and Sulfosalts
Dienerite2.AA.55Ni3As
Maucherite2.AB.15Ni11As8
Froodite2.AC.45aα-PdBi2
Chalcocite2.BA.05Cu2S
Bornite2.BA.15Cu5FeS4
Heazlewoodite2.BB.05Ni3S2
Godlevskite2.BB.15(Ni,Fe)9S8
Pentlandite2.BB.15(NixFey)Σ9S8
Shadlunite2.BB.15(Pb,Cd)(Fe,Cu)8S8
Parkerite2.BE.20Ni3(Bi,Pb)2S2
Covellite2.CA.05aCuS
Sphalerite2.CB.05aZnS
Chalcopyrite2.CB.10aCuFeS2
Talnakhite2.CB.10bCu9(Fe,Ni)8S16
Greenockite2.CB.45CdS
Cubanite2.CB.55aCuFe2S3
Nickeline2.CC.05NiAs
Pyrrhotite2.CC.10Fe1-xS
Troilite2.CC.10FeS
Mackinawite2.CC.25FeS
Altaite2.CD.10PbTe
Moncheite2.EA.20Pt(Te,Bi)2
Laurite2.EB.05aRuS2
Sperrylite2.EB.05aPtAs2
Irarsite2.EB.25(Ir,Ru,Rh,Pt)AsS
Michenerite2.EB.25PdBiTe
Group 3 - Halides
Cotunnite3.AB.85PbCl2
Laurionite3.DC.05PbCl(OH)
Group 4 - Oxides and Hydroxides
Magnetite4.BB.05Fe2+Fe3+2O4
Spinel4.BB.05MgAl2O4
Magnetite
var. Titanium-bearing Magnetite
4.BB.05Fe2+(Fe3+,Ti)2O4
Ilmenite4.CB.05Fe2+TiO3
Baddeleyite4.DE.35ZrO2
Group 5 - Nitrates and Carbonates
Calcite5.AB.05CaCO3
Group 9 - Silicates
Chrysotile9.00.Mg3(Si2O5)(OH)4
Zircon9.AD.30Zr(SiO4)
Epidote9.BG.05a(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Cordierite9.CJ.10Mg2Al4Si5O18
Augite9.DA.15(CaxMgyFez)(Mgy1Fez1)Si2O6
Actinolite9.DE.10◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Prehnite9.DP.20Ca2Al2Si3O10(OH)2
Greenalite9.ED.15(Fe2+,Fe3+)2-3Si2O5(OH)4
Unclassified
'Biotite'-K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
'Chlorite Group'-
'Fayalite-Forsterite Series'-
'Hornblende Root Name Group'-◻Ca2(Z2+4Z3+)(AlSi7O22)(OH,F,Cl)2
'Plagioclase'-(Na,Ca)[(Si,Al)AlSi2]O8
'Serpentine Subgroup'-D3[Si2O5](OH)4
'Apatite'-Ca5(PO4)3(Cl/F/OH)

List of minerals for each chemical element

HHydrogen
H Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
H BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
H ChrysotileMg3(Si2O5)(OH)4
H Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
H Greenalite(Fe2+,Fe3+)2-3Si2O5(OH)4
H LaurionitePbCl(OH)
H PrehniteCa2Al2Si3O10(OH)2
H Hornblende Root Name Group◻Ca2(Z42+Z3+)(AlSi7O22)(OH,F,Cl)2
H Serpentine SubgroupD3[Si2O5](OH)4
H ApatiteCa5(PO4)3(Cl/F/OH)
CCarbon
C CalciteCaCO3
C GraphiteC
OOxygen
O Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
O Augite(CaxMgyFez)(Mgy1Fez1)Si2O6
O BaddeleyiteZrO2
O BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
O CalciteCaCO3
O ChrysotileMg3(Si2O5)(OH)4
O CordieriteMg2Al4Si5O18
O Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
O Greenalite(Fe2+,Fe3+)2-3Si2O5(OH)4
O IlmeniteFe2+TiO3
O LaurionitePbCl(OH)
O MagnetiteFe2+Fe23+O4
O PrehniteCa2Al2Si3O10(OH)2
O SpinelMgAl2O4
O Magnetite var. Titanium-bearing MagnetiteFe2+(Fe3+,Ti)2O4
O ZirconZr(SiO4)
O Fayalite-Forsterite Series
O Hornblende Root Name Group◻Ca2(Z42+Z3+)(AlSi7O22)(OH,F,Cl)2
O Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
O Serpentine SubgroupD3[Si2O5](OH)4
O ApatiteCa5(PO4)3(Cl/F/OH)
FFluorine
F BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
F Hornblende Root Name Group◻Ca2(Z42+Z3+)(AlSi7O22)(OH,F,Cl)2
F ApatiteCa5(PO4)3(Cl/F/OH)
NaSodium
Na Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
MgMagnesium
Mg Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Mg Augite(CaxMgyFez)(Mgy1Fez1)Si2O6
Mg BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Mg ChrysotileMg3(Si2O5)(OH)4
Mg CordieriteMg2Al4Si5O18
Mg SpinelMgAl2O4
Mg Fayalite-Forsterite Series
AlAluminium
Al BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Al CordieriteMg2Al4Si5O18
Al Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Al PrehniteCa2Al2Si3O10(OH)2
Al SpinelMgAl2O4
Al Hornblende Root Name Group◻Ca2(Z42+Z3+)(AlSi7O22)(OH,F,Cl)2
Al Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
SiSilicon
Si Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Si Augite(CaxMgyFez)(Mgy1Fez1)Si2O6
Si BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Si ChrysotileMg3(Si2O5)(OH)4
Si CordieriteMg2Al4Si5O18
Si Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Si Greenalite(Fe2+,Fe3+)2-3Si2O5(OH)4
Si PrehniteCa2Al2Si3O10(OH)2
Si ZirconZr(SiO4)
Si Fayalite-Forsterite Series
Si Hornblende Root Name Group◻Ca2(Z42+Z3+)(AlSi7O22)(OH,F,Cl)2
Si Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
Si Serpentine SubgroupD3[Si2O5](OH)4
PPhosphorus
P ApatiteCa5(PO4)3(Cl/F/OH)
SSulfur
S BorniteCu5FeS4
S ChalcopyriteCuFeS2
S ChalcociteCu2S
S CovelliteCuS
S CubaniteCuFe2S3
S Godlevskite(Ni,Fe)9S8
S GreenockiteCdS
S HeazlewooditeNi3S2
S Irarsite(Ir,Ru,Rh,Pt)AsS
S LauriteRuS2
S MackinawiteFeS
S ParkeriteNi3(Bi,Pb)2S2
S Pentlandite(NixFey)Σ9S8
S PyrrhotiteFe1-xS
S Shadlunite(Pb,Cd)(Fe,Cu)8S8
S SphaleriteZnS
S TalnakhiteCu9(Fe,Ni)8S16
S TroiliteFeS
ClChlorine
Cl CotunnitePbCl2
Cl LaurionitePbCl(OH)
Cl Hornblende Root Name Group◻Ca2(Z42+Z3+)(AlSi7O22)(OH,F,Cl)2
Cl ApatiteCa5(PO4)3(Cl/F/OH)
KPotassium
K BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
CaCalcium
Ca Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Ca Augite(CaxMgyFez)(Mgy1Fez1)Si2O6
Ca CalciteCaCO3
Ca Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Ca PrehniteCa2Al2Si3O10(OH)2
Ca Hornblende Root Name Group◻Ca2(Z42+Z3+)(AlSi7O22)(OH,F,Cl)2
Ca Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
Ca ApatiteCa5(PO4)3(Cl/F/OH)
TiTitanium
Ti BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Ti IlmeniteFe2+TiO3
Ti Magnetite var. Titanium-bearing MagnetiteFe2+(Fe3+,Ti)2O4
FeIron
Fe Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Fe Augite(CaxMgyFez)(Mgy1Fez1)Si2O6
Fe BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Fe BorniteCu5FeS4
Fe ChalcopyriteCuFeS2
Fe CubaniteCuFe2S3
Fe Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Fe Godlevskite(Ni,Fe)9S8
Fe Greenalite(Fe2+,Fe3+)2-3Si2O5(OH)4
Fe IlmeniteFe2+TiO3
Fe MackinawiteFeS
Fe MagnetiteFe2+Fe23+O4
Fe Pentlandite(NixFey)Σ9S8
Fe PyrrhotiteFe1-xS
Fe Shadlunite(Pb,Cd)(Fe,Cu)8S8
Fe TalnakhiteCu9(Fe,Ni)8S16
Fe Magnetite var. Titanium-bearing MagnetiteFe2+(Fe3+,Ti)2O4
Fe TroiliteFeS
Fe Fayalite-Forsterite Series
NiNickel
Ni DieneriteNi3As
Ni Godlevskite(Ni,Fe)9S8
Ni HeazlewooditeNi3S2
Ni MaucheriteNi11As8
Ni NickelineNiAs
Ni ParkeriteNi3(Bi,Pb)2S2
Ni Pentlandite(NixFey)Σ9S8
Ni TalnakhiteCu9(Fe,Ni)8S16
CuCopper
Cu BorniteCu5FeS4
Cu CabriitePd2CuSn
Cu ChalcopyriteCuFeS2
Cu ChalcociteCu2S
Cu CovelliteCuS
Cu CubaniteCuFe2S3
Cu Shadlunite(Pb,Cd)(Fe,Cu)8S8
Cu Taimyrite(Pd,Cu,Pt)3Sn
Cu TalnakhiteCu9(Fe,Ni)8S16
ZnZinc
Zn SphaleriteZnS
AsArsenic
As DieneriteNi3As
As Irarsite(Ir,Ru,Rh,Pt)AsS
As MaucheriteNi11As8
As NickelineNiAs
As SperrylitePtAs2
ZrZirconium
Zr BaddeleyiteZrO2
Zr ZirconZr(SiO4)
RuRuthenium
Ru Irarsite(Ir,Ru,Rh,Pt)AsS
Ru LauriteRuS2
RhRhodium
Rh Irarsite(Ir,Ru,Rh,Pt)AsS
PdPalladium
Pd CabriitePd2CuSn
Pd Frooditeα-PdBi2
Pd MicheneritePdBiTe
Pd Taimyrite(Pd,Cu,Pt)3Sn
AgSilver
Ag Native SilverAg
CdCadmium
Cd GreenockiteCdS
Cd Shadlunite(Pb,Cd)(Fe,Cu)8S8
SnTin
Sn CabriitePd2CuSn
Sn Taimyrite(Pd,Cu,Pt)3Sn
TeTellurium
Te AltaitePbTe
Te MicheneritePdBiTe
Te MoncheitePt(Te,Bi)2
IrIridium
Ir Irarsite(Ir,Ru,Rh,Pt)AsS
PtPlatinum
Pt Irarsite(Ir,Ru,Rh,Pt)AsS
Pt MoncheitePt(Te,Bi)2
Pt SperrylitePtAs2
Pt Taimyrite(Pd,Cu,Pt)3Sn
PbLead
Pb AltaitePbTe
Pb CotunnitePbCl2
Pb LaurionitePbCl(OH)
Pb ParkeriteNi3(Bi,Pb)2S2
Pb Shadlunite(Pb,Cd)(Fe,Cu)8S8
BiBismuth
Bi Frooditeα-PdBi2
Bi MicheneritePdBiTe
Bi MoncheitePt(Te,Bi)2
Bi ParkeriteNi3(Bi,Pb)2S2

Other Regions, Features and Areas containing this locality


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