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Minnamax Exploration shaft prospect (Amax Exploration Inc), Ely-Hoyt Lakes Area, Saint Louis County, Minnesota, USAi
Regional Level Types
Minnamax Exploration shaft prospect (Amax Exploration Inc)Prospect (Inactive)
Ely-Hoyt Lakes AreaArea
Saint Louis CountyCounty
MinnesotaState
USACountry

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PhotosMapsSearchMineralogy
09971360017881951176826.jpg
Overview

Minnamax Exploration shaft prospect, Ely-Hoyt Lakes Area, Saint Louis County, Minnesota, USA
04714990017879523723552.jpg
Concrete cap.

Minnamax Exploration shaft prospect, Ely-Hoyt Lakes Area, Saint Louis County, Minnesota, USA
07574560017881951182217.jpg
Native Copper, etc.

Minnamax Exploration shaft prospect, Ely-Hoyt Lakes Area, Saint Louis County, Minnesota, USA
09122690017881838017698.jpg
Overview

Minnamax Exploration shaft prospect, Ely-Hoyt Lakes Area, Saint Louis County, Minnesota, USA
02179390017878789475031.jpg
Concrete cap.

Minnamax Exploration shaft prospect, Ely-Hoyt Lakes Area, Saint Louis County, Minnesota, USA
07574560017881951182217.jpg
Native Copper, etc.

Minnamax Exploration shaft prospect, Ely-Hoyt Lakes Area, Saint Louis County, Minnesota, USA
09971360017881951176826.jpg
Overview

Minnamax Exploration shaft prospect, Ely-Hoyt Lakes Area, Saint Louis County, Minnesota, USA
04714990017879523723552.jpg
Concrete cap.

Minnamax Exploration shaft prospect, Ely-Hoyt Lakes Area, Saint Louis County, Minnesota, USA
Latitude & Longitude (WGS84):
47° 38' 33'' North , 91° 52' 54'' West
Latitude & Longitude (decimal):
47.64250,-91.88167
GRN:
N32W46
Type:
Prospect (Inactive) - last checked 2026
Deposit first discovered:
1957 (approx.)
Köppen climate type:
Dfb : Warm-summer humid continental climate
Nearest Settlements:
PlacePopulationDistance
Babbitt1,519 (2017)8.7km
Hoyt Lakes2,004 (2017)23.6km
Ely3,408 (2017)29.0km
Aurora1,666 (2017)29.4km
Winton172 (2017)32.1km
Mindat Locality ID:
167239
Long-form identifier:
mindat:1:2:167239:1
GUID (UUID V4):
0


Commodities (Major) - Copper; (Trace) - Nickel
Development Status: Prospect: State of Minnesota et. al., AMAX Exploration Inc. 1978.

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Mineral List


20 valid minerals.

Detailed Mineral List:

ⓘ Actinolite
Formula: ◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
References:
Frank KarastiIdentified by Frank Karasti: Visual Identification
ⓘ 'Biotite'
Formula: K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
References:
Frank KarastiIdentified by Frank Karasti: Visual Identification
ⓘ Bornite
Formula: Cu5FeS4
ⓘ Chalcocite
Formula: Cu2S
ⓘ Chalcopyrite
Formula: CuFeS2
ⓘ Covellite
Formula: CuS
ⓘ Cubanite
Formula: CuFe2S3
ⓘ Godlevskite
Formula: (Ni,Fe)9S8
ⓘ Mackinawite
Formula: FeS
ⓘ Magnetite
Formula: Fe2+Fe3+2O4
ⓘ Malachite
Formula: Cu2(CO3)(OH)2
ⓘ Maucherite
Formula: Ni11As8
ⓘ Native Copper
Formula: Cu
References:
Frank KarastiIdentified by Frank Karasti: Visual Identification, Wet Chemical
ⓘ Native Silver
Formula: Ag
ⓘ Parkerite
Formula: Ni3(Bi,Pb)2S2
ⓘ Pentlandite
Formula: (NixFey)Σ9S8
ⓘ Pyrrhotite
Formula: Fe1-xS
ⓘ Quartz
Formula: SiO2
References:
Frank KarastiIdentified by Frank Karasti: Visual Identification
ⓘ Sphalerite
Formula: ZnS
ⓘ Talnakhite
Formula: Cu9(Fe,Ni)8S16
ⓘ Violarite
Formula: Fe2+Ni3+2S4

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
ⓘNative Copper1.AA.05Cu
ⓘNative Silver1.AA.05Ag
Group 2 - Sulphides and Sulfosalts
ⓘMaucherite2.AB.15Ni11As8
ⓘChalcocite2.BA.05Cu2S
ⓘBornite2.BA.15Cu5FeS4
ⓘGodlevskite2.BB.15(Ni,Fe)9S8
ⓘPentlandite2.BB.15(NixFey)Σ9S8
ⓘParkerite2.BE.20Ni3(Bi,Pb)2S2
ⓘCovellite2.CA.05aCuS
ⓘSphalerite2.CB.05aZnS
ⓘChalcopyrite2.CB.10aCuFeS2
ⓘTalnakhite2.CB.10bCu9(Fe,Ni)8S16
ⓘCubanite2.CB.55aCuFe2S3
ⓘPyrrhotite2.CC.10Fe1-xS
ⓘMackinawite2.CC.25FeS
ⓘViolarite2.DA.05Fe2+Ni3+2S4
Group 4 - Oxides and Hydroxides
ⓘQuartz4.00.05SiO2
ⓘMagnetite4.BB.05Fe2+Fe3+2O4
Group 5 - Nitrates and Carbonates
ⓘMalachite5.BA.10Cu2(CO3)(OH)2
Group 9 - Silicates
ⓘActinolite9.DE.10◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Unclassified
ⓘ'Biotite'-K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2

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ⓘ MalachiteCu2(CO3)(OH)2
CCarbon
Cⓘ MalachiteCu2(CO3)(OH)2
OOxygen
Oⓘ Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Oⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Oⓘ MagnetiteFe2+Fe23+O4
Oⓘ MalachiteCu2(CO3)(OH)2
Oⓘ QuartzSiO2
FFluorine
Fⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
MgMagnesium
Mgⓘ Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Mgⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
AlAluminium
Alⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
SiSilicon
Siⓘ Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Siⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Siⓘ QuartzSiO2
SSulfur
Sⓘ BorniteCu5FeS4
Sⓘ ChalcopyriteCuFeS2
Sⓘ ChalcociteCu2S
Sⓘ CovelliteCuS
Sⓘ CubaniteCuFe2S3
Sⓘ Godlevskite(Ni,Fe)9S8
Sⓘ MackinawiteFeS
Sⓘ ParkeriteNi3(Bi,Pb)2S2
Sⓘ Pentlandite(NixFey)Σ9S8
Sⓘ PyrrhotiteFe1-xS
Sⓘ SphaleriteZnS
Sⓘ TalnakhiteCu9(Fe,Ni)8S16
Sⓘ ViolariteFe2+Ni23+S4
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
TiTitanium
Tiⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
FeIron
Feⓘ Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Feⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Feⓘ BorniteCu5FeS4
Feⓘ ChalcopyriteCuFeS2
Feⓘ CubaniteCuFe2S3
Feⓘ Godlevskite(Ni,Fe)9S8
Feⓘ MackinawiteFeS
Feⓘ MagnetiteFe2+Fe23+O4
Feⓘ Pentlandite(NixFey)Σ9S8
Feⓘ PyrrhotiteFe1-xS
Feⓘ TalnakhiteCu9(Fe,Ni)8S16
Feⓘ ViolariteFe2+Ni23+S4
NiNickel
Niⓘ Godlevskite(Ni,Fe)9S8
Niⓘ MaucheriteNi11As8
Niⓘ ParkeriteNi3(Bi,Pb)2S2
Niⓘ Pentlandite(NixFey)Σ9S8
Niⓘ TalnakhiteCu9(Fe,Ni)8S16
Niⓘ ViolariteFe2+Ni23+S4
CuCopper
Cuⓘ BorniteCu5FeS4
Cuⓘ ChalcopyriteCuFeS2
Cuⓘ ChalcociteCu2S
Cuⓘ CovelliteCuS
Cuⓘ CubaniteCuFe2S3
Cuⓘ Native CopperCu
Cuⓘ MalachiteCu2(CO3)(OH)2
Cuⓘ TalnakhiteCu9(Fe,Ni)8S16
ZnZinc
Znⓘ SphaleriteZnS
AsArsenic
Asⓘ MaucheriteNi11As8
AgSilver
Agⓘ Native SilverAg
PbLead
Pbⓘ ParkeriteNi3(Bi,Pb)2S2
BiBismuth
Biⓘ ParkeriteNi3(Bi,Pb)2S2

Other Databases

Link to USGS MRDS:10146367

Other Regions, Features and Areas containing this locality

North AmericaContinent
North America PlateTectonic Plate

This page contains all mineral locality references listed on mindat.org. This does not claim to be a complete list. If you know of more minerals from this site, please register so you can add to our database. This locality information is for reference purposes only. You should never attempt to visit any sites listed in mindat.org without first ensuring that you have the permission of the land and/or mineral rights holders for access and that you are aware of all safety precautions necessary.

References

Office of Ore Estimation, Mines Directory, University of Minnesota.
https://conservancy.umn.edu/items/5ca11e35-db8b-414f-891e-6596cf77a33b
https://conservancy.umn.edu/items/74cb4576-a8d7-4549-bac8-fe435e94b102
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