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Lac La Belle, Keweenaw Co., Michigan, USAi
Regional Level Types
Lac La Belle- not defined -
Keweenaw Co.County
MichiganState
USACountry

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Latitude & Longitude (WGS84):
47° 23' 3'' North , 88° 1' 7'' West
Latitude & Longitude (decimal):
Nearest Settlements:
PlacePopulationDistance
Copper Harbor108 (2017)13.6km
Copper City187 (2017)29.9km
Ahmeek146 (2017)30.0km
Laurium1,941 (2017)35.9km
Lake Linden989 (2017)36.1km


No description has been added for this locality. Can you add one?

Regions containing this locality

North America PlateTectonic Plate
Keweenaw Peninsula, Michigan, USAPeninsula

Select Mineral List Type

Standard Detailed Strunz Dana Chemical Elements

Commodity List

This is a list of exploitable or exploited mineral commodities recorded from this region.


Mineral List

Mineral list contains entries from the region specified including sub-localities

25 valid minerals.

Rock Types Recorded

Note: this is a very new system on mindat.org and data is currently VERY limited. Please bear with us while we work towards adding this information!

Rock list contains entries from the region specified including sub-localities

Select Rock List Type

Alphabetical List Tree Diagram

Detailed Mineral List:

Albite
Formula: Na(AlSi3O8)
Albite var: Oligoclase
Formula: (Na,Ca)[Al(Si,Al)Si2O8]
Reference: Mineralogy of Michigan (2004) Heinrich & Robinson
Anorthite
Formula: Ca(Al2Si2O8)
Reference: Mineralogy of Michigan (2004) Heinrich & Robinson
Anorthite var: Labradorite
Formula: (Ca,Na)[Al(Al,Si)Si2O8]
Reference: Mineralogy of Michigan (2004) Heinrich & Robinson
Augite
Formula: (CaxMgyFez)(Mgy1Fez1)Si2O6
Reference: Mineralogy of Michigan (2004) Heinrich & Robinson
Baryte
Formula: BaSO4
Bornite
Formula: Cu5FeS4
Calcite
Formula: CaCO3
Chalcocite
Formula: Cu2S
Localities: Reported from at least 6 localities in this region.
Chalcopyrite
Formula: CuFeS2
'Chlorite Group'
Reference: Institute on Lake Superior Geology Proceedings, 40th Annual Meeting, Houghton, MI, v. 40, part 4,
Chrysocolla
Formula: Cu2-xAlx(H2-xSi2O5)(OH)4 · nH2O
Reference: Rocks & Minerals 84:298-323
Copper
Formula: Cu
Reference: U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.
Covellite
Formula: CuS
Reference: Bornhorst & Rose (1994) Self-guided geological field trip to the Keweenaw Peninsula, Michigan. Institute Lake Superior Geology proceedings vol 40 part 2
Cuprite
Formula: Cu2O
Reference: Mineralogy of Michigan (2004) Heinrich & Robinson
Digenite
Formula: Cu9S5
Reference: Bornhorst & Rose (1994) Self-guided geological field trip to the Keweenaw Peninsula, Michigan. Institute Lake Superior Geology proceedings vol 40 part 2
Djurleite
Formula: Cu31S16
Reference: Bornhorst & Rose (1994) Self-guided geological field trip to the Keweenaw Peninsula, Michigan. Institute Lake Superior Geology proceedings vol 40 part 2
Epidote
Formula: {Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Reference: Institute on Lake Superior Geology Proceedings, 40th Annual Meeting, Houghton, MI, v. 40, part 4,
'Fayalite-Forsterite Series'
Reference: Mineralogy of Michigan (2004) Heinrich & Robinson
Galena
Formula: PbS
Reference: Bornhorst & Rose (1994) Self-guided geological field trip to the Keweenaw Peninsula, Michigan. Institute Lake Superior Geology proceedings vol 40 part 2
Hematite
Formula: Fe2O3
Reference: Bornhorst & Rose (1994) Self-guided geological field trip to the Keweenaw Peninsula, Michigan. Institute Lake Superior Geology proceedings vol 40 part 2; Institute on Lake Superior Geology Proceedings, 40th Annual Meeting, Houghton, MI, v. 40, part 4,
'K Feldspar'
Reference: Institute on Lake Superior Geology Proceedings, 40th Annual Meeting, Houghton, MI, v. 40, part 4,
Laumontite
Formula: CaAl2Si4O12 · 4H2O
Magnetite
Formula: Fe2+Fe3+2O4
Malachite
Formula: Cu2(CO3)(OH)2
'Pumpellyite'
Reference: Institute on Lake Superior Geology Proceedings, 40th Annual Meeting, Houghton, MI, v. 40, part 4,
Pyrite
Formula: FeS2
Reference: Bornhorst & Rose (1994) Self-guided geological field trip to the Keweenaw Peninsula, Michigan. Institute Lake Superior Geology proceedings vol 40 part 2; Institute on Lake Superior Geology Proceedings, 40th Annual Meeting, Houghton, MI, v. 40, part 4,
Quartz
Formula: SiO2
Reference: Institute on Lake Superior Geology Proceedings, 40th Annual Meeting, Houghton, MI, v. 40, part 4,
Silver
Formula: Ag
Reference: Mineralogy of Michigan (2004) Heinrich & Robinson
Sphalerite
Formula: ZnS
Reference: Bornhorst & Rose (1994) Self-guided geological field trip to the Keweenaw Peninsula, Michigan. Institute Lake Superior Geology proceedings vol 40 part 2
Titanite
Formula: CaTi(SiO4)O
Reference: Institute on Lake Superior Geology Proceedings, 40th Annual Meeting, Houghton, MI, v. 40, part 4,

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
Copper1.AA.05Cu
Silver1.AA.05Ag
Group 2 - Sulphides and Sulfosalts
Bornite2.BA.15Cu5FeS4
Chalcocite2.BA.05Cu2S
Chalcopyrite2.CB.10aCuFeS2
Covellite2.CA.05aCuS
Digenite2.BA.10Cu9S5
Djurleite2.BA.05Cu31S16
Galena2.CD.10PbS
Pyrite2.EB.05aFeS2
Sphalerite2.CB.05aZnS
Group 4 - Oxides and Hydroxides
Cuprite4.AA.10Cu2O
Hematite4.CB.05Fe2O3
Magnetite4.BB.05Fe2+Fe3+2O4
Quartz4.DA.05SiO2
Group 5 - Nitrates and Carbonates
Calcite5.AB.05CaCO3
Malachite5.BA.10Cu2(CO3)(OH)2
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
Baryte7.AD.35BaSO4
Group 9 - Silicates
Albite9.FA.35Na(AlSi3O8)
var: Oligoclase9.FA.35(Na,Ca)[Al(Si,Al)Si2O8]
Anorthite9.FA.35Ca(Al2Si2O8)
var: Labradorite9.FA.35(Ca,Na)[Al(Al,Si)Si2O8]
Augite9.DA.15(CaxMgyFez)(Mgy1Fez1)Si2O6
Chrysocolla9.ED.20Cu2-xAlx(H2-xSi2O5)(OH)4 · nH2O
Epidote9.BG.05a{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Laumontite9.GB.10CaAl2Si4O12 · 4H2O
Titanite9.AG.15CaTi(SiO4)O
Unclassified Minerals, Rocks, etc.
'Chlorite Group'-
'Fayalite-Forsterite Series'-
'K Feldspar'-
'Pumpellyite'-

List of minerals arranged by Dana 8th Edition classification

Group 1 - NATIVE ELEMENTS AND ALLOYS
Metals, other than the Platinum Group
Copper1.1.1.3Cu
Silver1.1.1.2Ag
Group 2 - SULFIDES
AmBnXp, with (m+n):p = 2:1
Chalcocite2.4.7.1Cu2S
Digenite2.4.7.3Cu9S5
Djurleite2.4.7.2Cu31S16
AmBnXp, with (m+n):p = 3:2
Bornite2.5.2.1Cu5FeS4
AmXp, with m:p = 1:1
Covellite2.8.12.1CuS
Galena2.8.1.1PbS
Sphalerite2.8.2.1ZnS
AmBnXp, with (m+n):p = 1:1
Chalcopyrite2.9.1.1CuFeS2
AmBnXp, with (m+n):p = 1:2
Pyrite2.12.1.1FeS2
Group 4 - SIMPLE OXIDES
A2X
Cuprite4.1.1.1Cu2O
A2X3
Hematite4.3.1.2Fe2O3
Group 7 - MULTIPLE OXIDES
AB2X4
Magnetite7.2.2.3Fe2+Fe3+2O4
Group 14 - ANHYDROUS NORMAL CARBONATES
A(XO3)
Calcite14.1.1.1CaCO3
Group 16a - ANHYDROUS CARBONATES CONTAINING HYDROXYL OR HALOGEN
Malachite16a.3.1.1Cu2(CO3)(OH)2
Group 28 - ANHYDROUS ACID AND NORMAL SULFATES
AXO4
Baryte28.3.1.1BaSO4
Group 52 - NESOSILICATES Insular SiO4 Groups and O,OH,F,H2O
Insular SiO4 Groups and O, OH, F, and H2O with cations in [6] and/or >[6] coordination
Titanite52.4.3.1CaTi(SiO4)O
Group 58 - SOROSILICATES Insular, Mixed, Single, and Larger Tetrahedral Groups
Insular, Mixed, Single, and Larger Tetrahedral Groups with cations in [6] and higher coordination; single and double groups (n = 1, 2)
Epidote58.2.1a.7{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Group 65 - INOSILICATES Single-Width,Unbranched Chains,(W=1)
Single-Width Unbranched Chains, W=1 with chains P=2
Augite65.1.3a.3(CaxMgyFez)(Mgy1Fez1)Si2O6
Group 74 - PHYLLOSILICATES Modulated Layers
Modulated Layers with joined strips
Chrysocolla74.3.2.1Cu2-xAlx(H2-xSi2O5)(OH)4 · nH2O
Group 75 - TECTOSILICATES Si Tetrahedral Frameworks
Si Tetrahedral Frameworks - SiO2 with [4] coordinated Si
Quartz75.1.3.1SiO2
Group 76 - TECTOSILICATES Al-Si Framework
Al-Si Framework with Al-Si frameworks
Albite76.1.3.1Na(AlSi3O8)
Group 77 - TECTOSILICATES Zeolites
Zeolite group - True zeolites
Laumontite77.1.1.4CaAl2Si4O12 · 4H2O
Unclassified Minerals, Mixtures, etc.
Albite
var: Oligoclase
-(Na,Ca)[Al(Si,Al)Si2O8]
Anorthite-Ca(Al2Si2O8)
var: Labradorite-(Ca,Na)[Al(Al,Si)Si2O8]
'Chlorite Group'-
'Fayalite-Forsterite Series'-
'K Feldspar'-
'Pumpellyite'-

List of minerals for each chemical element

HHydrogen
H MalachiteCu2(CO3)(OH)2
H LaumontiteCaAl2Si4O12 · 4H2O
H ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O
H Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
CCarbon
C MalachiteCu2(CO3)(OH)2
C CalciteCaCO3
OOxygen
O MalachiteCu2(CO3)(OH)2
O BaryteBaSO4
O MagnetiteFe2+Fe23+O4
O HematiteFe2O3
O Augite(CaxMgyFez)(Mgy1Fez1)Si2O6
O Anorthite (var: Labradorite)(Ca,Na)[Al(Al,Si)Si2O8]
O Albite (var: Oligoclase)(Na,Ca)[Al(Si,Al)Si2O8]
O CupriteCu2O
O LaumontiteCaAl2Si4O12 · 4H2O
O CalciteCaCO3
O ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O
O Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
O QuartzSiO2
O AlbiteNa(AlSi3O8)
O TitaniteCaTi(SiO4)O
O AnorthiteCa(Al2Si2O8)
NaSodium
Na Anorthite (var: Labradorite)(Ca,Na)[Al(Al,Si)Si2O8]
Na Albite (var: Oligoclase)(Na,Ca)[Al(Si,Al)Si2O8]
Na AlbiteNa(AlSi3O8)
MgMagnesium
Mg Augite(CaxMgyFez)(Mgy1Fez1)Si2O6
AlAluminium
Al Anorthite (var: Labradorite)(Ca,Na)[Al(Al,Si)Si2O8]
Al Albite (var: Oligoclase)(Na,Ca)[Al(Si,Al)Si2O8]
Al LaumontiteCaAl2Si4O12 · 4H2O
Al ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O
Al Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Al AlbiteNa(AlSi3O8)
Al AnorthiteCa(Al2Si2O8)
SiSilicon
Si Augite(CaxMgyFez)(Mgy1Fez1)Si2O6
Si Anorthite (var: Labradorite)(Ca,Na)[Al(Al,Si)Si2O8]
Si Albite (var: Oligoclase)(Na,Ca)[Al(Si,Al)Si2O8]
Si LaumontiteCaAl2Si4O12 · 4H2O
Si ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O
Si Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Si QuartzSiO2
Si AlbiteNa(AlSi3O8)
Si TitaniteCaTi(SiO4)O
Si AnorthiteCa(Al2Si2O8)
SSulfur
S BaryteBaSO4
S BorniteCu5FeS4
S ChalcociteCu2S
S ChalcopyriteCuFeS2
S PyriteFeS2
S GalenaPbS
S SphaleriteZnS
S DigeniteCu9S5
S DjurleiteCu31S16
S CovelliteCuS
CaCalcium
Ca Augite(CaxMgyFez)(Mgy1Fez1)Si2O6
Ca Anorthite (var: Labradorite)(Ca,Na)[Al(Al,Si)Si2O8]
Ca Albite (var: Oligoclase)(Na,Ca)[Al(Si,Al)Si2O8]
Ca LaumontiteCaAl2Si4O12 · 4H2O
Ca CalciteCaCO3
Ca Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Ca TitaniteCaTi(SiO4)O
Ca AnorthiteCa(Al2Si2O8)
TiTitanium
Ti TitaniteCaTi(SiO4)O
FeIron
Fe BorniteCu5FeS4
Fe ChalcopyriteCuFeS2
Fe MagnetiteFe2+Fe23+O4
Fe HematiteFe2O3
Fe PyriteFeS2
Fe Augite(CaxMgyFez)(Mgy1Fez1)Si2O6
Fe Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
CuCopper
Cu MalachiteCu2(CO3)(OH)2
Cu BorniteCu5FeS4
Cu ChalcociteCu2S
Cu ChalcopyriteCuFeS2
Cu DigeniteCu9S5
Cu DjurleiteCu31S16
Cu CovelliteCuS
Cu CopperCu
Cu CupriteCu2O
Cu ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O
ZnZinc
Zn SphaleriteZnS
AgSilver
Ag SilverAg
BaBarium
Ba BaryteBaSO4
PbLead
Pb GalenaPbS

Regional Geology

This geological map and associated information on rock units at or nearby to the coordinates given for this locality is based on relatively small scale geological maps provided by various national Geological Surveys. This does not necessarily represent the complete geology at this locality but it gives a background for the region in which it is found.

Click on geological units on the map for more information. Click here to view full-screen map on Macrostrat.org

Ma



ID: 3185648

Age: Anthropocene ( Ma)

Reference: Chorlton, L.B. Generalized geology of the world: bedrock domains and major faults in GIS format: a small-scale world geology map with an extended geological attribute database. doi: 10.4095/223767. Geological Survey of Canada, Open File 5529. [154]

Stenian
1000 - 1200 Ma



ID: 2928161
Portage Lake Volcanics

Age: Stenian (1000 - 1200 Ma)

Stratigraphic Name: Portage Lake Volcanics

Description: Lava flows, mostly basalt, andesite and felsite flows and subordinate interflow sedimentary rocks.

Comments: This unit is the same as unit Yp on paper map of Sims (1992). Description is taken from that unit description. Original map source: Cannon, W.F., Kress, T.H., Sutphin, D.M., Morey, G.B., Meints, Joyce, and Barber-Delach, Robert, 1997, Digital Geologic Map and mineral deposits of the Lake Superior Region, Minnesota, Wisconsin, Michigan: USGS Open-File Report 97-455 (version 3, Nov. 19

Lithology: Major:{basalt}, Minor:{basaltic andesite}, Incidental:{rhyolite, sandstone mudstone}

Reference: Horton, J.D., C.A. San Juan, and D.B. Stoeser. The State Geologic Map Compilation (SGMC) geodatabase of the conterminous United States. doi: 10.3133/ds1052. U.S. Geological Survey Data Series 1052. [133]

Data and map coding provided by Macrostrat.org, used under Creative Commons Attribution 4.0 License

Localities in this Region
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