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Calumet Township, Houghton Co., Michigan, USAi
Regional Level Types
Calumet TownshipTownship
Houghton Co.County
MichiganState
USACountry

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Latitude & Longitude (WGS84):
47° 16' 18'' North , 88° 25' 34'' West
Latitude & Longitude (decimal):
Locality type:


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Regions containing this locality

North America PlateTectonic Plate
Keweenaw Peninsula, Michigan, USAPeninsula

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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

28 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

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Alphabetical List Tree Diagram

Detailed Mineral List:

Algodonite
Formula: (Cu1-xAsx)
Analcime
Formula: Na(AlSi2O6) · H2O
Azurite
Formula: Cu3(CO3)2(OH)2
Reference: Dana 6: 1086.
Baryte
Formula: BaSO4
Reference: Mineralogy of Michigan (2004) Heinrich & Robinson
Calcite
Formula: CaCO3
Localities: Reported from at least 9 localities in this region.
Chalcocite
Formula: Cu2S
Reference: R&M 76:3 p156-188
Chalcopyrite
Formula: CuFeS2
Reference: Rosemeyer, T. 2011 New from the Keweenaw: Part 4 - Recent Mineral Finds in Michigan's Copper Country. Rocks & Minerals 86:205-227
'Chlorite Group'
Chrysocolla
Formula: Cu2-xAlx(H2-xSi2O5)(OH)4 · nH2O
Reference: Dana 6: 1086.
Copper
Formula: Cu
Localities: Reported from at least 10 localities in this region.
Copper var: Whitneyite
Formula: Cu
Reference: https://www.mindat.org/photo-275158.html
Cuprite
Formula: Cu2O
Datolite
Formula: CaB(SiO4)(OH)
Localities: Reported from at least 6 localities in this region.
Epidote
Formula: {Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Localities: Reported from at least 10 localities in this region.
'K Feldspar'
'K Feldspar var: Adularia'
Formula: KAlSi3O8
Kinoite
Formula: Ca2Cu2(H2O)2[Si3O10]
Reference: AmMin 62:1032
Laumontite
Formula: CaAl2Si4O12 · 4H2O
Malachite
Formula: Cu2(CO3)(OH)2
Manganite
Formula: Mn3+O(OH)
Reference: E. W. Heinrich, G. W. Robinson, 2004, Mineralogy of Michigan
Marcasite
Formula: FeS2
Reference: Rosemeyer, T. 2011 New from the Keweenaw: Part 4 - Recent Mineral Finds in Michigan's Copper Country. Rocks & Minerals 86:205-227
Microcline
Formula: K(AlSi3O8)
Reference: Rocks & Min.:58:109 & 64:150.
'Mohawkite'
Reference: [www.johnbetts-fineminerals.com]
Orthoclase
Formula: K(AlSi3O8)
Description: partially replaced by copper
Reference: R&M 76:3 p156-188
Powellite
Formula: Ca(MoO4)
Prehnite
Formula: Ca2Al2Si3O10(OH)2
Localities: Reported from at least 8 localities in this region.
'Pumpellyite'
Pyrite
Formula: FeS2
Reference: Rosemeyer, T. 2011 New from the Keweenaw: Part 4 - Recent Mineral Finds in Michigan's Copper Country. Rocks & Minerals 86:205-227
Quartz
Formula: SiO2
Localities: Reported from at least 10 localities in this region.
Quartz var: Agate
Quartz var: Chalcedony
Formula: SiO2
Description: Copper included agates,
Reference: Rosemeyer, T. 2011 New from the Keweenaw: Part 4 - Recent Mineral Finds in Michigan's Copper Country. Rocks & Minerals 86:205-227
Quartz var: Jasper
Reference: Yalmer Primeau Collection
Saponite
Formula: Ca0.25(Mg,Fe)3((Si,Al)4O10)(OH)2 · nH2O
Silver
Formula: Ag
Sphalerite
Formula: ZnS
Reference: Rosemeyer, T. 2011 New from the Keweenaw: Part 4 - Recent Mineral Finds in Michigan's Copper Country. Rocks & Minerals 86:205-227
Tenorite
Formula: CuO
Reference: R&M 78:3 p175
'Thomsonite'
Reference: Yalmer Primeau Collection
Titanite
Formula: CaTi(SiO4)O
Description: inclusions in powellite
Reference: R&M 76:3 p156-188

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
Copper1.AA.05Cu
var: Whitneyite1.AA.05Cu
Silver1.AA.05Ag
Group 2 - Sulphides and Sulfosalts
Algodonite2.AA.10a(Cu1-xAsx)
Chalcocite2.BA.05Cu2S
Chalcopyrite2.CB.10aCuFeS2
Marcasite2.EB.10aFeS2
Pyrite2.EB.05aFeS2
Sphalerite2.CB.05aZnS
Group 4 - Oxides and Hydroxides
Cuprite4.AA.10Cu2O
Manganite4.FD.15Mn3+O(OH)
Quartz4.DA.05SiO2
var: Agate4.DA.05SiO2
var: Chalcedony4.DA.05SiO2
var: Jasper4.DA.05SiO2
Tenorite4.AB.10CuO
Group 5 - Nitrates and Carbonates
Azurite5.BA.05Cu3(CO3)2(OH)2
Calcite5.AB.05CaCO3
Malachite5.BA.10Cu2(CO3)(OH)2
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
Baryte7.AD.35BaSO4
Powellite7.GA.05Ca(MoO4)
Group 9 - Silicates
Analcime9.GB.05Na(AlSi2O6) · H2O
Chrysocolla9.ED.20Cu2-xAlx(H2-xSi2O5)(OH)4 · nH2O
Datolite9.AJ.20CaB(SiO4)(OH)
Epidote9.BG.05a{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Kinoite9.BH.10Ca2Cu2(H2O)2[Si3O10]
Laumontite9.GB.10CaAl2Si4O12 · 4H2O
Microcline9.FA.30K(AlSi3O8)
Orthoclase9.FA.30K(AlSi3O8)
Prehnite9.DP.20Ca2Al2Si3O10(OH)2
Saponite9.EC.45Ca0.25(Mg,Fe)3((Si,Al)4O10)(OH)2 · nH2O
Titanite9.AG.15CaTi(SiO4)O
Unclassified Minerals, Rocks, etc.
'Chlorite Group'-
'K Feldspar'-
'var: Adularia'-KAlSi3O8
'Mohawkite'-
'Pumpellyite'-
'Thomsonite'-

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
AmXp, with m:p > 3:1
Algodonite2.1.1.1(Cu1-xAsx)
AmBnXp, with (m+n):p = 2:1
Chalcocite2.4.7.1Cu2S
AmXp, with m:p = 1:1
Sphalerite2.8.2.1ZnS
AmBnXp, with (m+n):p = 1:1
Chalcopyrite2.9.1.1CuFeS2
AmBnXp, with (m+n):p = 1:2
Marcasite2.12.2.1FeS2
Pyrite2.12.1.1FeS2
Group 4 - SIMPLE OXIDES
A2X
Cuprite4.1.1.1Cu2O
AX
Tenorite4.2.3.1CuO
Group 6 - HYDROXIDES AND OXIDES CONTAINING HYDROXYL
XO(OH)
Manganite6.1.3.1Mn3+O(OH)
Group 14 - ANHYDROUS NORMAL CARBONATES
A(XO3)
Calcite14.1.1.1CaCO3
Group 16a - ANHYDROUS CARBONATES CONTAINING HYDROXYL OR HALOGEN
Azurite16a.2.1.1Cu3(CO3)2(OH)2
Malachite16a.3.1.1Cu2(CO3)(OH)2
Group 28 - ANHYDROUS ACID AND NORMAL SULFATES
AXO4
Baryte28.3.1.1BaSO4
Group 48 - ANHYDROUS MOLYBDATES AND TUNGSTATES
AXO4
Powellite48.1.2.2Ca(MoO4)
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 54 - NESOSILICATES Borosilicates and Some Beryllosilicates
Borosilicates and Some Beryllosilicates with B in [4] coordination
Datolite54.2.1a.1CaB(SiO4)(OH)
Group 57 - SOROSILICATES Si3O10 Groups and Larger Noncyclic Groups
Insular Si3O10 and Larger Noncyclic Groups with [Si3O10] groups
Kinoite57.1.2.1Ca2Cu2(H2O)2[Si3O10]
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 71 - PHYLLOSILICATES Sheets of Six-Membered Rings
Sheets of 6-membered rings with 2:1 clays
Saponite71.3.1b.2Ca0.25(Mg,Fe)3((Si,Al)4O10)(OH)2 · nH2O
Group 72 - PHYLLOSILICATES Two-Dimensional Infinite Sheets with Other Than Six-Membered Rings
Two-Dimensional Infinite Sheets with Other Than Six-Membered Rings with 4-membered rings
Prehnite72.1.3.1Ca2Al2Si3O10(OH)2
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
Microcline76.1.1.5K(AlSi3O8)
Orthoclase76.1.1.1K(AlSi3O8)
Group 77 - TECTOSILICATES Zeolites
Zeolite group - True zeolites
Analcime77.1.1.1Na(AlSi2O6) · H2O
Laumontite77.1.1.4CaAl2Si4O12 · 4H2O
Unclassified Minerals, Mixtures, etc.
'Chlorite Group'-
Copper
var: Whitneyite
-Cu
'K Feldspar'-
'var: Adularia'-KAlSi3O8
'Mohawkite'-
'Pumpellyite'-
Quartz
var: Agate
-SiO2
var: Chalcedony-SiO2
var: Jasper-SiO2
'Thomsonite'-

List of minerals for each chemical element

HHydrogen
H Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
H DatoliteCaB(SiO4)(OH)
H SaponiteCa0.25(Mg,Fe)3((Si,Al)4O10)(OH)2 · nH2O
H LaumontiteCaAl2Si4O12 · 4H2O
H PrehniteCa2Al2Si3O10(OH)2
H AzuriteCu3(CO3)2(OH)2
H MalachiteCu2(CO3)(OH)2
H ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O
H KinoiteCa2Cu2(H2O)2[Si3O10]
H AnalcimeNa(AlSi2O6) · H2O
H ManganiteMn3+O(OH)
BBoron
B DatoliteCaB(SiO4)(OH)
CCarbon
C CalciteCaCO3
C AzuriteCu3(CO3)2(OH)2
C MalachiteCu2(CO3)(OH)2
OOxygen
O QuartzSiO2
O Quartz (var: Chalcedony)SiO2
O CalciteCaCO3
O Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
O DatoliteCaB(SiO4)(OH)
O K Feldspar (var: Adularia)KAlSi3O8
O SaponiteCa0.25(Mg,Fe)3((Si,Al)4O10)(OH)2 · nH2O
O LaumontiteCaAl2Si4O12 · 4H2O
O MicroclineK(AlSi3O8)
O PrehniteCa2Al2Si3O10(OH)2
O CupriteCu2O
O AzuriteCu3(CO3)2(OH)2
O MalachiteCu2(CO3)(OH)2
O ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O
O PowelliteCa(MoO4)
O KinoiteCa2Cu2(H2O)2[Si3O10]
O BaryteBaSO4
O AnalcimeNa(AlSi2O6) · H2O
O TitaniteCaTi(SiO4)O
O TenoriteCuO
O ManganiteMn3+O(OH)
O OrthoclaseK(AlSi3O8)
NaSodium
Na SaponiteCa0.25(Mg,Fe)3((Si,Al)4O10)(OH)2 · nH2O
Na AnalcimeNa(AlSi2O6) · H2O
MgMagnesium
Mg SaponiteCa0.25(Mg,Fe)3((Si,Al)4O10)(OH)2 · nH2O
AlAluminium
Al Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Al K Feldspar (var: Adularia)KAlSi3O8
Al SaponiteCa0.25(Mg,Fe)3((Si,Al)4O10)(OH)2 · nH2O
Al LaumontiteCaAl2Si4O12 · 4H2O
Al MicroclineK(AlSi3O8)
Al PrehniteCa2Al2Si3O10(OH)2
Al ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O
Al AnalcimeNa(AlSi2O6) · H2O
Al OrthoclaseK(AlSi3O8)
SiSilicon
Si QuartzSiO2
Si Quartz (var: Chalcedony)SiO2
Si Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Si DatoliteCaB(SiO4)(OH)
Si K Feldspar (var: Adularia)KAlSi3O8
Si SaponiteCa0.25(Mg,Fe)3((Si,Al)4O10)(OH)2 · nH2O
Si LaumontiteCaAl2Si4O12 · 4H2O
Si MicroclineK(AlSi3O8)
Si PrehniteCa2Al2Si3O10(OH)2
Si ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O
Si KinoiteCa2Cu2(H2O)2[Si3O10]
Si AnalcimeNa(AlSi2O6) · H2O
Si TitaniteCaTi(SiO4)O
Si OrthoclaseK(AlSi3O8)
SSulfur
S BaryteBaSO4
S ChalcociteCu2S
S SphaleriteZnS
S ChalcopyriteCuFeS2
S MarcasiteFeS2
S PyriteFeS2
KPotassium
K K Feldspar (var: Adularia)KAlSi3O8
K MicroclineK(AlSi3O8)
K OrthoclaseK(AlSi3O8)
CaCalcium
Ca CalciteCaCO3
Ca Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Ca DatoliteCaB(SiO4)(OH)
Ca SaponiteCa0.25(Mg,Fe)3((Si,Al)4O10)(OH)2 · nH2O
Ca LaumontiteCaAl2Si4O12 · 4H2O
Ca PrehniteCa2Al2Si3O10(OH)2
Ca PowelliteCa(MoO4)
Ca KinoiteCa2Cu2(H2O)2[Si3O10]
Ca TitaniteCaTi(SiO4)O
TiTitanium
Ti TitaniteCaTi(SiO4)O
MnManganese
Mn ManganiteMn3+O(OH)
FeIron
Fe Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Fe SaponiteCa0.25(Mg,Fe)3((Si,Al)4O10)(OH)2 · nH2O
Fe ChalcopyriteCuFeS2
Fe MarcasiteFeS2
Fe PyriteFeS2
CuCopper
Cu CopperCu
Cu CupriteCu2O
Cu AzuriteCu3(CO3)2(OH)2
Cu MalachiteCu2(CO3)(OH)2
Cu ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O
Cu KinoiteCa2Cu2(H2O)2[Si3O10]
Cu Algodonite(Cu1-xAsx)
Cu TenoriteCuO
Cu ChalcociteCu2S
Cu ChalcopyriteCuFeS2
Cu Copper (var: Whitneyite)Cu
ZnZinc
Zn SphaleriteZnS
AsArsenic
As Algodonite(Cu1-xAsx)
MoMolybdenum
Mo PowelliteCa(MoO4)
AgSilver
Ag SilverAg
BaBarium
Ba BaryteBaSO4

Localities in this Region


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.
 
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