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Keweenaw Co., Michigan, USA


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 = 3:1
Domeykite2.2.2.1Cu3As
AmBnXp, with (m+n):p = 5:2
Koutekite2.3.1.1Cu5As2
AmBnXp, with (m+n):p = 2:1
Acanthite2.4.1.1Ag2S
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
Nickeline2.8.11.1NiAs
Sphalerite2.8.2.1ZnS
AmBnXp, with (m+n):p = 1:1
Chalcopyrite2.9.1.1CuFeS2
AmBnXp, with (m+n):p = 1:2
Nickelskutterudite2.12.17.2NiAs2-3
Pararammelsbergite2.12.5.1NiAs2
Paxite2.12.5.2CuAs2
Pyrite2.12.1.1FeS2
Rammelsbergite2.12.2.12NiAs2
Miscellaneous
Maucherite2.16.16.1Ni11As8
Group 4 - SIMPLE OXIDES
A2X
Cuprite4.1.1.1Cu2O
AX
Tenorite4.2.3.1CuO
A2X3
Hematite4.3.1.2Fe2O3
Ilmenite4.3.5.1Fe2+TiO3
AX2
Anatase4.4.4.1TiO2
Pyrolusite4.4.1.4MnO2
Group 6 - HYDROXIDES AND OXIDES CONTAINING HYDROXYL
XO(OH)
Goethite6.1.1.2α-Fe3+O(OH)
Manganite6.1.3.1Mn3+O(OH)
X(OH)2
Calumetite6.2.5.1Cu(OH,Cl)2 · 2H2O
Group 7 - MULTIPLE OXIDES
AB2X4
Magnetite7.2.2.3Fe2+Fe3+2O4
(AB)2X3
Braunite7.5.1.3Mn2+Mn3+6(SiO4)O8
Neltnerite7.5.1.2CaMn3+6(SiO4)O8
(AB)5X8
Kamiokite7.6.3.1Fe2Mo3O8
AB8X16
Hollandite7.9.1.1Ba(Mn4+6Mn3+2)O16
Group 9 - NORMAL HALIDES
AX2
Fluorite9.2.1.1CaF2
Group 10 - OXYHALIDES AND HYDROXYHALIDES
A2(O,OH)3Xq
Atacamite10.1.1.1Cu2(OH)3Cl
Paratacamite10.1.2.1Cu3(Cu,Zn)(OH)6Cl2
Group 14 - ANHYDROUS NORMAL CARBONATES
A(XO3)
Calcite14.1.1.1CaCO3
Rhodochrosite ?14.1.1.4MnCO3
AB(XO3)2
Ankerite14.2.1.2Ca(Fe2+,Mg)(CO3)2
Dolomite14.2.1.1CaMg(CO3)2
Group 16a - ANHYDROUS CARBONATES CONTAINING HYDROXYL OR HALOGEN
Azurite16a.2.1.1Cu3(CO3)2(OH)2
Malachite16a.3.1.1Cu2(CO3)(OH)2
Group 16b - HYDRATED CARBONATES CONTAINING HYDROXYL OR HALOGEN
Carbonatecyanotrichite16b.7.7.1Cu4Al2(CO3,SO4)(OH)12 · 2H2O
Group 24 - ANHYDROUS BORATES
A2BO2[XO3]
Vonsenite24.2.1.2Fe2+2Fe3+(BO3)O2
Group 28 - ANHYDROUS ACID AND NORMAL SULFATES
AXO4
Anhydrite28.3.2.1CaSO4
Baryte28.3.1.1BaSO4
Group 29 - HYDRATED ACID AND NORMAL SULFATES
AXO4·xH2O
Gypsum29.6.3.1CaSO4 · 2H2O
Group 30 - ANHYDROUS SULFATES CONTAINING HYDROXYL OR HALOGEN
(AB)m(XO4)pZq, where m:p>2:1
Brochantite30.1.3.1Cu4(SO4)(OH)6
Group 31 - HYDRATED SULFATES CONTAINING HYDROXYL OR HALOGEN
(AB)4(XO4)Zq·xH2O
Langite31.4.3.1Cu4(SO4)(OH)6 · 2H2O
Posnjakite31.4.1.1Cu4(SO4)(OH)6 · H2O
Group 39 - HYDRATED ACID PHOSPHATES,ARSENATES AND VANADATES
A[HXO4]·xH2O
Pharmacolite39.1.1.2Ca(HAsO4) · 2H2O
(AB)5[HXO4]2[XO4]2.xH2O
Guérinite39.2.2.2Ca5(AsO4)2(HAsO4)2 · 9H2O
Picropharmacolite39.2.4.1Ca4Mg(AsO4)2(HAsO4)2 · 11H2O
Sainfeldite39.2.1.2CaCa2Ca2(AsO4)2(HAsO4)2 · 4H2O
Vladimirite39.2.2.1Ca4(AsO4)2(AsO3OH) · 4H2O
Group 40 - HYDRATED NORMAL PHOSPHATES,ARSENATES AND VANADATES
A3(XO4)2·xH2O
Annabergite40.3.6.4Ni3(AsO4)2 · 8H2O
Erythrite40.3.6.3Co3(AsO4)2 · 8H2O
Rauenthalite40.3.11.1Ca3(AsO4)2 · 10H2O
Group 41 - ANHYDROUS PHOSPHATES, ETC.CONTAINING HYDROXYL OR HALOGEN
(AB)2(XO4)Zq
Conichalcite41.5.1.2CaCu(AsO4)(OH)
Tangeite41.5.1.6CaCu(VO4)(OH)
A2(XO4)Zq
Olivenite41.6.6.1Cu2(AsO4)(OH)
A5(XO4)3Zq
Fluorapatite41.8.1.1Ca5(PO4)3F
Group 42 - HYDRATED PHOSPHATES, ETC.CONTAINING HYDROXYL OR HALOGEN
(AB)3(XO4)Zq·xH2O
Veszelyite42.2.3.1(Cu,Zn)2Zn(PO4)2 · 2H2O
(AB)5(XO4)2Zq·xH2O
Tyrolite42.4.3.1Ca2Cu9(AsO4)4(CO3)(OH)8 · 11H2O
(AB)7(XO4)4Zq·xH2O
Lavendulan42.9.4.2NaCaCu5(AsO4)4Cl · 5H2O
Group 50 - ORGANIC COMPOUNDS
Oxalates
Humboldtine50.1.3.1Fe2+(C2O4) · 2H2O
Moolooite50.1.6.1Cu(C2O4) · 0.4H2O
Whewellite50.1.1.1Ca(C2O4) · H2O
Group 51 - NESOSILICATES Insular SiO4 Groups Only
Insular SiO4 Groups Only with all cations in octahedral [6] coordination
Forsterite51.3.1.2Mg2SiO4
Insular SiO4 Groups Only with cations in [6] and >[6] coordination
Almandine51.4.3a.2Fe2+3Al2(SiO4)3
Andradite51.4.3b.1Ca3Fe3+2(SiO4)3
Insular SiO4 Groups Only with cations in >[6] coordination
Zircon51.5.2.1ZrSiO4
Group 52 - NESOSILICATES Insular SiO4 Groups and O,OH,F,H2O
Insular SiO4 Groups and O, OH, F, and H2O with cations in [6] coordination only
Chloritoid52.3.3.1(Fe2+,Mg,Mn2+)Al2(SiO4)O(OH)2
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.1Ca(HBSiO5)
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)
Clinozoisite58.2.1a.4{Ca2}{Al3}(Si2O7)(SiO4)O(OH)
Epidote58.2.1a.7{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Macfallite (TL)58.2.3.2Ca2(Mn3+,Al)3(Si2O7)(SiO4)(OH)3
Pumpellyite-(Fe2+)58.2.2.5Ca2Fe2+Al2(Si2O7)(SiO4)(OH)2 · H2O
Pumpellyite-(Mg) (TL)58.2.2.7Ca2MgAl2(Si2O7)(SiO4)(OH)2 · H2O
Insular, Mixed, Single, and Larger Tetrahedral Groups with insular single and triple groups (n=1, 3)
Orientite58.3.1.2Ca2Mn2+Mn3+2(Si3O10)(OH)4
Group 65 - INOSILICATES Single-Width,Unbranched Chains,(W=1)
Single-Width Unbranched Chains, W=1 with chains P=2
Augite65.1.3a.3(Ca,Na)(Mg,Fe2+,Al,Fe3+,Ti)[(Si,Al)2O6]
Diopside65.1.3a.1CaMgSi2O6
Pigeonite65.1.1.4(Mg,Fe2+,Ca)(Mg,Fe2+)Si2O6
Single-Width Unbranched Chains, W=1 with chains P=3
Wollastonite65.2.1.1cCaSiO3
Single-Width Unbranched Chains, W=1 with chains P=5
Babingtonite65.4.1.2Ca2(Fe,Mn)FeSi5O14(OH)
Group 66 - INOSILICATES Double-Width,Unbranched Chains,(W=2)
Amphiboles - Ca-Na subgroup
Xonotlite66.3.1.1Ca6(Si6O17)(OH)2
Group 71 - PHYLLOSILICATES Sheets of Six-Membered Rings
Sheets of 6-membered rings with 2:1 layers
Celadonite71.2.2a.6K(Mg,Fe2+)Fe3+(Si4O10)(OH)2
Muscovite71.2.2a.1KAl2(AlSi3O10)(OH)2
Vermiculite71.2.2d.3(Mg,Fe,Al)3((Al,Si)4O10)(OH)2 · 4H2O
Sheets of 6-membered rings with 2:1 clays
Saponite71.3.1b.2Ca0.25(Mg,Fe)3((Si,Al)4O10)(OH)2 · nH2O
Sheets of 6-membered rings interlayered 1:1, 2:1, and octahedra
Chamosite71.4.1.7(Fe2+,Mg)5Al(AlSi3O10)(OH)8
Clinochlore71.4.1.4(Mg,Fe2+)5Al(AlSi3O10)(OH)8
Corrensite71.4.2.5(Mg,Fe)9((Si,Al)8O20)(OH)10 · 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
Two-Dimensional Infinite Sheets with Other Than Six-Membered Rings with 3-, 4-, or 5-membered rings and 8-membered rings
Apophyllite-(KF)72.3.1.1KCa4(Si8O20)(F,OH) · 8H2O
Group 74 - PHYLLOSILICATES Modulated Layers
Modulated Layers with joined strips
Chrysocolla74.3.2.1Cu2-xAlx(H2-xSi2O5)(OH)4 · nH2O (x < 1)
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
Albite76.1.3.1NaAlSi3O8
Microcline76.1.1.5KAlSi3O8
Orthoclase76.1.1.1KAlSi3O8
Group 77 - TECTOSILICATES Zeolites
Zeolite group - True zeolites
Analcime77.1.1.1Na2(Al2Si4O12) · 2H2O
Laumontite77.1.1.4CaAl2Si4O12 · 4H2O
Mesolite77.1.5.4Na2Ca2Si9Al6O30 · 8H2O
Natrolite77.1.5.1Na2Al2Si3O10 · 2H2O
Stilbite-Ca77.1.4.3NaCa4[Al9Si27O72] · nH2O
'Thomsonite'77.1.5.9
Wairakite77.1.1.3Ca(Al2Si4O12) · 2H2O
Unclassified Minerals
Albite
var: Oligoclase		-(Na,Ca)[Al(Si,Al)Si2O8]
var: Peristerite-NaAlSi3O8
Aluminoceladonite-K(Mg,Fe2+)Al(Si4O10)(OH)2
Anorthite
var: Labradorite		-(Ca,Na)[Al(Al,Si)Si2O8]
'Apophyllite'-
'Biotite'-
'Chabazite'-
'Chlorite Group'-
Clinochlore
var: Delessite		-(Mg,Fe,Fe,Al)(Si,Al)4O10(O,OH)8
'Faujasite Subgroup' ?-
'Halfbreed'-
Hematite
var: Martite		-Fe2O3
'Heulandite'-
'Hornblende'-
'K Feldspar'-
'var: Adularia'-KAlSi3O8
Kaolinite-Al2(Si2O5)(OH)4
'Mohawkite'-
Muscovite
var: Sericite		-KAl2(AlSi3O10)(OH)2
Nickelskutterudite
var: Chloanthite		-NiAs2 - excess As up to As2.5
'Olivine'-(Mg,Fe2+)2SiO4
'Pumpellyite'-
Pumpellyite-(Mg)
var: Chlorastrolite		-Ca2MgAl2(Si2O7)(SiO4)(OH)2 · H2O
Quartz
var: Agate		-SiO2
var: Amethyst-SiO2
var: Carnelian-SiO2
var: Chalcedony-SiO2
var: Jasper-SiO2
var: Lake Superior Agate-SiO2
var: Milky Quartz-SiO2
var: Rock Crystal-SiO2
var: Smoky Quartz-SiO2
Skutterudite
var: Smaltite		-(Co,Fe,Ni)As2
'Stilbite'-
Thomsonite-Ca-NaCa2[Al5Si5O20] · 6H2O


146 entries listed. 131 valid minerals.

References

- Tschernich, R. (1992): Zeolites of the World, 115.
- Rosemeyer, T. (2009) Copper-bearing fissure veins, Keweenaw County, Michigan, Lake Superior Native Copper District. Rocks & Minerals 84: 298-323.

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