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Arkansas Mine (Arkansaw Mine; Marguerite; Decorah), Seven Devils Mining District, Adams County, Idaho, USAi
Regional Level Types
Arkansas Mine (Arkansaw Mine; Marguerite; Decorah)Mine
Seven Devils Mining DistrictMining District
Adams CountyCounty
IdahoState
USACountry

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Latitude & Longitude (WGS84):
45° 7' 27'' North , 116° 37' 58'' West
Latitude & Longitude (decimal):
45.12429,-116.63279
GeoHash:
G#: c2j09yws4
GRN:
N31W59
Type:
Mine
KΓΆppen climate type:
Csb : Warm-summer Mediterranean climate
Nearest Settlements:
PlacePopulationDistance
New Meadows471 (2017)32.2km
Riggins418 (2017)41.4km
Council808 (2017)46.4km
Halfway291 (2017)46.5km
Mindat Locality ID:
3728
Long-form identifier:
mindat:1:2:3728:3
GUID (UUID V4):
083cb667-0a4f-4ad0-83e9-06882a45329c


Alteration: Oxidation

Tectonics: Island Arc Volcanic Chain

Deposit: Some Low-Grade Ore Remains In Sight ( 1953 ) Discovery Year: LATE 1880'S

Rock formation(s): Quartz Diorite-;Seven Devils Volcanics-Greenstones
Martin Bridge Limestone;Tactite


Ore(s): Contact; Fractures

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Commodity List

This is a list of exploitable or exploited mineral commodities recorded at this locality.


Mineral List


17 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:

β“˜ Andradite
Formula: Ca3Fe3+2(SiO4)3
β“˜ Azurite
Formula: Cu3(CO3)2(OH)2
β“˜ Bornite
Formula: Cu5FeS4
β“˜ Calcite
Formula: CaCO3
β“˜ Caledonite
Formula: Pb5Cu2(SO4)3(CO3)(OH)6
β“˜ Chalcocite
Formula: Cu2S
β“˜ Chalcopyrite
Formula: CuFeS2
β“˜ Chrysocolla
Formula: Cu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
β“˜ Covellite
Formula: CuS
β“˜ Cuprite
Formula: Cu2O
β“˜ Diopside
Formula: CaMgSi2O6
β“˜ Epidote
Formula: (CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
β“˜ Grossular
Formula: Ca3Al2(SiO4)3
β“˜ 'Hornblende Root Name Group'
Formula: ◻Ca2(Z2+4Z3+)(AlSi7O22)(OH,F,Cl)2
β“˜ Malachite
Formula: Cu2(CO3)(OH)2
β“˜ Quartz
Formula: SiO2
β“˜ Tremolite
Formula: ◻Ca2Mg5(Si8O22)(OH)2
β“˜ Zoisite
Formula: (CaCa)(AlAlAl)O[Si2O7][SiO4](OH)

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 2 - Sulphides and Sulfosalts
β“˜Chalcocite2.BA.05Cu2S
β“˜Bornite2.BA.15Cu5FeS4
β“˜Covellite2.CA.05aCuS
β“˜Chalcopyrite2.CB.10aCuFeS2
Group 4 - Oxides and Hydroxides
β“˜Cuprite4.AA.10Cu2O
β“˜Quartz4.DA.05SiO2
Group 5 - Nitrates and Carbonates
β“˜Calcite5.AB.05CaCO3
β“˜Azurite5.BA.05Cu3(CO3)2(OH)2
β“˜Malachite5.BA.10Cu2(CO3)(OH)2
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
β“˜Caledonite7.BC.50Pb5Cu2(SO4)3(CO3)(OH)6
Group 9 - Silicates
β“˜Grossular9.AD.25Ca3Al2(SiO4)3
β“˜Andradite9.AD.25Ca3Fe3+2(SiO4)3
β“˜Epidote9.BG.05a(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
β“˜Zoisite9.BG.10(CaCa)(AlAlAl)O[Si2O7][SiO4](OH)
β“˜Diopside9.DA.15CaMgSi2O6
β“˜Tremolite9.DE.10β—»Ca2Mg5(Si8O22)(OH)2
β“˜Chrysocolla9.ED.20Cu2-xAlx(H2-xSi2O5)(OH)4 Β· nH2O, x < 1
Unclassified
β“˜'Hornblende Root Name Group'-β—»Ca2(Z2+4Z3+)(AlSi7O22)(OH,F,Cl)2

List of minerals for each chemical element

HHydrogen
Hβ“˜ AzuriteCu3(CO3)2(OH)2
Hβ“˜ CaledonitePb5Cu2(SO4)3(CO3)(OH)6
Hβ“˜ ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
Hβ“˜ Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Hβ“˜ MalachiteCu2(CO3)(OH)2
Hβ“˜ Tremolite◻Ca2Mg5(Si8O22)(OH)2
Hβ“˜ Zoisite(CaCa)(AlAlAl)O[Si2O7][SiO4](OH)
Hβ“˜ Hornblende Root Name Group◻Ca2(Z42+Z3+)(AlSi7O22)(OH,F,Cl)2
CCarbon
Cβ“˜ AzuriteCu3(CO3)2(OH)2
Cβ“˜ CalciteCaCO3
Cβ“˜ CaledonitePb5Cu2(SO4)3(CO3)(OH)6
Cβ“˜ MalachiteCu2(CO3)(OH)2
OOxygen
Oβ“˜ AndraditeCa3Fe23+(SiO4)3
Oβ“˜ AzuriteCu3(CO3)2(OH)2
Oβ“˜ CalciteCaCO3
Oβ“˜ CaledonitePb5Cu2(SO4)3(CO3)(OH)6
Oβ“˜ ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
Oβ“˜ CupriteCu2O
Oβ“˜ DiopsideCaMgSi2O6
Oβ“˜ Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Oβ“˜ GrossularCa3Al2(SiO4)3
Oβ“˜ MalachiteCu2(CO3)(OH)2
Oβ“˜ QuartzSiO2
Oβ“˜ Tremolite◻Ca2Mg5(Si8O22)(OH)2
Oβ“˜ Zoisite(CaCa)(AlAlAl)O[Si2O7][SiO4](OH)
Oβ“˜ Hornblende Root Name Group◻Ca2(Z42+Z3+)(AlSi7O22)(OH,F,Cl)2
FFluorine
Fβ“˜ Hornblende Root Name Group◻Ca2(Z42+Z3+)(AlSi7O22)(OH,F,Cl)2
MgMagnesium
Mgβ“˜ DiopsideCaMgSi2O6
Mgβ“˜ Tremolite◻Ca2Mg5(Si8O22)(OH)2
AlAluminium
Alβ“˜ ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
Alβ“˜ Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Alβ“˜ GrossularCa3Al2(SiO4)3
Alβ“˜ Zoisite(CaCa)(AlAlAl)O[Si2O7][SiO4](OH)
Alβ“˜ Hornblende Root Name Group◻Ca2(Z42+Z3+)(AlSi7O22)(OH,F,Cl)2
SiSilicon
Siβ“˜ AndraditeCa3Fe23+(SiO4)3
Siβ“˜ ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
Siβ“˜ DiopsideCaMgSi2O6
Siβ“˜ Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Siβ“˜ GrossularCa3Al2(SiO4)3
Siβ“˜ QuartzSiO2
Siβ“˜ Tremolite◻Ca2Mg5(Si8O22)(OH)2
Siβ“˜ Zoisite(CaCa)(AlAlAl)O[Si2O7][SiO4](OH)
Siβ“˜ Hornblende Root Name Group◻Ca2(Z42+Z3+)(AlSi7O22)(OH,F,Cl)2
SSulfur
Sβ“˜ BorniteCu5FeS4
Sβ“˜ CaledonitePb5Cu2(SO4)3(CO3)(OH)6
Sβ“˜ ChalcopyriteCuFeS2
Sβ“˜ ChalcociteCu2S
Sβ“˜ CovelliteCuS
ClChlorine
Clβ“˜ Hornblende Root Name Group◻Ca2(Z42+Z3+)(AlSi7O22)(OH,F,Cl)2
CaCalcium
Caβ“˜ AndraditeCa3Fe23+(SiO4)3
Caβ“˜ CalciteCaCO3
Caβ“˜ DiopsideCaMgSi2O6
Caβ“˜ Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Caβ“˜ GrossularCa3Al2(SiO4)3
Caβ“˜ Tremolite◻Ca2Mg5(Si8O22)(OH)2
Caβ“˜ Zoisite(CaCa)(AlAlAl)O[Si2O7][SiO4](OH)
Caβ“˜ Hornblende Root Name Group◻Ca2(Z42+Z3+)(AlSi7O22)(OH,F,Cl)2
FeIron
Feβ“˜ AndraditeCa3Fe23+(SiO4)3
Feβ“˜ BorniteCu5FeS4
Feβ“˜ ChalcopyriteCuFeS2
Feβ“˜ Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
CuCopper
Cuβ“˜ AzuriteCu3(CO3)2(OH)2
Cuβ“˜ BorniteCu5FeS4
Cuβ“˜ CaledonitePb5Cu2(SO4)3(CO3)(OH)6
Cuβ“˜ ChalcopyriteCuFeS2
Cuβ“˜ ChalcociteCu2S
Cuβ“˜ ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
Cuβ“˜ CovelliteCuS
Cuβ“˜ CupriteCu2O
Cuβ“˜ MalachiteCu2(CO3)(OH)2
PbLead
Pbβ“˜ CaledonitePb5Cu2(SO4)3(CO3)(OH)6

Other Databases

Link to USGS MRDS:10070102
USA - Idaho Geological Survey:GR0286

Other Regions, Features and Areas containing this locality

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.
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