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Low Divide Mining District, Klamath Mountains, Del Norte County, California, USAi
Regional Level Types
Low Divide Mining DistrictMining District
Klamath MountainsMountain Range
Del Norte CountyCounty
CaliforniaState
USACountry

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PhotosMapsSearch
05725010017272028695194.jpg
Troilite

Alta Mine, Low Divide, Low Divide Mining District, Klamath Mountains, Del Norte County, California, USA
01022700017272028707404.jpg
Troilite

Alta Mine, Low Divide, Low Divide Mining District, Klamath Mountains, Del Norte County, California, USA
00508410017272028718070.jpg
Troilite

Alta Mine, Low Divide, Low Divide Mining District, Klamath Mountains, Del Norte County, California, USA
05396060017271927196037.jpg
Troilite

Alta Mine, Low Divide, Low Divide Mining District, Klamath Mountains, Del Norte County, California, USA
01022700017272028707404.jpg
Troilite

Alta Mine, Low Divide, Low Divide Mining District, Klamath Mountains, Del Norte County, California, USA
00508410017272028718070.jpg
Troilite

Alta Mine, Low Divide, Low Divide Mining District, Klamath Mountains, Del Norte County, California, USA
05396060017271927196037.jpg
Troilite

Alta Mine, Low Divide, Low Divide Mining District, Klamath Mountains, Del Norte County, California, USA
09757950017272028732675.jpg
Troilite

Alta Mine, Low Divide, Low Divide Mining District, Klamath Mountains, Del Norte County, California, USA
Latitude & Longitude (WGS84):
41° North , 124° West (est.)
Estimate based on other nearby localities or region boundaries.
Margin of Error:
~3km
GRN:
N28W67
Type:
Mining District
Köppen climate type:
Csb : Warm-summer Mediterranean climate
Mindat Locality ID:
29100
Long-form identifier:
mindat:1:2:29100:3
GUID (UUID V4):
0


A mining area located 30 miles NE of Crescent City along Copper Creek and Hardscrabble Creek, W of High Divide.

Select Mineral List Type

Standard Detailed Gallery Strunz 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

31 valid minerals.

Rock Types Recorded

Note: 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:

ⓘ Aragonite
Formula: CaCO3
ⓘ Bornite
Formula: Cu5FeS4
Description: Occurs in minor amounts.
ⓘ Calcite
Formula: CaCO3
ⓘ Chalcanthite
Formula: CuSO4 · 5H2O
ⓘ Chalcocite
Formula: Cu2S
ⓘ Chalcopyrite
Formula: CuFeS2
ⓘ Chromite
Formula: Fe2+Cr3+2O4
ⓘ Cobaltite
Formula: CoAsS
Habit: Pyritohedral
Description: Occurs massive and as 1 mm crystals.
ⓘ Cobaltpentlandite
Formula: Co9S8
ⓘ Cuprite
Formula: Cu2O
ⓘ Erythrite
Formula: Co3(AsO4)2 · 8H2O
ⓘ Goethite
Formula: Fe3+O(OH)
ⓘ Gypsum
Formula: CaSO4 · 2H2O
ⓘ Magnesiochromite
Formula: MgCr2O4
ⓘ Magnetite
Formula: Fe2+Fe3+2O4
ⓘ Malachite
Formula: Cu2(CO3)(OH)2
ⓘ Maucherite
Formula: Ni11As8
ⓘ Melanterite
Formula: Fe2+(H2O)6SO4 · H2O
ⓘ Melanterite var. Copper-bearing Melanterite
Formula: (Fe,Cu)SO4 · 7H2O
Colour: Greenish blue
ⓘ Native Bismuth
Formula: Bi
ⓘ Native Copper
Formula: Cu
ⓘ Native Gold
Formula: Au
ⓘ Native Gold var. Electrum
Formula: (Au,Ag)
ⓘ Native Silver
Formula: Ag
ⓘ Pentlandite
Formula: (NixFey)Σ9S8
ⓘ Pyrite
Formula: FeS2
ⓘ Pyrrhotite
Formula: Fe1-xS
ⓘ 'Serpentine Subgroup'
Formula: D3[Si2O5](OH)4
ⓘ Sphalerite
Formula: ZnS
ⓘ Starkeyite
Formula: MgSO4 · 4H2O
ⓘ Starkeyite var. Iron-bearing Starkeyite
Formula: (Mg,Fe)SO4 · 4H2O
Colour: Cream-coloured
Description: Occurs as fine-grained efflorescences on troilite.
ⓘ Tenorite
Formula: CuO
ⓘ 'Tetrahedrite Subgroup'
Formula: Cu6(Cu4C2+2)Sb4S12S
ⓘ Tochilinite
Formula: Fe2+5-6(Mg,Fe2+)5S6(OH)10
ⓘ Troilite
Formula: FeS
ⓘ Valleriite
Formula: (Fe2+,Cu)4(Mg,Al)3S4(OH,O)6

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
ⓘNative Copper1.AA.05Cu
ⓘNative Gold
var. Electrum		1.AA.05(Au,Ag)
ⓘ1.AA.05Au
ⓘNative Silver1.AA.05Ag
ⓘNative Bismuth1.CA.05Bi
Group 2 - Sulphides and Sulfosalts
ⓘMaucherite2.AB.15Ni11As8
ⓘChalcocite2.BA.05Cu2S
ⓘBornite2.BA.15Cu5FeS4
ⓘCobaltpentlandite2.BB.15Co9S8
ⓘPentlandite2.BB.15(NixFey)Σ9S8
ⓘSphalerite2.CB.05aZnS
ⓘChalcopyrite2.CB.10aCuFeS2
ⓘPyrrhotite2.CC.10Fe1-xS
ⓘTroilite2.CC.10FeS
ⓘPyrite2.EB.05aFeS2
ⓘCobaltite2.EB.25CoAsS
ⓘValleriite2.FD.30(Fe2+,Cu)4(Mg,Al)3S4(OH,O)6
ⓘTochilinite2.FD.35Fe2+5-6(Mg,Fe2+)5S6(OH)10
ⓘ'Tetrahedrite Subgroup'2.GB.05Cu6(Cu4C2+2)Sb4S12S
Group 4 - Oxides and Hydroxides
ⓘGoethite4.00.Fe3+O(OH)
ⓘCuprite4.AA.10Cu2O
ⓘTenorite4.AB.10CuO
ⓘChromite4.BB.05Fe2+Cr3+2O4
ⓘMagnesiochromite4.BB.05MgCr2O4
ⓘMagnetite4.BB.05Fe2+Fe3+2O4
Group 5 - Nitrates and Carbonates
ⓘCalcite5.AB.05CaCO3
ⓘAragonite5.AB.15CaCO3
ⓘMalachite5.BA.10Cu2(CO3)(OH)2
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
ⓘStarkeyite7.CB.15MgSO4 · 4H2O
ⓘvar. Iron-bearing Starkeyite7.CB.15(Mg,Fe)SO4 · 4H2O
ⓘChalcanthite7.CB.20CuSO4 · 5H2O
ⓘMelanterite7.CB.35Fe2+(H2O)6SO4 · H2O
ⓘvar. Copper-bearing Melanterite7.CB.35(Fe,Cu)SO4 · 7H2O
ⓘGypsum7.CD.40CaSO4 · 2H2O
Group 8 - Phosphates, Arsenates and Vanadates
ⓘErythrite8.CE.40Co3(AsO4)2 · 8H2O
Unclassified
ⓘ'Serpentine Subgroup'-D3[Si2O5](OH)4

List of minerals for each chemical element

HHydrogen
Hⓘ ChalcanthiteCuSO4 · 5H2O
Hⓘ ErythriteCo3(AsO4)2 · 8H2O
Hⓘ GoethiteFe3+O(OH)
Hⓘ GypsumCaSO4 · 2H2O
Hⓘ MalachiteCu2(CO3)(OH)2
Hⓘ MelanteriteFe2+(H2O)6SO4 · H2O
Hⓘ StarkeyiteMgSO4 · 4H2O
Hⓘ TochiliniteFe2+5-6(Mg,Fe2+)5S6(OH)10
Hⓘ Valleriite(Fe2+,Cu)4(Mg,Al)3S4(OH,O)6
Hⓘ Serpentine SubgroupD3[Si2O5](OH)4
Hⓘ Melanterite var. Copper-bearing Melanterite(Fe,Cu)SO4 · 7H2O
Hⓘ Starkeyite var. Iron-bearing Starkeyite(Mg,Fe)SO4 · 4H2O
CCarbon
Cⓘ AragoniteCaCO3
Cⓘ CalciteCaCO3
Cⓘ MalachiteCu2(CO3)(OH)2
OOxygen
Oⓘ AragoniteCaCO3
Oⓘ CalciteCaCO3
Oⓘ ChalcanthiteCuSO4 · 5H2O
Oⓘ ChromiteFe2+Cr23+O4
Oⓘ CupriteCu2O
Oⓘ ErythriteCo3(AsO4)2 · 8H2O
Oⓘ GoethiteFe3+O(OH)
Oⓘ GypsumCaSO4 · 2H2O
Oⓘ MagnesiochromiteMgCr2O4
Oⓘ MagnetiteFe2+Fe23+O4
Oⓘ MalachiteCu2(CO3)(OH)2
Oⓘ MelanteriteFe2+(H2O)6SO4 · H2O
Oⓘ StarkeyiteMgSO4 · 4H2O
Oⓘ TenoriteCuO
Oⓘ TochiliniteFe2+5-6(Mg,Fe2+)5S6(OH)10
Oⓘ Valleriite(Fe2+,Cu)4(Mg,Al)3S4(OH,O)6
Oⓘ Serpentine SubgroupD3[Si2O5](OH)4
Oⓘ Melanterite var. Copper-bearing Melanterite(Fe,Cu)SO4 · 7H2O
Oⓘ Starkeyite var. Iron-bearing Starkeyite(Mg,Fe)SO4 · 4H2O
MgMagnesium
Mgⓘ MagnesiochromiteMgCr2O4
Mgⓘ StarkeyiteMgSO4 · 4H2O
Mgⓘ TochiliniteFe2+5-6(Mg,Fe2+)5S6(OH)10
Mgⓘ Valleriite(Fe2+,Cu)4(Mg,Al)3S4(OH,O)6
Mgⓘ Starkeyite var. Iron-bearing Starkeyite(Mg,Fe)SO4 · 4H2O
AlAluminium
Alⓘ Valleriite(Fe2+,Cu)4(Mg,Al)3S4(OH,O)6
SiSilicon
Siⓘ Serpentine SubgroupD3[Si2O5](OH)4
SSulfur
Sⓘ BorniteCu5FeS4
Sⓘ ChalcopyriteCuFeS2
Sⓘ ChalcanthiteCuSO4 · 5H2O
Sⓘ ChalcociteCu2S
Sⓘ CobaltiteCoAsS
Sⓘ CobaltpentlanditeCo9S8
Sⓘ GypsumCaSO4 · 2H2O
Sⓘ MelanteriteFe2+(H2O)6SO4 · H2O
Sⓘ Pentlandite(NixFey)Σ9S8
Sⓘ PyriteFeS2
Sⓘ PyrrhotiteFe1-xS
Sⓘ SphaleriteZnS
Sⓘ StarkeyiteMgSO4 · 4H2O
Sⓘ Tetrahedrite SubgroupCu6(Cu4C22+)Sb4S12S
Sⓘ TochiliniteFe2+5-6(Mg,Fe2+)5S6(OH)10
Sⓘ TroiliteFeS
Sⓘ Valleriite(Fe2+,Cu)4(Mg,Al)3S4(OH,O)6
Sⓘ Melanterite var. Copper-bearing Melanterite(Fe,Cu)SO4 · 7H2O
Sⓘ Starkeyite var. Iron-bearing Starkeyite(Mg,Fe)SO4 · 4H2O
CaCalcium
Caⓘ AragoniteCaCO3
Caⓘ CalciteCaCO3
Caⓘ GypsumCaSO4 · 2H2O
CrChromium
Crⓘ ChromiteFe2+Cr23+O4
Crⓘ MagnesiochromiteMgCr2O4
FeIron
Feⓘ BorniteCu5FeS4
Feⓘ ChalcopyriteCuFeS2
Feⓘ ChromiteFe2+Cr23+O4
Feⓘ GoethiteFe3+O(OH)
Feⓘ MagnetiteFe2+Fe23+O4
Feⓘ MelanteriteFe2+(H2O)6SO4 · H2O
Feⓘ Pentlandite(NixFey)Σ9S8
Feⓘ PyriteFeS2
Feⓘ PyrrhotiteFe1-xS
Feⓘ TochiliniteFe2+5-6(Mg,Fe2+)5S6(OH)10
Feⓘ TroiliteFeS
Feⓘ Valleriite(Fe2+,Cu)4(Mg,Al)3S4(OH,O)6
Feⓘ Melanterite var. Copper-bearing Melanterite(Fe,Cu)SO4 · 7H2O
Feⓘ Starkeyite var. Iron-bearing Starkeyite(Mg,Fe)SO4 · 4H2O
CoCobalt
Coⓘ CobaltiteCoAsS
Coⓘ CobaltpentlanditeCo9S8
Coⓘ ErythriteCo3(AsO4)2 · 8H2O
NiNickel
Niⓘ MaucheriteNi11As8
Niⓘ Pentlandite(NixFey)Σ9S8
CuCopper
Cuⓘ BorniteCu5FeS4
Cuⓘ ChalcopyriteCuFeS2
Cuⓘ ChalcanthiteCuSO4 · 5H2O
Cuⓘ ChalcociteCu2S
Cuⓘ CupriteCu2O
Cuⓘ Native CopperCu
Cuⓘ MalachiteCu2(CO3)(OH)2
Cuⓘ TenoriteCuO
Cuⓘ Tetrahedrite SubgroupCu6(Cu4C22+)Sb4S12S
Cuⓘ Valleriite(Fe2+,Cu)4(Mg,Al)3S4(OH,O)6
Cuⓘ Melanterite var. Copper-bearing Melanterite(Fe,Cu)SO4 · 7H2O
ZnZinc
Znⓘ SphaleriteZnS
AsArsenic
Asⓘ CobaltiteCoAsS
Asⓘ ErythriteCo3(AsO4)2 · 8H2O
Asⓘ MaucheriteNi11As8
AgSilver
Agⓘ Native Gold var. Electrum(Au,Ag)
Agⓘ Native SilverAg
SbAntimony
Sbⓘ Tetrahedrite SubgroupCu6(Cu4C22+)Sb4S12S
AuGold
Auⓘ Native Gold var. Electrum(Au,Ag)
Auⓘ Native GoldAu
BiBismuth
Biⓘ Native BismuthBi

Localities in this Region

USA
USA

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

Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 545.
Dunning, Gail E. and Joseph F. Cooper, Jr. (2002) Paragenesis of Troilite from the Low Divide District, Del Norte County, California. (Occasional web publications of the Bay Area mineralogists). http://baymin.org/Pubs/Troilite/Troilite.html
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