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Weaverville District, Klamath Mountains, Trinity County, California, USAi
Regional Level Types
Weaverville DistrictMining District
Klamath MountainsMountain Range
Trinity CountyCounty
CaliforniaState
USACountry

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03914890017272011379881.jpg
La Grange Mine

La Grange Placer Mine, Weaverville, Weaverville District, Klamath Mountains, Trinity County, California, USA
04481430017272096452080.jpg
Historical plaque commemorating the LaGrange hydraulic placer mine

Gifford Mine, Weaverville, Weaverville District, Klamath Mountains, Trinity County, California, USA
07300450017272096456574.jpg
Signs of both hydraulic and lode mining in Oregon Gulch

Gifford Mine, Weaverville, Weaverville District, Klamath Mountains, Trinity County, California, USA
03914890017272011379881.jpg
La Grange Mine

La Grange Placer Mine, Weaverville, Weaverville District, Klamath Mountains, Trinity County, California, USA
04481430017272096452080.jpg
Historical plaque commemorating the LaGrange hydraulic placer mine

Gifford Mine, Weaverville, Weaverville District, Klamath Mountains, Trinity County, California, USA
07300450017272096456574.jpg
Signs of both hydraulic and lode mining in Oregon Gulch

Gifford Mine, Weaverville, Weaverville District, Klamath Mountains, Trinity County, California, USA
03914890017272011379881.jpg
La Grange Mine

La Grange Placer Mine, Weaverville, Weaverville District, Klamath Mountains, Trinity County, California, USA
02492740017272096464498.jpg
Historical plaque commemorating the LaGrange hydraulic placer mine

Gifford Mine, Weaverville, Weaverville District, Klamath Mountains, Trinity County, California, USA
Latitude & Longitude (WGS84):
40° North , 123° West (est.)
Estimate based on other nearby localities or region boundaries.
Margin of Error:
~93km
GRN:
N28W67
Type:
Mining District
Köppen climate type:
Csb : Warm-summer Mediterranean climate
Mindat Locality ID:
220696
Long-form identifier:
mindat:1:2:220696:0
GUID (UUID V4):
0


A placer (hydraulic) Au mining area around Weaverville. This district produced an average of $5,000 in Au per acre (period values).

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

17 valid minerals.

Rock Types Recorded


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

Select Rock List Type

Alphabetical List Tree Diagram

Detailed Mineral List:

ⓘ Arsenopyrite
Formula: FeAsS
ⓘ 'Asbestos'
ⓘ Cassiterite
Formula: SnO2
ⓘ 'Chlorite Group'
ⓘ Ferrimolybdite
Formula: Fe2(MoO4)3 · nH2O
ⓘ Galena
Formula: PbS
ⓘ Graphite
Formula: C
ⓘ 'Iron-Platinum alloy'
Formula: (Pt,Fe)
ⓘ Laurite
Formula: RuS2
ⓘ Molybdenite
Formula: MoS2
ⓘ Native Gold
Formula: Au
Localities: Reported from at least 84 localities in this region.
Description: Placer material.
ⓘ Native Iridium
Formula: (Ir,Os,Ru)
ⓘ Native Iridium var. Osmiridium
Formula: (Ir,Os,Ru)
ⓘ Native Iridium var. Ruthenosmiridium
Formula: (Ir,Os,Ru)
ⓘ Native Osmium
Formula: (Os,Ir,Ru)
ⓘ Native Osmium var. Iridosmine
Formula: (Os,Ir)
ⓘ Native Platinum
Formula: Pt
Description: A nugget over 1 ounce (484.4 grains) was found.
ⓘ Pyrite
Formula: FeS2
ⓘ Quartz
Formula: SiO2
Localities: Reported from at least 7 localities in this region.
ⓘ Rutheniridosmine
Formula: (Ir,Os,Ru)
ⓘ Scheelite
Formula: Ca(WO4)
ⓘ 'Serpentine Subgroup'
Formula: D3[Si2O5](OH)4
ⓘ Sphalerite
Formula: ZnS
ⓘ Talc
Formula: Mg3Si4O10(OH)2

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
ⓘNative Gold1.AA.05Au
ⓘNative Osmium1.AF.05(Os,Ir,Ru)
ⓘRutheniridosmine1.AF.05(Ir,Os,Ru)
ⓘNative Osmium
var. Iridosmine		1.AF.05(Os,Ir)
ⓘNative Iridium1.AF.10(Ir,Os,Ru)
ⓘNative Platinum1.AF.10Pt
ⓘNative Iridium
var. Ruthenosmiridium		1.AF.10(Ir,Os,Ru)
ⓘvar. Osmiridium1.AF.10(Ir,Os,Ru)
ⓘGraphite1.CB.05aC
Group 2 - Sulphides and Sulfosalts
ⓘSphalerite2.CB.05aZnS
ⓘGalena2.CD.10PbS
ⓘMolybdenite2.EA.30MoS2
ⓘLaurite2.EB.05aRuS2
ⓘPyrite2.EB.05aFeS2
ⓘArsenopyrite2.EB.20FeAsS
Group 4 - Oxides and Hydroxides
ⓘQuartz4.DA.05SiO2
ⓘCassiterite4.DB.05SnO2
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
ⓘScheelite7.GA.05Ca(WO4)
ⓘFerrimolybdite7.GB.30Fe2(MoO4)3 · nH2O
Group 9 - Silicates
ⓘTalc9.EC.05Mg3Si4O10(OH)2
Unclassified
ⓘ'Asbestos'-
ⓘ'Chlorite Group'-
ⓘ'Iron-Platinum alloy'-(Pt,Fe)
ⓘ'Serpentine Subgroup'-D3[Si2O5](OH)4

List of minerals for each chemical element

HHydrogen
Hⓘ FerrimolybditeFe2(MoO4)3 · nH2O
Hⓘ TalcMg3Si4O10(OH)2
Hⓘ Serpentine SubgroupD3[Si2O5](OH)4
CCarbon
Cⓘ GraphiteC
OOxygen
Oⓘ CassiteriteSnO2
Oⓘ FerrimolybditeFe2(MoO4)3 · nH2O
Oⓘ QuartzSiO2
Oⓘ ScheeliteCa(WO4)
Oⓘ TalcMg3Si4O10(OH)2
Oⓘ Serpentine SubgroupD3[Si2O5](OH)4
MgMagnesium
Mgⓘ TalcMg3Si4O10(OH)2
SiSilicon
Siⓘ QuartzSiO2
Siⓘ TalcMg3Si4O10(OH)2
Siⓘ Serpentine SubgroupD3[Si2O5](OH)4
SSulfur
Sⓘ ArsenopyriteFeAsS
Sⓘ GalenaPbS
Sⓘ LauriteRuS2
Sⓘ MolybdeniteMoS2
Sⓘ PyriteFeS2
Sⓘ SphaleriteZnS
CaCalcium
Caⓘ ScheeliteCa(WO4)
FeIron
Feⓘ ArsenopyriteFeAsS
Feⓘ FerrimolybditeFe2(MoO4)3 · nH2O
Feⓘ Iron-Platinum alloy(Pt,Fe)
Feⓘ PyriteFeS2
ZnZinc
Znⓘ SphaleriteZnS
AsArsenic
Asⓘ ArsenopyriteFeAsS
MoMolybdenum
Moⓘ FerrimolybditeFe2(MoO4)3 · nH2O
Moⓘ MolybdeniteMoS2
RuRuthenium
Ruⓘ Native Iridium(Ir,Os,Ru)
Ruⓘ LauriteRuS2
Ruⓘ Native Osmium(Os,Ir,Ru)
Ruⓘ Rutheniridosmine(Ir,Os,Ru)
Ruⓘ Native Iridium var. Ruthenosmiridium(Ir,Os,Ru)
Ruⓘ Native Iridium var. Osmiridium(Ir,Os,Ru)
SnTin
Snⓘ CassiteriteSnO2
WTungsten
Wⓘ ScheeliteCa(WO4)
OsOsmium
Osⓘ Native Iridium(Ir,Os,Ru)
Osⓘ Native Osmium(Os,Ir,Ru)
Osⓘ Rutheniridosmine(Ir,Os,Ru)
Osⓘ Native Iridium var. Ruthenosmiridium(Ir,Os,Ru)
Osⓘ Native Iridium var. Osmiridium(Ir,Os,Ru)
Osⓘ Native Osmium var. Iridosmine(Os,Ir)
IrIridium
Irⓘ Native Iridium(Ir,Os,Ru)
Irⓘ Native Osmium(Os,Ir,Ru)
Irⓘ Rutheniridosmine(Ir,Os,Ru)
Irⓘ Native Iridium var. Ruthenosmiridium(Ir,Os,Ru)
Irⓘ Native Iridium var. Osmiridium(Ir,Os,Ru)
Irⓘ Native Osmium var. Iridosmine(Os,Ir)
PtPlatinum
Ptⓘ Iron-Platinum alloy(Pt,Fe)
Ptⓘ Native PlatinumPt
AuGold
Auⓘ Native GoldAu
PbLead
Pbⓘ GalenaPbS

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

Pemberton, H. Earl (1983) Minerals of California. Van Nostrand Reinhold Company Inc.
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