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Union Pass Mining District (Katherine Mining District), Oatman Mining District, Black Mountains, Mohave County, Arizona, USAi
Regional Level Types
Union Pass Mining District (Katherine Mining District)Mining District
Oatman Mining DistrictMining District
Black MountainsMountain Range
Mohave CountyCounty
ArizonaState
USACountry

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PhotosMapsSearchMineralogy
03775380017272061855237.jpg
Due north of Union Pass.

Union Pass Mining District, Oatman Mining District, Black Mountains, Mohave County, Arizona, USA
00818160017272069918702.jpg
Fluorite

Union Pass Mining District, Oatman Mining District, Black Mountains, Mohave County, Arizona, USA
07279960017272069916931.jpg
Orbicular Jasper

Union Pass, Union Pass Mining District, Oatman Mining District, Black Mountains, Mohave County, Arizona, USA
03775380017272061855237.jpg
Due north of Union Pass.

Union Pass Mining District, Oatman Mining District, Black Mountains, Mohave County, Arizona, USA
00818160017272069918702.jpg
Fluorite

Union Pass Mining District, Oatman Mining District, Black Mountains, Mohave County, Arizona, USA
05343090017272069911758.jpg
Orbicular Jasper

Union Pass, Union Pass Mining District, Oatman Mining District, Black Mountains, Mohave County, Arizona, USA
03775380017272061855237.jpg
Due north of Union Pass.

Union Pass Mining District, Oatman Mining District, Black Mountains, Mohave County, Arizona, USA
00841480017272069922644.jpg
Fluorite

Union Pass Mining District, Oatman Mining District, Black Mountains, Mohave County, Arizona, USA
Latitude & Longitude (WGS84):
35° North , 114° West (est.)
Estimate based on other nearby localities or region boundaries.
Margin of Error:
~59km
GRN:
N24W67
Type:
Mining District
Köppen climate type:
BWk : Cold desert climate
Mindat Locality ID:
40006
Long-form identifier:
mindat:1:2:40006:3
GUID (UUID V4):
0


This pass in the Black Mountains lies some 12 miles NNW of Oatman and extends from Union Pass westward to the Colorado River.

Principal veins occur within an eastward trending belt generally less than 2 miles wide.

Production was probably $3,000,000 (85% Au, remainder from Ag)(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

13 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:

ⓘ Calcite
Formula: CaCO3
Localities: Reported from at least 8 localities in this region.
ⓘ Chalcocite
Formula: Cu2S
ⓘ 'Clay minerals'
ⓘ Fluorite
Formula: CaF2
ⓘ Galena
Formula: PbS
ⓘ Hematite
Formula: Fe2O3
ⓘ Kaolinite
Formula: Al2(Si2O5)(OH)4
Description: Occurs in granite in proximity of the vein.
ⓘ 'K Feldspar'
ⓘ 'K Feldspar var. Adularia'
Formula: KAlSi3O8
ⓘ Malachite
Formula: Cu2(CO3)(OH)2
ⓘ Mordenite
Formula: (Na2,Ca,K2)4(Al8Si40)O96 · 28H2O
Description: N. side of the pass in tuff & lapilli tuff, Golden Deer volcanics.
ⓘ Native Gold
Formula: Au
Localities: Reported from at least 9 localities in this region.
Description: As specks of coarse lode gold in quartz.
ⓘ Opal
Formula: SiO2 · nH2O
Description: Tiny specks of fire opal under a power line.
ⓘ Opal var. Fire Opal
Formula: SiO2 · nH2O
Description: Tiny specks of fire opal under a power line.
ⓘ 'Orbicular Jasper'
References:
Kevin Lippson
ⓘ Pyrite
Formula: FeS2
ⓘ Quartz
Formula: SiO2
Localities: Reported from at least 8 localities in this region.
ⓘ Quartz var. Chalcedony
Formula: SiO2
Colour: Creamy-white to light brown.
Description: Banded and vuggy.
ⓘ Sphalerite
Formula: ZnS

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
ⓘNative Gold1.AA.05Au
Group 2 - Sulphides and Sulfosalts
ⓘChalcocite2.BA.05Cu2S
ⓘSphalerite2.CB.05aZnS
ⓘGalena2.CD.10PbS
ⓘPyrite2.EB.05aFeS2
Group 3 - Halides
ⓘFluorite3.AB.25CaF2
Group 4 - Oxides and Hydroxides
ⓘHematite4.CB.05Fe2O3
ⓘQuartz
var. Chalcedony		4.DA.05SiO2
ⓘ4.DA.05SiO2
ⓘOpal4.DA.10SiO2 · nH2O
ⓘvar. Fire Opal4.DA.10SiO2 · nH2O
Group 5 - Nitrates and Carbonates
ⓘCalcite5.AB.05CaCO3
ⓘMalachite5.BA.10Cu2(CO3)(OH)2
Group 9 - Silicates
ⓘKaolinite9.ED.05Al2(Si2O5)(OH)4
ⓘMordenite9.GD.35(Na2,Ca,K2)4(Al8Si40)O96 · 28H2O
Unclassified
ⓘ'K Feldspar
var. Adularia'		-KAlSi3O8
ⓘ'Clay minerals'-
ⓘ'K Feldspar'-
ⓘ'Orbicular Jasper'-

List of minerals for each chemical element

HHydrogen
Hⓘ KaoliniteAl2(Si2O5)(OH)4
Hⓘ MalachiteCu2(CO3)(OH)2
Hⓘ Mordenite(Na2,Ca,K2)4(Al8Si40)O96 · 28H2O
Hⓘ OpalSiO2 · nH2O
Hⓘ Opal var. Fire OpalSiO2 · nH2O
CCarbon
Cⓘ CalciteCaCO3
Cⓘ MalachiteCu2(CO3)(OH)2
OOxygen
Oⓘ K Feldspar var. AdulariaKAlSi3O8
Oⓘ CalciteCaCO3
Oⓘ Quartz var. ChalcedonySiO2
Oⓘ HematiteFe2O3
Oⓘ KaoliniteAl2(Si2O5)(OH)4
Oⓘ MalachiteCu2(CO3)(OH)2
Oⓘ Mordenite(Na2,Ca,K2)4(Al8Si40)O96 · 28H2O
Oⓘ OpalSiO2 · nH2O
Oⓘ QuartzSiO2
Oⓘ Opal var. Fire OpalSiO2 · nH2O
FFluorine
Fⓘ FluoriteCaF2
NaSodium
Naⓘ Mordenite(Na2,Ca,K2)4(Al8Si40)O96 · 28H2O
AlAluminium
Alⓘ K Feldspar var. AdulariaKAlSi3O8
Alⓘ KaoliniteAl2(Si2O5)(OH)4
Alⓘ Mordenite(Na2,Ca,K2)4(Al8Si40)O96 · 28H2O
SiSilicon
Siⓘ K Feldspar var. AdulariaKAlSi3O8
Siⓘ Quartz var. ChalcedonySiO2
Siⓘ KaoliniteAl2(Si2O5)(OH)4
Siⓘ Mordenite(Na2,Ca,K2)4(Al8Si40)O96 · 28H2O
Siⓘ OpalSiO2 · nH2O
Siⓘ QuartzSiO2
Siⓘ Opal var. Fire OpalSiO2 · nH2O
SSulfur
Sⓘ ChalcociteCu2S
Sⓘ GalenaPbS
Sⓘ PyriteFeS2
Sⓘ SphaleriteZnS
KPotassium
Kⓘ K Feldspar var. AdulariaKAlSi3O8
Kⓘ Mordenite(Na2,Ca,K2)4(Al8Si40)O96 · 28H2O
CaCalcium
Caⓘ CalciteCaCO3
Caⓘ FluoriteCaF2
Caⓘ Mordenite(Na2,Ca,K2)4(Al8Si40)O96 · 28H2O
FeIron
Feⓘ HematiteFe2O3
Feⓘ PyriteFeS2
CuCopper
Cuⓘ ChalcociteCu2S
Cuⓘ MalachiteCu2(CO3)(OH)2
ZnZinc
Znⓘ SphaleriteZnS
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
USA

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

Schrader, F.C. (1909), Mineral deposits of the Cerbat Range, Black Mountains, and Grand Wash Cliffs, Mohave County, Arizona, USGS Bulletin 397.
University of Arizona Bulletin 41 (1916-17), Mineralogy of Useful Minerals in Arizona: 56.
Wilson, E.D., et al (1934), Arizona Bureau of Mines Bulletin 137: 101.
Gardner, E.D. (1936), Gold Mining & Milling in the Black Mountains, western Mohave County, Arizona, U.S. Bureau of Mines Information Circular 6901.
Thomas, B.E. (1949), Ore deposits of the Wallapai District, Arizona, Economic Geology: 44: 663-705.
Wilson, E.D., et al (1950), Arizona zinc & lead deposits, Part I, Arizona Bureau of Mines Bulletin 156.
Anthony, John W.; Williams, Sidney A.; Bideaux, Richard A.; Grant, Raymond W. (1995) Mineralogy of Arizona (3rd ed.). University of Arizona Press.
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