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Loco Gulch (Loco Creek), Eureka Mining District, Yavapai County, Arizona, USAi
Regional Level Types
Loco Gulch (Loco Creek)Gulch
Eureka Mining DistrictMining District
Yavapai CountyCounty
ArizonaState
USACountry

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PhotosMapsSearch
02294900017272072951958.jpg
Pyrite, etc.

Black Pearl Mine, Loco Gulch, Eureka Mining District, Yavapai County, Arizona, USA
02294900017272072951958.jpg
Pyrite, etc.

Black Pearl Mine, Loco Gulch, Eureka Mining District, Yavapai County, Arizona, USA
07004680017272072958178.jpg
Pyrite, etc.

Black Pearl Mine, Loco Gulch, Eureka Mining District, Yavapai County, Arizona, USA
Latitude & Longitude (WGS84):
34° 41' 34'' North , 113° 0' 23'' West
Latitude & Longitude (decimal):
34.69300,-113.00649
GeoHash:
G#: 9qptk7xjm
GRN:
N24W66
Type:
Gulch
Köppen climate type:
BSk : Cold semi-arid (steppe) climate
Nearest Settlements:
PlacePopulationDistance
Bagdad1,876 (2016)22.0km
Williamson5,438 (2011)42.5km
Wilhoit868 (2011)48.5km
Peeples Valley428 (2011)53.6km
Yarnell649 (2011)57.5km
Mindat Locality ID:
275944
Long-form identifier:
mindat:1:2:275944:2
GUID (UUID V4):
0


No description has been added for this locality. Can you add one?

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

15 valid minerals.

Detailed Mineral List:

ⓘ Beryl
Formula: Be3Al2(Si6O18)
Colour: Blue.
Description: In veins traversing biotite granite & as blue crystals with pyrite & bismuthinite.
References:
Brownell, G.M. (1959), A beryllium detector for field exploration, Econ.Geol.: 54: 1103-1114
Dale, V.B. (1961), Tungsten deposits of Gila, Yavapai, and Mohave Cos., AZ, US Bur. of Mines Inf. Circ. 8078
Staatz, M.H., et al (1965), Differences in the minor element composition of beryl in various environments, Am.Min.: 50:1783.
Meeves, H.; Harrer, C.M.; Salsbury, M.H.; Konselman, A.S; Shannon, S.S. Jnr. (1966) Reconnaissance of beryllium-bearing pegmatite deposits in six western states: Arizona, Colorado, New Mexico, South Dakota, Utah, and Wyoming. Bureau of Mines Information Circular 8298. United States Department of the Interior 34 pp.p.21 - (Table A-1)
Schmitz, Christopher, and DONALDM BURT. "The Black Pearl mine, Arizona- Wolframite veins and stockscheider pegmatite related to an albitic stock." Global catastrophes in Earth history. Boulder, CO, Geological Society of America(Geological Society Special Publication, 247 (1990): 221-232.
Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 134, 139
ⓘ 'Biotite'
Formula: K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
ⓘ Bismuthinite
Formula: Bi2S3
ⓘ Chalcopyrite
Formula: CuFeS2
ⓘ Fluorite
Formula: CaF2
ⓘ Gold
Formula: Au
ⓘ Hematite
Formula: Fe2O3
ⓘ Hematite var. Specularite
Formula: Fe2O3
ⓘ 'Hornblende Root Name Group'
Formula: ◻Ca2(Z2+4Z3+)(AlSi7O22)(OH,F,Cl)2
ⓘ Microcline
Formula: K(AlSi3O8)
ⓘ Molybdenite
Formula: MoS2
Description: Small amounts.
ⓘ Muscovite
Formula: KAl2(AlSi3O10)(OH)2
ⓘ Muscovite var. Sericite
Formula: KAl2(AlSi3O10)(OH)2
ⓘ Orthoclase
Formula: K(AlSi3O8)
ⓘ Pyrite
Formula: FeS2
ⓘ Quartz
Formula: SiO2
ⓘ Scheelite
Formula: Ca(WO4)
ⓘ Silver
Formula: Ag
ⓘ Topaz
Formula: Al2(SiO4)(F,OH)2
ⓘ 'Wolframite Group'
Description: In quartz veins.
References:
Wilson, E.D. (1941), AZ Bur. of Mines Bull. 148: 21-22
Galbraith, F.W. & D.J. Brennan (1959), Minerals of AZ: 80.
Dale, V.B. (1961), Tungsten deposits of Gila, Yavapai, and Mohave Cos., AZ, US Bur. of Mines Inf. Circ. 8078
Meeves, H.; Harrer, C.M.; Salsbury, M.H.; Konselman, A.S; Shannon, S.S. Jnr. (1966) Reconnaissance of beryllium-bearing pegmatite deposits in six western states: Arizona, Colorado, New Mexico, South Dakota, Utah, and Wyoming. Bureau of Mines Information Circular 8298. United States Department of the Interior 34 pp.p.21 - (Table A-1)
Schmitz, Christopher, and DONALDM BURT. "The Black Pearl mine, Arizona- Wolframite veins and stockscheider pegmatite related to an albitic stock." Global catastrophes in Earth history. Boulder, CO, Geological Society of America(Geological Society Special Publication, 247 (1990): 221-232.
Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 424

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
ⓘGold1.AA.05Au
ⓘSilver1.AA.05Ag
Group 2 - Sulphides and Sulfosalts
ⓘChalcopyrite2.CB.10aCuFeS2
ⓘBismuthinite2.DB.05Bi2S3
ⓘMolybdenite2.EA.30MoS2
ⓘPyrite2.EB.05aFeS2
Group 3 - Halides
ⓘFluorite3.AB.25CaF2
Group 4 - Oxides and Hydroxides
ⓘHematite4.CB.05Fe2O3
ⓘvar. Specularite4.CB.05Fe2O3
ⓘQuartz4.DA.05SiO2
ⓘ'Wolframite Group'4.DB.30 va
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
ⓘScheelite7.GA.05Ca(WO4)
Group 9 - Silicates
ⓘTopaz9.AF.35Al2(SiO4)(F,OH)2
ⓘBeryl9.CJ.05Be3Al2(Si6O18)
ⓘMuscovite9.EC.15KAl2(AlSi3O10)(OH)2
ⓘvar. Sericite9.EC.15KAl2(AlSi3O10)(OH)2
ⓘMicrocline9.FA.30K(AlSi3O8)
ⓘOrthoclase9.FA.30K(AlSi3O8)
Unclassified
ⓘ'Biotite'-K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
ⓘ'Hornblende Root Name Group'-◻Ca2(Z2+4Z3+)(AlSi7O22)(OH,F,Cl)2

List of minerals for each chemical element

HHydrogen
Hⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Hⓘ MuscoviteKAl2(AlSi3O10)(OH)2
Hⓘ TopazAl2(SiO4)(F,OH)2
Hⓘ Hornblende Root Name Group◻Ca2(Z42+Z3+)(AlSi7O22)(OH,F,Cl)2
Hⓘ Muscovite var. SericiteKAl2(AlSi3O10)(OH)2
BeBeryllium
Beⓘ BerylBe3Al2(Si6O18)
OOxygen
Oⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Oⓘ BerylBe3Al2(Si6O18)
Oⓘ HematiteFe2O3
Oⓘ MicroclineK(AlSi3O8)
Oⓘ MuscoviteKAl2(AlSi3O10)(OH)2
Oⓘ OrthoclaseK(AlSi3O8)
Oⓘ QuartzSiO2
Oⓘ ScheeliteCa(WO4)
Oⓘ TopazAl2(SiO4)(F,OH)2
Oⓘ Hematite var. SpeculariteFe2O3
Oⓘ Hornblende Root Name Group◻Ca2(Z42+Z3+)(AlSi7O22)(OH,F,Cl)2
Oⓘ Muscovite var. SericiteKAl2(AlSi3O10)(OH)2
FFluorine
Fⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Fⓘ FluoriteCaF2
Fⓘ TopazAl2(SiO4)(F,OH)2
Fⓘ Hornblende Root Name Group◻Ca2(Z42+Z3+)(AlSi7O22)(OH,F,Cl)2
MgMagnesium
Mgⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
AlAluminium
Alⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Alⓘ BerylBe3Al2(Si6O18)
Alⓘ MicroclineK(AlSi3O8)
Alⓘ MuscoviteKAl2(AlSi3O10)(OH)2
Alⓘ OrthoclaseK(AlSi3O8)
Alⓘ TopazAl2(SiO4)(F,OH)2
Alⓘ Hornblende Root Name Group◻Ca2(Z42+Z3+)(AlSi7O22)(OH,F,Cl)2
Alⓘ Muscovite var. SericiteKAl2(AlSi3O10)(OH)2
SiSilicon
Siⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Siⓘ BerylBe3Al2(Si6O18)
Siⓘ MicroclineK(AlSi3O8)
Siⓘ MuscoviteKAl2(AlSi3O10)(OH)2
Siⓘ OrthoclaseK(AlSi3O8)
Siⓘ QuartzSiO2
Siⓘ TopazAl2(SiO4)(F,OH)2
Siⓘ Hornblende Root Name Group◻Ca2(Z42+Z3+)(AlSi7O22)(OH,F,Cl)2
Siⓘ Muscovite var. SericiteKAl2(AlSi3O10)(OH)2
SSulfur
Sⓘ BismuthiniteBi2S3
Sⓘ ChalcopyriteCuFeS2
Sⓘ MolybdeniteMoS2
Sⓘ PyriteFeS2
ClChlorine
Clⓘ Hornblende Root Name Group◻Ca2(Z42+Z3+)(AlSi7O22)(OH,F,Cl)2
KPotassium
Kⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Kⓘ MicroclineK(AlSi3O8)
Kⓘ MuscoviteKAl2(AlSi3O10)(OH)2
Kⓘ OrthoclaseK(AlSi3O8)
Kⓘ Muscovite var. SericiteKAl2(AlSi3O10)(OH)2
CaCalcium
Caⓘ FluoriteCaF2
Caⓘ ScheeliteCa(WO4)
Caⓘ Hornblende Root Name Group◻Ca2(Z42+Z3+)(AlSi7O22)(OH,F,Cl)2
TiTitanium
Tiⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
FeIron
Feⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Feⓘ ChalcopyriteCuFeS2
Feⓘ HematiteFe2O3
Feⓘ PyriteFeS2
Feⓘ Hematite var. SpeculariteFe2O3
CuCopper
Cuⓘ ChalcopyriteCuFeS2
MoMolybdenum
Moⓘ MolybdeniteMoS2
AgSilver
Agⓘ SilverAg
WTungsten
Wⓘ ScheeliteCa(WO4)
AuGold
Auⓘ GoldAu
BiBismuth
Biⓘ BismuthiniteBi2S3

Localities in this Region

USA

Other Regions, Features and Areas containing this locality

North AmericaContinent
North America PlateTectonic Plate

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