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Hilltop Mine, California Mining District (Chiricahua Mining District), Chiricahua Mountains, Cochise County, Arizona, USAi
Regional Level Types
Hilltop MineMine
California Mining District (Chiricahua Mining District)Mining District
Chiricahua MountainsMountain Range
Cochise CountyCounty
ArizonaState
USACountry

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Latitude & Longitude (WGS84):
31° 59' 7'' North , 109° 17' 25'' West
Latitude & Longitude (decimal):
Type:
Nearest Settlements:
PlacePopulationDistance
Rodeo101 (2015)29.5km
San Simon165 (2011)32.0km
Sunizona281 (2011)36.1km
Cotton City388 (2011)40.4km
Bowie449 (2011)42.2km
Mindat Locality ID:
5588
Long-form identifier:
mindat:1:2:5588:1
GUID (UUID V4):
0
Other/historical names associated with this locality:
Hand Mine; Kasper tunnel; Gray Mine; Dunn shaft; Blacksmith shaft; Rhem adit


A former small surface and underground Pb-Zn-Ag-Cu-Au-Mo-W-As-Cd occurrence/mine located in secs. 33 & 34, T16S, R30E and secs. 3, 4, 5, T17S, R30E, G&SRM, (Rustler Park 7.5 minute topo map), 6 miles NW of Paradise, about 26 miles S of San Simon near Hand's Pass, on National Forest land (located claims). Discovered 1880. First produced 1881. The Hidden Treasure claim was first located in the district - now part of the Hilltop Mine. Owned at times by the Hilltop Silver Lead Mines Company; Hilltop Metals Mining Company; Piedmont Mines, Incorporated; American Zinc, Lead, and Smelting Company; and operated by the Queen Mining Company (1973).

Mineralization is a polymetallic deposit hosted in quartzite, in fissure veins and in irregular replacement lenses and bodies in banded and tilted, silicified Mississippian to Permian limestones and older quartzites. The ore body is lenses, shoots, pockets and chimneys with a width of 15.24 meters and a length of 33.53 meters. Controls for ore emplacement included brecciation along faults & fissures. Ores are base metal sulfides and carbonates with wulfenite, often argentiferous, and scheelite. The ore zone is 33.53 meters long and 15.24 meters wide. This mine is famous for the fine and abundant wulfenite specimens it produced. Ore control was in part due to brecciation along faults and fissures in the quartzite and limestone. Locally pipes of massive sulfides (1-6 feet diameter) follow fractures into limestone for distances of up to 50 feet. Associated rocks include Pliocene diorite. Local rocks include Cretaceous to Late Jurassic sedimentary rocks with minor volcanic rocks.

Local geologic structures include NE-SW faults.

Workings include extensive surface and underground openings including several tunnels, open cuts, and short adits. They total some 6,096 meters in length and 457.2 meters deep. The Hilltop Mine consists of 4 major levels with 3 of those being connected, and with over 5.5 miles of underground workings. The Kasper Tunnel is 3,000 feet long with 6,000 feet of workings; the Gray Tunnel is 2,000 feet long with 3,000 feet of workings; the Rhem tunnel is 3,700 feet long with 3,000 feet of workings.

Production was a total of some 30,000 tons of base metal sulfide ore produced intermittently from the early 1910's to about 1954. Best production years were 1924 - 1927. Shipments were made by burro & wagon in the 1880'S. Several carloads of ore were shipped to El Paso in 1902-1906.

Analytical data results: 2-5 ounces/ton Ag, 10-25% Pb, 5-15% Zn, 0.1-5.61% Cu, 10-12% Fe, 2-10% Mo.

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


50 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:

Acanthite
Formula: Ag2S
Actinolite
Formula: ◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Alabandite
Formula: MnS
Anglesite
Formula: PbSO4
Arsenopyrite
Formula: FeAsS
Azurite
Formula: Cu3(CO3)2(OH)2
Calcite
Formula: CaCO3
Caledonite
Formula: Pb5Cu2(SO4)3(CO3)(OH)6
Cerussite
Formula: PbCO3
Habit: Large, twinned
Chalcopyrite
Formula: CuFeS2
'Chlorite Group'
Chrysocolla
Formula: Cu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
Chrysotile
Formula: Mg3(Si2O5)(OH)4
Clinozoisite
Formula: (CaCa)(AlAlAl)O[Si2O7][SiO4](OH)
Connellite
Formula: Cu19(SO4)(OH)32Cl4 · 3H2O
Covellite
Formula: CuS
Diopside
Formula: CaMgSi2O6
Dolomite
Formula: CaMg(CO3)2
Epidote
Formula: (CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Fluorite
Formula: CaF2
Galena
Formula: PbS
Galena var. Silver-bearing Galena
Formula: PbS with Ag
Goethite
Formula: Fe3+O(OH)
Grossular
Formula: Ca3Al2(SiO4)3
Gypsum
Formula: CaSO4 · 2H2O
Hematite
Formula: Fe2O3
Hemimorphite
Formula: Zn4Si2O7(OH)2 · H2O
References:
Hydrozincite
Formula: Zn5(CO3)2(OH)6
Jarosite
Formula: KFe3+3(SO4)2(OH)6
Kaolinite
Formula: Al2(Si2O5)(OH)4
Leadhillite
Formula: Pb4(CO3)2(SO4)(OH)2
'Limonite'
Linarite
Formula: PbCu(SO4)(OH)2
Magnetite
Formula: Fe2+Fe3+2O4
Malachite
Formula: Cu2(CO3)(OH)2
Mimetite
Formula: Pb5(AsO4)3Cl
Colour: Bright yellow
Description: Occurs as typical botryoidal coatings associated with wulfenite in gossan cavities.
Minium
Formula: Pb3O4
Mottramite
Formula: PbCu(VO4)(OH)
Native Copper
Formula: Cu
Native Sulphur
Formula: S8
Palygorskite
Formula: ◻Al2Mg22Si8O20(OH)2(H2O)4 · 4H2O
References:
Luetcke, Rolf (n.d.) Personal communication.Identified by Rolf Luetcke: Visual Identification
'Psilomelane'
Pyrite
Formula: FeS2
'Pyrochlore Group'
Formula: A2Nb2(O,OH)6Z
Pyrolusite
Formula: Mn4+O2
Quartz
Formula: SiO2
Rhodochrosite
Formula: MnCO3
Scheelite
Formula: Ca(WO4)
Serpierite
Formula: Ca(Cu,Zn)4(SO4)2(OH)6 · 3H2O
Smithsonite
Formula: ZnCO3
Sphalerite
Formula: ZnS
Tremolite
Formula: ◻Ca2Mg5(Si8O22)(OH)2
Willemite
Formula: Zn2SiO4
Fluorescence: Creamy yellow (SW UV).
Description: Fluorescence observed by C. Lemanski, Jr.
Wollastonite
Formula: Ca3(Si3O9)
Wulfenite
Formula: Pb(MoO4)
Habit: Crystal groups
Colour: Deep yellow

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
Native Copper1.AA.05Cu
Native Sulphur1.CC.05S8
Group 2 - Sulphides and Sulfosalts
Acanthite2.BA.35Ag2S
Covellite2.CA.05aCuS
Sphalerite2.CB.05aZnS
Chalcopyrite2.CB.10aCuFeS2
Alabandite2.CD.10MnS
Galena2.CD.10PbS
var. Silver-bearing Galena2.CD.10PbS with Ag
Pyrite2.EB.05aFeS2
Arsenopyrite2.EB.20FeAsS
Group 3 - Halides
Fluorite3.AB.25CaF2
Connellite3.DA.25Cu19(SO4)(OH)32Cl4 · 3H2O
Group 4 - Oxides and Hydroxides
Goethite4.00.Fe3+O(OH)
'Pyrochlore Group'4.00.A2Nb2(O,OH)6Z
Magnetite4.BB.05Fe2+Fe3+2O4
Minium4.BD.05Pb3O4
Hematite4.CB.05Fe2O3
Quartz4.DA.05SiO2
Pyrolusite4.DB.05Mn4+O2
Group 5 - Nitrates and Carbonates
Calcite5.AB.05CaCO3
Rhodochrosite5.AB.05MnCO3
Smithsonite5.AB.05ZnCO3
Dolomite5.AB.10CaMg(CO3)2
Cerussite5.AB.15PbCO3
Azurite5.BA.05Cu3(CO3)2(OH)2
Malachite5.BA.10Cu2(CO3)(OH)2
Hydrozincite5.BA.15Zn5(CO3)2(OH)6
Leadhillite5.BF.40Pb4(CO3)2(SO4)(OH)2
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
Anglesite7.AD.35PbSO4
Jarosite7.BC.10KFe3+3(SO4)2(OH)6
Caledonite7.BC.50Pb5Cu2(SO4)3(CO3)(OH)6
Linarite7.BC.65PbCu(SO4)(OH)2
Gypsum7.CD.40CaSO4 · 2H2O
Serpierite7.DD.30Ca(Cu,Zn)4(SO4)2(OH)6 · 3H2O
Scheelite7.GA.05Ca(WO4)
Wulfenite7.GA.05Pb(MoO4)
Group 8 - Phosphates, Arsenates and Vanadates
Mottramite8.BH.40PbCu(VO4)(OH)
Mimetite8.BN.05Pb5(AsO4)3Cl
Group 9 - Silicates
Chrysotile9.00.Mg3(Si2O5)(OH)4
Willemite9.AA.05Zn2SiO4
Grossular9.AD.25Ca3Al2(SiO4)3
Hemimorphite9.BD.10Zn4Si2O7(OH)2 · H2O
Clinozoisite9.BG.05a(CaCa)(AlAlAl)O[Si2O7][SiO4](OH)
Epidote9.BG.05a(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Diopside9.DA.15CaMgSi2O6
Actinolite9.DE.10◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Tremolite9.DE.10◻Ca2Mg5(Si8O22)(OH)2
Wollastonite9.DG.05Ca3(Si3O9)
Kaolinite9.ED.05Al2(Si2O5)(OH)4
Chrysocolla9.ED.20Cu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
Palygorskite9.EE.20◻Al2Mg22Si8O20(OH)2(H2O)4 · 4H2O
Unclassified
'Chlorite Group'-
'Limonite'-
'Psilomelane'-

List of minerals for each chemical element

HHydrogen
H Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
H AzuriteCu3(CO3)2(OH)2
H CaledonitePb5Cu2(SO4)3(CO3)(OH)6
H ChrysotileMg3(Si2O5)(OH)4
H ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
H Clinozoisite(CaCa)(AlAlAl)O[Si2O7][SiO4](OH)
H ConnelliteCu19(SO4)(OH)32Cl4 · 3H2O
H Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
H GoethiteFe3+O(OH)
H GypsumCaSO4 · 2H2O
H HemimorphiteZn4Si2O7(OH)2 · H2O
H HydrozinciteZn5(CO3)2(OH)6
H JarositeKFe33+(SO4)2(OH)6
H KaoliniteAl2(Si2O5)(OH)4
H LeadhillitePb4(CO3)2(SO4)(OH)2
H LinaritePbCu(SO4)(OH)2
H MalachiteCu2(CO3)(OH)2
H MottramitePbCu(VO4)(OH)
H Palygorskite◻Al2Mg22Si8O20(OH)2(H2O)4 · 4H2O
H Pyrochlore GroupA2Nb2(O,OH)6Z
H SerpieriteCa(Cu,Zn)4(SO4)2(OH)6 · 3H2O
H Tremolite◻Ca2Mg5(Si8O22)(OH)2
CCarbon
C AzuriteCu3(CO3)2(OH)2
C CalciteCaCO3
C CaledonitePb5Cu2(SO4)3(CO3)(OH)6
C CerussitePbCO3
C DolomiteCaMg(CO3)2
C HydrozinciteZn5(CO3)2(OH)6
C LeadhillitePb4(CO3)2(SO4)(OH)2
C MalachiteCu2(CO3)(OH)2
C RhodochrositeMnCO3
C SmithsoniteZnCO3
OOxygen
O Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
O AnglesitePbSO4
O AzuriteCu3(CO3)2(OH)2
O CalciteCaCO3
O CaledonitePb5Cu2(SO4)3(CO3)(OH)6
O CerussitePbCO3
O ChrysotileMg3(Si2O5)(OH)4
O ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
O Clinozoisite(CaCa)(AlAlAl)O[Si2O7][SiO4](OH)
O ConnelliteCu19(SO4)(OH)32Cl4 · 3H2O
O DiopsideCaMgSi2O6
O DolomiteCaMg(CO3)2
O Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
O GoethiteFe3+O(OH)
O GrossularCa3Al2(SiO4)3
O GypsumCaSO4 · 2H2O
O HematiteFe2O3
O HemimorphiteZn4Si2O7(OH)2 · H2O
O HydrozinciteZn5(CO3)2(OH)6
O JarositeKFe33+(SO4)2(OH)6
O KaoliniteAl2(Si2O5)(OH)4
O LeadhillitePb4(CO3)2(SO4)(OH)2
O LinaritePbCu(SO4)(OH)2
O MagnetiteFe2+Fe23+O4
O MalachiteCu2(CO3)(OH)2
O MimetitePb5(AsO4)3Cl
O MiniumPb3O4
O MottramitePbCu(VO4)(OH)
O Palygorskite◻Al2Mg22Si8O20(OH)2(H2O)4 · 4H2O
O Pyrochlore GroupA2Nb2(O,OH)6Z
O PyrolusiteMn4+O2
O QuartzSiO2
O RhodochrositeMnCO3
O ScheeliteCa(WO4)
O SerpieriteCa(Cu,Zn)4(SO4)2(OH)6 · 3H2O
O SmithsoniteZnCO3
O Tremolite◻Ca2Mg5(Si8O22)(OH)2
O WillemiteZn2SiO4
O WulfenitePb(MoO4)
O WollastoniteCa3(Si3O9)
FFluorine
F FluoriteCaF2
MgMagnesium
Mg Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Mg ChrysotileMg3(Si2O5)(OH)4
Mg DiopsideCaMgSi2O6
Mg DolomiteCaMg(CO3)2
Mg Palygorskite◻Al2Mg22Si8O20(OH)2(H2O)4 · 4H2O
Mg Tremolite◻Ca2Mg5(Si8O22)(OH)2
AlAluminium
Al ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
Al Clinozoisite(CaCa)(AlAlAl)O[Si2O7][SiO4](OH)
Al Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Al GrossularCa3Al2(SiO4)3
Al KaoliniteAl2(Si2O5)(OH)4
Al Palygorskite◻Al2Mg22Si8O20(OH)2(H2O)4 · 4H2O
SiSilicon
Si Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Si ChrysotileMg3(Si2O5)(OH)4
Si ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
Si Clinozoisite(CaCa)(AlAlAl)O[Si2O7][SiO4](OH)
Si DiopsideCaMgSi2O6
Si Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Si GrossularCa3Al2(SiO4)3
Si HemimorphiteZn4Si2O7(OH)2 · H2O
Si KaoliniteAl2(Si2O5)(OH)4
Si Palygorskite◻Al2Mg22Si8O20(OH)2(H2O)4 · 4H2O
Si QuartzSiO2
Si Tremolite◻Ca2Mg5(Si8O22)(OH)2
Si WillemiteZn2SiO4
Si WollastoniteCa3(Si3O9)
SSulfur
S AcanthiteAg2S
S AlabanditeMnS
S AnglesitePbSO4
S ArsenopyriteFeAsS
S CaledonitePb5Cu2(SO4)3(CO3)(OH)6
S ChalcopyriteCuFeS2
S ConnelliteCu19(SO4)(OH)32Cl4 · 3H2O
S CovelliteCuS
S GalenaPbS
S GypsumCaSO4 · 2H2O
S JarositeKFe33+(SO4)2(OH)6
S LeadhillitePb4(CO3)2(SO4)(OH)2
S LinaritePbCu(SO4)(OH)2
S PyriteFeS2
S SerpieriteCa(Cu,Zn)4(SO4)2(OH)6 · 3H2O
S SphaleriteZnS
S Native SulphurS8
S Galena var. Silver-bearing GalenaPbS with Ag
ClChlorine
Cl ConnelliteCu19(SO4)(OH)32Cl4 · 3H2O
Cl MimetitePb5(AsO4)3Cl
KPotassium
K JarositeKFe33+(SO4)2(OH)6
CaCalcium
Ca Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Ca CalciteCaCO3
Ca Clinozoisite(CaCa)(AlAlAl)O[Si2O7][SiO4](OH)
Ca DiopsideCaMgSi2O6
Ca DolomiteCaMg(CO3)2
Ca Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Ca FluoriteCaF2
Ca GrossularCa3Al2(SiO4)3
Ca GypsumCaSO4 · 2H2O
Ca ScheeliteCa(WO4)
Ca SerpieriteCa(Cu,Zn)4(SO4)2(OH)6 · 3H2O
Ca Tremolite◻Ca2Mg5(Si8O22)(OH)2
Ca WollastoniteCa3(Si3O9)
VVanadium
V MottramitePbCu(VO4)(OH)
MnManganese
Mn AlabanditeMnS
Mn PyrolusiteMn4+O2
Mn RhodochrositeMnCO3
FeIron
Fe Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Fe ArsenopyriteFeAsS
Fe ChalcopyriteCuFeS2
Fe Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Fe GoethiteFe3+O(OH)
Fe HematiteFe2O3
Fe JarositeKFe33+(SO4)2(OH)6
Fe MagnetiteFe2+Fe23+O4
Fe PyriteFeS2
CuCopper
Cu AzuriteCu3(CO3)2(OH)2
Cu CaledonitePb5Cu2(SO4)3(CO3)(OH)6
Cu ChalcopyriteCuFeS2
Cu ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
Cu ConnelliteCu19(SO4)(OH)32Cl4 · 3H2O
Cu CovelliteCuS
Cu Native CopperCu
Cu LinaritePbCu(SO4)(OH)2
Cu MalachiteCu2(CO3)(OH)2
Cu MottramitePbCu(VO4)(OH)
Cu SerpieriteCa(Cu,Zn)4(SO4)2(OH)6 · 3H2O
ZnZinc
Zn HemimorphiteZn4Si2O7(OH)2 · H2O
Zn HydrozinciteZn5(CO3)2(OH)6
Zn SerpieriteCa(Cu,Zn)4(SO4)2(OH)6 · 3H2O
Zn SmithsoniteZnCO3
Zn SphaleriteZnS
Zn WillemiteZn2SiO4
AsArsenic
As ArsenopyriteFeAsS
As MimetitePb5(AsO4)3Cl
NbNiobium
Nb Pyrochlore GroupA2Nb2(O,OH)6Z
MoMolybdenum
Mo WulfenitePb(MoO4)
AgSilver
Ag AcanthiteAg2S
Ag Galena var. Silver-bearing GalenaPbS with Ag
WTungsten
W ScheeliteCa(WO4)
PbLead
Pb AnglesitePbSO4
Pb CaledonitePb5Cu2(SO4)3(CO3)(OH)6
Pb CerussitePbCO3
Pb GalenaPbS
Pb LeadhillitePb4(CO3)2(SO4)(OH)2
Pb LinaritePbCu(SO4)(OH)2
Pb MimetitePb5(AsO4)3Cl
Pb MiniumPb3O4
Pb MottramitePbCu(VO4)(OH)
Pb WulfenitePb(MoO4)
Pb Galena var. Silver-bearing GalenaPbS with Ag

Other Databases

Link to USGS MRDS:10102442

Mindat Articles

Hilltop Mine, Chiricahua Mountains Arizona by Rolf Luetcke


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