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Eureka tunnel, Prospect Ridge, Eureka Mining District, Eureka County, Nevada, USAi
Regional Level Types
Eureka tunnelTunnel
Prospect RidgeRidge
Eureka Mining DistrictMining District
Eureka CountyCounty
NevadaState
USACountry

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Latitude & Longitude (WGS84):
39° 28' 43'' North , 115° 59' 8'' West
Latitude & Longitude (decimal):
Type:
Nearest Settlements:
PlacePopulationDistance
Eureka610 (2011)4.3km
Mindat Locality ID:
60713
Long-form identifier:
mindat:1:2:60713:4
GUID (UUID V4):
0


Structure: Faults

Commodity: The ore is highly siliceous, w/quartz, calcite gangue.

Deposit: Replacement ore bodies in polomite localized by brecciated, fractured, faulted zones worked from 1881 to 1892, 4,550 tons of ore worth $206,308 were produced (nolan 1962). The property lies on the north side of the prospect ridge area, one of five mineralized blocks in the district ; info.src : 1 pub lit

Development: WORKED FROM 1881-1892

Geology: The ore occurs As irregular replacement bodies and pods concentrated into a pipelike habit.

Rock formation(s): Hamburg Dolomite


Ore(s): Brecciated, Faulted, Fractured, Permable Zones

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


10 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:

Anatase
Formula: TiO2
Boulangerite
Formula: Pb5Sb4S11
Calcite
Formula: CaCO3
Galena
Formula: PbS
Galenobismutite
Formula: PbBi2S4
Jamesonite
Formula: Pb4FeSb6S14
Magnetite
Formula: Fe2+Fe3+2O4
Native Gold
Formula: Au
Native Gold var. Electrum
Formula: (Au,Ag)
Quartz
Formula: SiO2
'Tetrahedrite Subgroup'
Formula: Cu6(Cu4C2+2)Sb4S12S
Tremolite
Formula: ◻Ca2Mg5(Si8O22)(OH)2

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
Native Gold
var. Electrum
1.AA.05(Au,Ag)
1.AA.05Au
Group 2 - Sulphides and Sulfosalts
Galena2.CD.10PbS
'Tetrahedrite Subgroup'2.GB.05Cu6(Cu4C2+2)Sb4S12S
Jamesonite2.HB.15Pb4FeSb6S14
Boulangerite2.HC.15Pb5Sb4S11
Galenobismutite2.JC.25ePbBi2S4
Group 4 - Oxides and Hydroxides
Magnetite4.BB.05Fe2+Fe3+2O4
Quartz4.DA.05SiO2
Anatase4.DD.05TiO2
Group 5 - Nitrates and Carbonates
Calcite5.AB.05CaCO3
Group 9 - Silicates
Tremolite9.DE.10◻Ca2Mg5(Si8O22)(OH)2

List of minerals for each chemical element

HHydrogen
H Tremolite◻Ca2Mg5(Si8O22)(OH)2
CCarbon
C CalciteCaCO3
OOxygen
O AnataseTiO2
O CalciteCaCO3
O MagnetiteFe2+Fe23+O4
O QuartzSiO2
O Tremolite◻Ca2Mg5(Si8O22)(OH)2
MgMagnesium
Mg Tremolite◻Ca2Mg5(Si8O22)(OH)2
SiSilicon
Si QuartzSiO2
Si Tremolite◻Ca2Mg5(Si8O22)(OH)2
SSulfur
S BoulangeritePb5Sb4S11
S GalenaPbS
S GalenobismutitePbBi2S4
S JamesonitePb4FeSb6S14
S Tetrahedrite SubgroupCu6(Cu4C22+)Sb4S12S
CaCalcium
Ca CalciteCaCO3
Ca Tremolite◻Ca2Mg5(Si8O22)(OH)2
TiTitanium
Ti AnataseTiO2
FeIron
Fe JamesonitePb4FeSb6S14
Fe MagnetiteFe2+Fe23+O4
CuCopper
Cu Tetrahedrite SubgroupCu6(Cu4C22+)Sb4S12S
AgSilver
Ag Native Gold var. Electrum(Au,Ag)
SbAntimony
Sb BoulangeritePb5Sb4S11
Sb JamesonitePb4FeSb6S14
Sb Tetrahedrite SubgroupCu6(Cu4C22+)Sb4S12S
AuGold
Au Native Gold var. Electrum(Au,Ag)
Au Native GoldAu
PbLead
Pb BoulangeritePb5Sb4S11
Pb GalenaPbS
Pb GalenobismutitePbBi2S4
Pb JamesonitePb4FeSb6S14
BiBismuth
Bi GalenobismutitePbBi2S4

Other Databases

Link to USGS MRDS:10044772

Other Regions, Features and Areas containing this locality


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