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Pyramid Mine, Holy Cross Mining District, Churchill County, Nevada, USAi
Regional Level Types
Pyramid MineMine
Holy Cross Mining DistrictMining District
Churchill CountyCounty
NevadaState
USACountry

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Latitude & Longitude (WGS84):
39° 5' 26'' North , 118° 43' 14'' West
Latitude & Longitude (decimal):
39.09059,-118.72065
GRN:
N27W66
Type:
Mine
Köppen climate type:
BWk : Cold desert climate
Nearest Settlements:
PlacePopulationDistance
Schurz658 (2011)17.4km
Fallon Station705 (2011)36.2km
Yerington3,064 (2017)39.9km
Fallon8,458 (2017)42.8km
Walker Lake275 (2017)49.3km
Mindat Locality ID:
60959
Long-form identifier:
mindat:1:2:60959:4
GUID (UUID V4):
0


1.5 miles west of Camp Terrill
Commodity: Ore Materials: UNKNOWN Gangue Materials: quartz

Deposit: Workings explore bleached zones in rhyolitic welded tuff. Manganese oxides and iron oxides are present in sheared parts of the alteration zones in some of the workings, and some thin quartz veins are present. A sample of remaining vein material was found to contain 2000 ppm silver and more than 2% lead. A sample of altered welded tuff contained 500 ppm silver and a small amount of lead and manganese.

Deposit type: Epithermal vein, Comstock

Development: Breckenridge listed as not active in mining in 1999.

Ores(s): Quartz veins

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Mineral List


8 valid minerals.

Rock Types Recorded


Select Rock List Type

Alphabetical List Tree Diagram

Detailed Mineral List:

ⓘ Acanthite
Formula: Ag2S
ⓘ Calcite
Formula: CaCO3
ⓘ Galena
Formula: PbS
ⓘ 'Limonite'
ⓘ Native Silver
Formula: Ag
ⓘ Polybasite
Formula: [Ag6Sb2S7][Ag9CuS4]
ⓘ Pyrargyrite
Formula: Ag3SbS3
ⓘ Quartz
Formula: SiO2
ⓘ Sphalerite
Formula: ZnS
ⓘ 'Tetrahedrite Subgroup'
Formula: Cu6(Cu4C2+2)Sb4S12S
ⓘ 'Wad'

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
ⓘNative Silver1.AA.05Ag
Group 2 - Sulphides and Sulfosalts
ⓘAcanthite2.BA.35Ag2S
ⓘSphalerite2.CB.05aZnS
ⓘGalena2.CD.10PbS
ⓘPyrargyrite2.GA.05Ag3SbS3
ⓘ'Tetrahedrite Subgroup'2.GB.05Cu6(Cu4C2+2)Sb4S12S
ⓘPolybasite2.GB.15[Ag6Sb2S7][Ag9CuS4]
Group 4 - Oxides and Hydroxides
ⓘQuartz4.DA.05SiO2
Group 5 - Nitrates and Carbonates
ⓘCalcite5.AB.05CaCO3
Unclassified
ⓘ'Limonite'-
ⓘ'Wad'-

List of minerals for each chemical element

CCarbon
Cⓘ CalciteCaCO3
OOxygen
Oⓘ CalciteCaCO3
Oⓘ QuartzSiO2
SiSilicon
Siⓘ QuartzSiO2
SSulfur
Sⓘ AcanthiteAg2S
Sⓘ GalenaPbS
Sⓘ Polybasite[Ag6Sb2S7][Ag9CuS4]
Sⓘ PyrargyriteAg3SbS3
Sⓘ SphaleriteZnS
Sⓘ Tetrahedrite SubgroupCu6(Cu4C22+)Sb4S12S
CaCalcium
Caⓘ CalciteCaCO3
CuCopper
Cuⓘ Polybasite[Ag6Sb2S7][Ag9CuS4]
Cuⓘ Tetrahedrite SubgroupCu6(Cu4C22+)Sb4S12S
ZnZinc
Znⓘ SphaleriteZnS
AgSilver
Agⓘ AcanthiteAg2S
Agⓘ Polybasite[Ag6Sb2S7][Ag9CuS4]
Agⓘ PyrargyriteAg3SbS3
Agⓘ Native SilverAg
SbAntimony
Sbⓘ Polybasite[Ag6Sb2S7][Ag9CuS4]
Sbⓘ PyrargyriteAg3SbS3
Sbⓘ Tetrahedrite SubgroupCu6(Cu4C22+)Sb4S12S
PbLead
Pbⓘ GalenaPbS

Other Databases

GeoNames ID:5510659
Link to USGS MRDS:10310502

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

WILLDEN, RONALD, AND SPEED, RC, (1974), GEOLOGY AND MINERAL DEPOSITS OF CHURCHILL COUNTY, NEVADA: NBMG BULL 83, p. 74.
Long, K.R., DeYoung, J.H., Jr., and Ludington, S.D., (1998), Database of significant deposits of gold, silver, copper, lead, and zinc in the United States; Part A, Database description and analysis; part B, Digital database: U.S. Geological Survey Open-File Report 98-206, 33 p., one 3.5 inch diskette.
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