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Chollar Mine, Comstock Lode, Virginia City, Comstock Mining District, Storey County, Nevada, USAi
Regional Level Types
Chollar MineMine
Comstock LodeLode
Virginia CityCity
Comstock Mining DistrictMining District
Storey CountyCounty
NevadaState
USACountry

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Latitude & Longitude (WGS84):
39° 18' 6'' North , 119° 39' 4'' West
Latitude & Longitude (decimal):
Type:
Nearest Settlements:
PlacePopulationDistance
Virginia City855 (2011)0.9km
Dayton8,964 (2011)8.8km
Carson City54,521 (2017)18.3km
Stagecoach1,874 (2011)25.1km
Indian Hills5,627 (2011)26.6km
Nearest Clubs:
Local clubs are the best way to get access to collecting localities
ClubLocationDistance
Great Basin Gem & Mineral ClubCarson City, Nevada19km
High Desert RockersCarson City, Nevada19km
Comstock Gold ProspectorsReno, Nevada29km
Reno Gem and Mineral SocietyReno, Nevada29km
Mindat Locality ID:
43979
Long-form identifier:
mindat:1:2:43979:1
GUID (UUID V4):
8d40c88d-d5dd-4f75-87fd-2101d928abb6


A former Ag-Au-Zn mine.
Structure: Regional Dip To West And Northwest Faults

Alteration: Propylitization, Oxidation, Pyritization

Deposit: A bonanza strike shallo W rich deposits were mined in the 1870's. A deep shaft was sunk in the 1880's but in general the lower levels were unproductive. Various leasers extracted ore from the outerop and shallo W workings until 1923. The near surface ore bodies were v-shaped. They were 10 or 12 paralled or coterminous bodies about 1200 ft long and 300 ft wide. The ore occurs in the hanging wall, the footwall is composed of barren quartz. Vein; 10-12 parallel or coterminus bodies about 1200 ft. Long and 300 feet wide. Ore occurs in haging wall.

Deposit type: Epithermal vein, Comstock

Development: Shallow, rich, deposits mined in 1820's. Deep shaft sunk in 1880's.

Rock formation(s): Alta Andesite


Ore(s): Fault

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:

β“˜ Acanthite
Formula: Ag2S
β“˜ Calcite
Formula: CaCO3
β“˜ Chalcopyrite
Formula: CuFeS2
β“˜ Chlorargyrite
Formula: AgCl
β“˜ Chlorargyrite var. Bromian Chlorargyrite
Formula: Ag(Cl,Br)
β“˜ Galena
Formula: PbS
β“˜ Gold
Formula: Au
β“˜ Gold var. Electrum
Formula: (Au,Ag)
β“˜ Halloysite
Formula: Al2(Si2O5)(OH)4
β“˜ Pyrite
Formula: FeS2
β“˜ Quartz
Formula: SiO2
β“˜ Sphalerite
Formula: ZnS

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
β“˜Gold
var. Electrum
1.AA.05(Au,Ag)
β“˜1.AA.05Au
Group 2 - Sulphides and Sulfosalts
β“˜Acanthite2.BA.35Ag2S
β“˜Sphalerite2.CB.05aZnS
β“˜Chalcopyrite2.CB.10aCuFeS2
β“˜Galena2.CD.10PbS
β“˜Pyrite2.EB.05aFeS2
Group 3 - Halides
β“˜Chlorargyrite3.AA.15AgCl
β“˜var. Bromian Chlorargyrite3.AA.15Ag(Cl,Br)
Group 4 - Oxides and Hydroxides
β“˜Quartz4.DA.05SiO2
Group 5 - Nitrates and Carbonates
β“˜Calcite5.AB.05CaCO3
Group 9 - Silicates
β“˜Halloysite9.ED.10Al2(Si2O5)(OH)4

Other Databases

Link to USGS MRDS:10043911

Other Regions, Features and Areas containing this locality


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

 
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