Contention Mine

The Contention Mine is a copper mine located in Lander county, Nevada at an elevation of 5,650 feet.

About the MRDS Data:

All mine locations were obtained from the USGS Mineral Resources Data System. The locations and other information in this database have not been verified for accuracy. It should be assumed that all mines are on private property.

Mine Info

Name: Contention Mine

State:  Nevada

County:  Lander

Elevation: 5,650 Feet (1,722 Meters)

Commodity: Copper

Lat, Long: 40.61306, -117.03972

Map: View on Google Maps

Satelite View

MRDS mine locations are often very general, and in some cases are incorrect. Some mine remains have been covered or removed by modern industrial activity or by development of things like housing. The satellite view offers a quick glimpse as to whether the MRDS location corresponds to visible mine remains.


Satelite image of the Contention Mine

Contention Mine MRDS details

Site Name

Primary: Contention Mine


Commodity

Primary: Copper
Secondary: Gold
Secondary: Silver


Location

State: Nevada
County: Lander
District: Battle Mountain District


Land Status

Land ownership: Private
Note: the land ownership field only identifies whether the area the mine is in is generally on public lands like Forest Service or BLM land, or if it is in an area that is generally private property. It does not definitively identify property status, nor does it indicate claim status or whether an area is open to prospecting. Always respect private property.


Holdings

Not available


Workings

Not available


Ownership

Not available


Production

Not available


Deposit

Record Type: Site
Operation Category: Past Producer
Operation Type: Unknown
Year First Production: 1927
Discovery Year: 1927
Discovery Method: Unknown
Years of Production:
Organization:
Significant: N
Deposit Size: S


Physiography

General Physiographic Area: Intermontane Plateaus
Physiographic Province: Basin And Range Province
Physiographic Section: Great Basin
Physiographic Detail: Basin And Mountains


Mineral Deposit Model

Not available


Orebody

Form: IRREGULAR


Structure

Type: R
Description: Dewitt Thrust Fault

Type: L
Description: "Pebble Dikes" Containing Fragments Of Both Quartz Monzonite Porphyry And Argillite; Displacement Oby Faults (Contention, Dewitt, Kelly And Middleton Faults


Alterations

Alteration Type: L
Alteration Text: Intense Hydrothermal, Argillic


Rocks

Name: Quartz Monzonite
Role: Associated
Age Type: Associated Rock
Age Young: Pliocene

Name: Quartz Monzonite
Role: Associated
Age Type: Host Rock Unit
Age Young: Late Cambrian


Analytical Data

Analytical Data: 1927 AND 1928 ORE SHIPMENTS CONTAINED 19.55% AND 12.81% CU RESPECTIVELY


Materials

Ore: Chrysocolla
Ore: Chalcocite
Ore: Malachite
Ore: Chalcopyrite
Ore: Pyrite
Ore: Pyrrhotite


Comments

Comment (Deposit): CHALCOCITE IN VEINLETS AND DISSEMINTATED; SECONDARILY ENRICHED

Comment (Geology): 1947-ORE-CHALCOCITE INVEINLETS AND DISSEMINTATED THRU' HORNFELS AND SANDSTONE

Comment (Development): RANKED 3RD OF THE COPPER BASING MINES IN PRODUCTION, (PRIOR TO DUVAL'S OPEN PITS) THIS AREA IS NOW ENCOMPASSED BY DUVAL CO.'S COPPER BASIN OPEN PIT. NO RECORD OF PRE-1927 PRODUCTION

Comment (Location): 3/4 MILE NNE OF COPPER BASIN TOWNSITE

Comment (Production): 1927-1954 TOTAL PRODUCTION, 8078 TONS ORE AVERAGING 0.11 OZ./TON AU; 0.36 OZ/TON AG; 7.38% CU; WITH A TOTAL VALUE OF $130,332.

Comment (Deposit): RANKED 3RD IN PRODUCTION OF THE COPPER BASIN MINES (BEFORE DUVAL'S OPEN PITS) THIS AREA IS NOW ENCOMPASSED BY DUVAL'S OPERATION. NO RECORD OF PRE-1927 PRODUCTION ; INFO.SRC : 1 PUB LIT


References

Reference (Deposit): STEWART, J.H., MCKEE, E.H., AND STAGER, H.K., 1977, GEOLOGY AND MINERAL DEPOSITS OF LANDER COUNTY, NEVADA; NEV. BUREAU OF MINES BULL. 88

Reference (Deposit): ROBERTS, R.J., AND ARNOLD, D.C., 1965, ORE DEPOSITS OF THE ANTLER PEAK QUADRANGLE, HUMBOLDT AND LANDER COUNTIES, NEVADAD U.S.G.S. PROF PAPER 459-B

Reference (Deposit): SAYERS, R.W., TIPPETT, M.C. AND FIELDS, E.D., 1968, THE ORE DEPOSITS AT COPPER CANYON AND COPPER BASIN LANDER COUNTY, NEVADA: PAPER PRESENTED AT THE ANNUAL AIME MEETING, N.Y.C.

Reference (Production): STEWART, MCKEE, AND STAGER, 1977


Nevada Gold

Gold Districts of Nevada

Nevada has a total of 368 distinct gold districts. Of the of those, just 36 are major producers with production and/or reserves of over 1,000,000 ounces, 49 have production and/or reserves of over 100,000 ounces, with the rest having less than 100,000 ounces. Read more: Gold Districts of Nevada.