Esther Mine

The Esther Mine is a tungsten mine located in Pershing county, Nevada.

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

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.

Site Name

Primary: Esther Mine
Secondary: Black Rock Mine

Commodity

Primary: Tungsten
Tertiary: Copper

Location

State: Nevada
County: Pershing
District: Trinity District

Land Status

Land ownership: BLM Administrative Area
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

Type: Surface/Underground

Ownership

Not available

Production

Year: 1943
Material type: ORE WO3
Description: Ap_Grade: ^0.96% Wo3

Deposit

Record Type: Site
Operation Category: Past Producer
Operation Type: Unknown
Year First Production: 1943
Discovery Year: 1943
Years of Production:
Organization:
Significant: N
Deposit Size: S

Physiography

Not available

Mineral Deposit Model

Model Name: W skarn

Orebody

Form: IRREGULAR

Structure

Not available

Alterations

Not available

Rocks

Name: Diorite
Role: Associated
Age Type: Associated Rock
Age Young: Late Cretaceous

Name: Diorite
Role: Associated
Age Type: Associated Rock Unit
Age Young: Late Cretaceous

Name: Diorite
Role: Associated
Age Type: Host Rock Unit
Age Young: Late Jurassic

Name: Diorite
Role: Associated
Age Type: Host Rock
Age Young: Late Jurassic

Analytical Data

Not available

Materials

Ore: Scheelite
Ore: Powellite
Ore: Malachite
Ore: Chalcopyrite
Gangue: Quartz
Gangue: Epidote
Gangue: Hedenbergite
Gangue: Garnet

Comments

Comment (Workings): SHAFT, ADIT, PITS, TRENCHES

Comment (Location): NEAR HEAD OF BLACK ROCK CYN.

Comment (Geology): SMALL BLOCK OF HORNFELS REMAIN IN GRANODIORITE AS A PENDANT, 50 TO 100 FT WIDE AND 300 FT. LONG. THE SEDIMENTS ARE METAMORPHOSED AND ALMOST COMPLETELY ALTERED TO EPIDOTE AND QUARTZ CONTAINING RIBS OF GARNET 10 TO 15 FT. WIDE THAT STRIKE WITH THE LONG AXIS OF THE PENDANT.

Comment (Deposit): DEVELOPED BY A 60 FOOT SHAFT, A 350 FT. ADIT THAT CONNECTS WITH THE SHAFT, 3 SURFACE PITS, AND TRENCHES. CROSSCUTS EXTEND FROM ADIT OUTLINE THE TACTITE AREA TO A DEPTH OF 50 FEET BELOW THE OUTCROP. ; INFO.SRC : 1 PUB LIT

References

Reference (Deposit): JOHNSON, M.G., 1977, GEOLOGY AND MINERAL DEPOSITS OF PERSHING COUNTY, NEVADA; NBMG BULL. 89

Reference (Deposit): JOHNSON AND BENSON, 1963, TUNGSTEN RESOURCES IN NEVADA; USBM

Reference (Production): JOHNSON, 1977

Nevada Gold

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.