Fouress Mine

The Fouress Mine is a molybdenum and silver mine located in Lincoln county, Washington at an elevation of 1,900 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: Fouress Mine

State:  Washington

County:  Lincoln

Elevation: 1,900 Feet (579 Meters)

Commodity: Molybdenum, Silver

Lat, Long: 47.88528, -118.17917

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 Fouress Mine

Fouress Mine MRDS details

Site Name

Primary: Fouress Mine
Secondary: Pitney Butte
Secondary: Spokane Molybdenwm


Commodity

Primary: Molybdenum
Primary: Silver
Secondary: Zinc
Secondary: Lead
Secondary: Copper
Tertiary: Uranium


Location

State: Washington
County: Lincoln
District: Egypt Mining District


Land Status

Not available


Holdings

Not available


Workings

Type: Unknown


Ownership

Owner Name: Fouress Mines, Inc.


Production

Not available


Deposit

Record Type: Site
Operation Category: Past Producer
Deposit Type: Vein
Operation Type: Unknown
Year First Production: 1941
Discovery Year: 1902
Discovery Method: Ore-Mineral In Place
Years of Production:
Organization:
Significant: N
Deposit Size: S


Physiography

General Physiographic Area: Intermontane Plateaus
Physiographic Province: Columbia Plateau
Physiographic Section: Walla Walla Plateau


Mineral Deposit Model

Not available


Orebody

Form: POD, LENTICULAR


Structure

Type: L
Description: N. 65 Deg. W., 80 Deg. Ne. And N. 75 Deg. E., 70 Deg. Se.


Alterations

Not available


Rocks

Name: Quartz Monzonite
Role: Associated
Age Type: Associated Rock
Age Young: Late Cretaceous

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

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


Analytical Data

Analytical Data: SMALL SHIPMENT 0.04 OZ AU/TON, 81 OZ AG/TON, 1.63% PB, 5.65% ZN, 0.68% CU


Materials

Ore: Molybdenite
Ore: Sphalerite
Gangue: Quartz
Gangue: Fluorite
Gangue: Pyrite


Comments

Comment (Development): THERE ARE TWO SEPARATE MINES IN AREA BUT THESE APPARENTLY CONSIDERED TO BE ONE COMBINED PROPERTY UNDER TWO NAMES: FOURESS AND SPOKANE MOLYBDENUM.

Comment (Commodity): SCATTERED MOLYBDENITE OCCURS IN BLOTCHES OF PEGMATITIC MATERIAL AND IN QUARTZ VEINS. URANIUM IS IN BLACK SOFT MATERIAL.

Comment (Workings): PROPERTY EXPLORED BY TWO ADITS, VERTICAL SHAFT, AND SEVERAL SURFACE CUTS.

Comment (Deposit): TWO ZONES OF FRACTURES ARE 750 FT. AND 600 FT LONG: SCATTERED OUTCROPS ALONG THESE ZONES CONTAIN QUARTZ AND SILICIFIED QUARTZ MONZONITE.


References

Reference (Deposit): PURDY, C. P. JR., 1954, MOLYBDENUM OCCURRENCES OF WASHINGTON: WASHINGTON DIV. MINES AND GEOL. RPT. INV. 18, P. 31-34

Reference (Deposit): BECRAFT, G. E., AND WEIS, P. L., 1963, GEOLOGY AND MINERAL DEPOSITS OF THE TURTLE LAKE QUADRANGLE, WASHINGTON: U.S. GEOLOGICAL SURVEY BULL. 1131, P. 69 AND PL. I.

Reference (Deposit): HUNTTING, M. T., 1956, INVENTORY OF WASHINGTON MINERALS - PART II, METALLIC MINERALS: WASHINGTON DIV. MINES AND GEOL. BULL. 37, V. 1, P. 269 AND 363


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