Three F Mine

The Three F Mine is a gold mine located in Chelan county, Washington at an elevation of 3,399 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

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: Three F Mine

Commodity

Primary: Gold

Location

State: Washington
County: Chelan
District: Chiwawa District

Land Status

Land ownership: National Forest
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.
Administrative Organization: In Wenatchee National Forest

Holdings

Not available

Workings

Type: Surface/Underground

Ownership

Owner Name: State Of Washington
Home Office: Washington

Owner Name: Three F Mining Co., Inc.

Production

Not available

Deposit

Record Type: Site
Operation Category: Occurrence
Operation Type: Unknown
Discovery Year: 1965
Discovery Method: Ore-Mineral In Place
Years of Production:
Organization:
Significant: N
Deposit Size: S

Physiography

General Physiographic Area: Pacific Mountain System
Physiographic Province: Cascade-Sierra Mountains
Physiographic Section: Northern Cascade Mountains
Physiographic Detail: Cascade - Entiat Mountains

Mineral Deposit Model

Not available

Orebody

Form: LENS

Structure

Type: R
Description: Nw-Trending Graben, Entiat Fault

Alterations

Not available

Rocks

Name: Sandstone
Role: Associated
Age Type: Host Rock Unit
Age Young: Late Cretaceous

Name: Sandstone
Role: Associated
Age Type: Host Rock
Age Young: Late Cretaceous

Name: Sandstone
Role: Associated
Age Type: Associated Rock Unit
Age Young: Eocene

Name: Sandstone
Role: Associated
Age Type: Associated Rock
Age Young: Eocene

Analytical Data

Analytical Data: USBM SAMPLES SHOWED NO SIGNIFICANT ASSAY VALUES

Materials

Ore: Gold
Gangue: Pyrite

Comments

Comment (Geology): MARBLE LENSES IN BROAD ZONE OF STRONGLY SHEARED ROCKS.

Comment (Deposit): GOLD OCCURS IN BUFF COLORED FINE-GRAINED MARBLE BANDS IN OTHERWISE STRONGLY SHEARED ARGILLACEOUS ROCKS, ALONG NE MARGIN OF LARGE GRABEN. ; INFO.SRC : 1 PUB LIT

Comment (Commodity): GOLD OCCURS AS TINY CRYSTALS IN OXIDIZED PARTS OF BUFF-COLORED MARBLE.

Comment (Deposit): DEPOSIT HAS BEEN TENTATIVELY GIVEN THE INFORMAL NAME OF A GOLD-BEARING SKARN DEPOSIT, FOR WHICH THERE IS NO PUBLISHED MODEL. 600 FT WIDE ALTERED AREA

References

Reference (Deposit): STOTELMEYER, R.B., JOHNSON, F.L., MCHUGH, E.L., FEDERSPIEL, F.E., DENTON, D.K., JR., AND STEBBINS, S.A., 1982, MINERAL INVESTIGATION OF THE GLACIER PEAK WILDERNESS AND ADACENT AREAS, CHELAN, SKAGIT, AND SNOHOMISH COUNTIES, WASHINGTON: U.S. BUREAU OF MINES OPEN-FILE REPORT 89-82, P. 28.

Reference (Deposit): TABOR, R.W., FRIZZELL, V.A., JR., WHETTEN, J.T., WAITT, R.B., SWANSON, D.A., BYERLY, G.R., BOOTH, D.B., HETHERINGTON, M.H., AND ZARTMAN, R.E., 1987, GEOLOGIC MAP OF THE CHELAN 30-MINUTE BY 60-MINUTE QUADRANGLE, WASHINGTON: U.S. GEOLOGICAL SURVEY MISCELLANEOUS GEOLOGIC INVESTIGATIONS MAP I-1661, SCALE 1:100,000.

Reference (Deposit): PUFFETT, W.P., USGS, PERSONAL FILES

Reference (Deposit): CHURCH, S.E., FORD, A.B., FLANIGAN, V.J., AND STOTELMEYER, R.B., 1984, MINERAL RESOURCE POTENTIAL OF THE GLACIER PEAK WILDERNESS AND ADJACENT AREAS, CHELAN, SKAGIT, AND SNOHOMISH COUNTIES, WASHINGTON: U.S. GEOLOGICAL SURVEY MISCELLANEOUS FIELD STUDIES MAP MF-1652-A. SCALE 1:100,000.

Washington Gold

"Where to Find Gold in Washington" looks at the density of modern placer mining claims along with historical gold mining locations and mining district descriptions to determine areas of high gold discovery potential in Arizona. Read more: Where to Find Gold in Washington.