Fluorescent Claims

The Fluorescent Claims is a tungsten mine located in Beaverhead county, Montana at an elevation of 7,100 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: Fluorescent Claims
Secondary: Star Claims
Secondary: Mammoth Adit

Commodity

Primary: Tungsten

Location

State: Montana
County: Beaverhead
District: Rock Creek 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.

Holdings

Not available

Workings

Type: Surface/Underground

Ownership

Owner Name: Fluorescent Mines Inc.
Years: 1960 -

Owner Name: Minerals Engineering Co. (Meco)
Home Office: Grand Junction, Co.
Years: 1960 -

Production

Not available

Deposit

Record Type: Site
Operation Category: Past Producer
Deposit Type: Contact Metasomatic
Operation Type: Unknown
Year First Production: 1944
Discovery Year: 1942
Discovery Method: Other
Years of Production:
Organization:
Significant: N
Deposit Size: S

Physiography

General Physiographic Area: Rocky Mountain System
Physiographic Province: Northern Rocky Mountains
Physiographic Detail: Pioneer Mountains

Mineral Deposit Model

Not available

Orebody

Not available

Structure

Type: L
Description: Pioneer Batholith

Alterations

Not available

Rocks

Name: Quartz Monzonite
Role: Associated
Age Type: Host Rock
Age Young: Pennsylvanian

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

Analytical Data

Not available

Materials

Ore: Scheelite
Ore: Powellite

Comments

Comment (Location): CLAIMS ARE PRINCIPALLY ON SLOPES ABOVE ROCK CREEK, FOR A FEW MILES WEST OF BROWNS LAKE

Comment (Production): 600 LB OF CONCENTRATES AVERAGING 26% WO3 WERE PRODUCED BY SMALL MILL FROM GARNET CLAIM ORE IN 1944.

Comment (Workings): TWO ADITS, THE GARNET (CAVED) AND THE 53-FT. MAMMOTH. SEVERAL BULLDOZER TRENCHES AND PITS.

Comment (Development): MINERALS DISCOVERED BY EXAMINING COPPER ORE WITH ULTRAVIOLET LIGHT. FIFTEEN UNPATENTED CLAIMS. BUREAU OF MINES EXAMINED AREA DURING STRATEGIC MINERALS PROGRAM DURING 1942-44

Comment (Deposit): MINERALIZED TACTITE IS EXPOSED ON THE MAMMOTH, GARNET END STAR CLAIMS ON THE NORTH SIDE OF ROCK CREEK.

References

Reference (Deposit): 1972 COMPILE M.B.M.G. BULL. 85

Reference (Deposit): 1960 COMPILE U.S.B.M. REPT. INV. 5552

Reference (Deposit): PATTEE, E.C., 1960, TUNGSTEN RES, WESTERN MT.-MT. TORREY BATHOLITH: U.S. BUREAU OF MINES, REPT. OF INV. 5552, P. 8-11

Reference (Production): U.S. B.M., RI. 5552

Principal Gold Districts of Montana

In Montana, 54 mining districts have each have produced more than 10,000 ounces of gold. The largest producers are Butte, Helena, Marysville, and Virginia City, each having produced more than one million ounces. Twenty seven other districts are each credited with between 100,000 and one million ounces of gold production. Read more: Principal Gold Districts of Montana.