B & G Claim

The B & G Claim is a tungsten mine located in Park county, Colorado at an elevation of 9,600 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

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Site Name

Primary: B & G Claim
Secondary: Sch

Commodity

Primary: Tungsten

Location

State: Colorado
County: Park
District: Guffey 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

Type: Underground

Ownership

Owner Name: Mining Ventures, Inc.
Years: 1956 -

Production

Not available

Deposit

Record Type: Site
Operation Category: Occurrence
Deposit Type: Vein
Operation Type: Unknown
Discovery Year: 1952
Discovery Method: Ore-Mineral In Place
Years of Production:
Organization:
Significant: N
Deposit Size: S

Physiography

General Physiographic Area: Rocky Mountain System
Physiographic Province: Southern Rocky Mountains

Mineral Deposit Model

Not available

Orebody

Form: LENSOID, TABULAR, POD-LIKE

Structure

Type: R
Description: Thirtynine Mile Mountain Volcanic Center, Front Range, Guffey Volcanic Center

Type: L
Description: Currant Creek Fault And Related Nw-Trending Faults

Alterations

Alteration Type: L
Alteration Text: Highly Altered

Rocks

Name: Pegmatite
Role: Associated
Age Type: Associated Rock Unit
Age Young: Neoproterozoic

Name: Pegmatite
Role: Associated
Age Type: Host Rock
Age Young: Neoproterozoic

Name: Pegmatite
Role: Associated
Age Type: Host Rock Unit
Age Young: Neoproterozoic

Name: Pegmatite
Role: Associated
Age Type: Associated Rock
Age Young: Neoproterozoic

Analytical Data

Analytical Data: LOW GRADE

Materials

Ore: Scheelite
Gangue: Garnet
Gangue: Epidote
Gangue: Chlorite
Gangue: Quartz

Comments

Comment (Location): 1 MILE BY ROAD SOUTH OF STATE HWY 9; ; INFO FROM LAND.ST :1976

Comment (Commodity): SCHEELITE OCCURS AS CRYSTALS, GRAINS, FLAKES, COATINGS

Comment (Workings): 2 SHAFTS

Comment (Geology): LIME SILICATE BEDS FOLLOW SCHISTOSITY OF ROCK

References

Reference (Deposit): BELSER, CARL, 1956, TUNGSTEN POTENTIAL IN CHAFFEE, FREMONT, GUNNISON, LAKE, LARIMER, PARK, AND SUMMIT COUNTIES, COLORADO: USBM INFORMATION CIRCULAR 7748, P. 19-26.

Reference (Deposit): EPIS, R.C., WOBUS, R.A., AND SCOTT, G.R., 1979, GEOLOGIC MAP OF THE GUFFEY QUADRANGLE, PARK COUNTY, COLORADO: USGS MAP I-1180, 1:62,500. CENTRAL COLORADO: CGS RESOURCE SERIES 21, 115 P.

Colorado Mining Photos

Check out this collection of Colorado's best historic mining photos: Incredible Photos of Colorado Mining Scenes.