Beth Group

The Beth Group is a uranium mine located in Hinsdale county, Colorado at an elevation of 11,919 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: Beth Group  

State:  Colorado

County:  Hinsdale

Elevation: 11,919 Feet (3,633 Meters)

Primary Mineral: Uranium

Lat, Long: 38.05278, -107.45917

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 Beth Group

Beth Group MRDS details

Site Name

Primary: Beth Group


Commodity

Primary: Uranium


Location

State: Colorado
County: Hinsdale
District: Uncompahgre Peak Area


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

Not available


Ownership

Owner Name: J. C. Mullins
Home Office: Dallas, Tx.
Years: 1961 -

Owner Name: Dale Dunkle
Home Office: Grand Junction, Co.
Years: 1961 -


Production

Year: 1961
Time Period: 1958-1961
Description: Cp_Grade: ^0.20% U308


Deposit

Record Type: Site
Operation Category: Past Producer
Operation Type: Unknown
Year First Production: 1958
Year Last Production: 1961
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

Not available


Structure

Type: R
Description: San Juan Volcanic Field, San Juan Depression

Type: L
Description: San Juan-Uncompahgre Calderas, Lake City Caldera


Alterations

Not available


Rocks

Name: Rhyolite
Role: Associated
Age Type: Host Rock
Age Young: Miocene

Name: Rhyolite
Role: Associated
Age Type: Associated Rock
Age Young: Miocene


Analytical Data

Analytical Data: STEVEN AND OTHERS' (1977) GRAB SAMPLE FROM PORTAL OF CAVED ADIT CONTAINED 4% AL, 0.1% CA, 0.6% FE, 0.02% MG, 0.02% MN, 0.2% TI, 20 PPM CU, 1500 PPM PB, LT 70 PPM ZR, TRACE AU, 0.1 OZ/TON AG, 0.01% PB (ATOMIC ABSORPTION), 0.07% U308.


Materials

Ore: Uranophane
Ore: Pitchblende


Comments

Comment (Location): MINE LIES ON FAR SOUTH SLOPE OF UNCOMPAHGRE PEAK NEAR HEAD OF EL PASO CREEK AND BELOW PACK TRAIL (FROM STEVEN AND OTHERS, 1977, PL. 3). UNPATENTED CLAIMS LIE GENERALLY SOUTH OF PEAK BUT TOTAL EXTENT IS UNKNOWN. ; INFO FROM LAND.ST :1977

Comment (Deposit): SMALL RHYOLITE BODY INTRUDES CRYSTAL LAKE TUFF ON NORTH SIDE OF UNCOMPAHGRE CALDERA IN MOAT-FILL SEQUENCE. INTRUSION IS ONE IN ENE-WSW-TRENDING CHAIN OF INTRACALDERA INTRUSIONS RELATED TO LAKE CITY POSTCOLLAPSE FILLING AND RING-FAULT INTRUSIONS. NELSON-MOORE AND OTHERS (1978) DESCRIBE URANIUM OCCURRING IN FRACTURES OR STOCKWORKS ALONG MARGIN OF INTRUSION.

Comment (Workings): OPEN PIT; ONE ADIT DRIVEN GENERALLY NORTH, EXTENT UNKNOWN; DIAMOND DRILL HOLES


References

Reference (Deposit): STEVEN, T.A., AND OTHERS, 1977, MINERAL RESOURCES OF STUDY AREAS CONTIGUOUS TO THE UNCOMPAHGRE PRIMITIVE AREA, SAN JUAN MOUNTAINS, SOUTHWESTERN COLORADO: USGS BULL. 1391-E, P. 83, 110-111, PLS. 1,3

Reference (Deposit): LIPMAN, P.W., 1976, GEOLOGIC MAP OF THE LAKE CITY CALDERA AREA, WESTERN SAN JUAN MOUNTAINS, SOUTHWESTERN COLORADO: USGS MAP I-962.

Reference (Deposit): FISCHER, R.P., AND OTHERS, 1968, MINERAL RESOURCES OF THE UNCOMPAHGRE PRIMITIVE AREA, COLORADO: USGS BULL. 1261-C, P. 37.

Reference (Deposit): COLORADO DIV. MINES INF. REPT.

Reference (Production): NELSON-MOORE AND OTHERS, 1978, P. 179

Reference (Deposit): NELSON-MOORE, J.L., AND OTHERS, 1978, RADIOACTIVE MINERAL OCCURRENCES OF COLORADO AND BIBLIOGRAPHY: CGS BULL. 40, P. 179.