Section 20 Mine

The Section 20 Mine is a uranium mine located in McKinley county, New Mexico at an elevation of 7,028 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: Section 20 Mine  

State:  New Mexico

County:  McKinley

Elevation: 7,028 Feet (2,142 Meters)

Commodity: Uranium

Lat, Long: 35.43139, -107.81639

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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 Section 20 Mine

Section 20 Mine MRDS details

Site Name

Primary: Section 20 Mine


Commodity

Primary: Uranium


Location

State: New Mexico
County: McKinley
District: Grants Uranium District: Ambrosia Lake Subdistrict


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

Not available


Ownership

Owner Name: Ranchers Exploration And Development Co.
Home Office: Box 6217, Albuquerque, N.M. 87107
Years: 1984 -

Owner Name: Kerr-Mcgee
Home Office: P.O. Box 218, Grants, N.M. 87020
Years: 1984 -


Production

Year: 1970
Time Period: 1961 To 1970
Description: Cp_Grade: ^0.26 Percent U308
Year: 1970
Time Period: 1961 To 1970
Description: Cp_Grade: ^0.22 Percent U308


Deposit

Record Type: Site
Operation Category: Past Producer
Deposit Type: Stratiform
Operation Type: Unknown
Year First Production: 1962
Year Last Production: 1970
Discovery Year: 1955
Discovery Method: Ore-Mineral In Place
Years of Production:
Organization:
Significant: N
Deposit Size: M


Physiography

General Physiographic Area: Intermontane Plateaus
Physiographic Province: Colorado Plateaus
Physiographic Section: Datil Section


Mineral Deposit Model

Not available


Orebody

Form: TABULAR


Structure

Type: R
Description: Ambrosia Lake Dome


Alterations

Not available


Rocks

Name: Sandstone
Role: Host
Age Type: Host Rock Unit
Age Young: Late Jurassic

Name: Sandstone
Role: Host
Age Type: Host Rock
Age Young: Late Jurassic


Analytical Data

Not available


Materials

Ore: Coffinite


Comments

Comment (Location): LOCATION IS ESTIMATED FROM MCLEMORE'S (1983) DATA. THE CADASTRAL GRID IS PROJECTED IN THIS AREA. ; INFO FROM LAND.ST :1979

Comment (Production): PRODUCTION TOTALLED 1,350,790 TONS OF ORE FROM ALL THREE QUARTER-SECTIONS.

Comment (Deposit): THE ORE WAS FOUND IN TWO HORIZONS AS PRIMARY TABULAR ORE. NO FURTHER DETAILS ARE AVAILABLE.

Comment (Workings): THE SECTION 20 MINE WAS BEING WORKED THROUGH SECTION 17'S SHAFT. WORKINGS ARE MODIFIED ROOM AND PILLAR.

Comment (Geology): THE DEPOSIT OCCURS IN THE WESTWATER CANYON MEMBER OF THE MORRISON FORMATION.


References

Reference (Deposit): NMBMMR GENERAL FILE DATA

Reference (Deposit): MCLEMORE, V.T., 1983, NMBMMR OFR-183, APPENDIX 1

Reference (Deposit): HOLMQUIST, R.J., 1970, USAEC RME-172, P. 71-73

Reference (Deposit): HILPERT, L.S., 1969, USGS PP 603, P. 37


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