Section 27 Mine

The Section 27 Mine is a uranium mine located in McKinley county, New Mexico at an elevation of 7,051 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: Section 27 Mine
Secondary: Mine: United Nuclear

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

Type: Underground

Ownership

Owner Name: United Nuclear Corp.
Home Office: Gallup, N.M.
Years: 1983 -

Production

Year: 1970
Time Period: 1967 To 1970
Description: Cp_Grade: ^0.22 Percent U3o8

Deposit

Record Type: Site
Operation Category: Past Producer
Deposit Type: Stratiform
Operation Type: Unknown
Year First Production: 1967
Year Last Production: 1974
Discovery Year: 1966
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

Type: L
Description: A Fault Cuts Across Section 27 Displacing The East Side 50 Feet Or More.

Alterations

Not available

Rocks

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

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

Analytical Data

Not available

Materials

Ore: Coffinite

Comments

Comment (Workings): WORKINGS IN SECTION 27 ARE MODIFIED ROOM AND PILLAR WITH TWO SHAFTS, ONE 860 FEET DEEP AND ONE SHAFT LOCATED 1000 FEET TO THE EAST. THE OREBODY WEST OF THE FAULT WAS MINED THROUGH THE ANN LEE SHAFT.

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

Comment (Location): LOCATION IS ACCURATE FOR THE MAIN SHAFT. THE CADASTRAL GRID IS PROJECTED IN THIS AREA. ; INFO FROM LAND.ST :1979

Comment (Production): PRODUCTION TOTALLED 838, 789 TONS OF ORE.

Comment (Deposit): THE ORE OCCURS AS A LARGE, SOMEWHAT DISCONTINOUS DEPOSIT THAT TRENDS SOUTHEASTWARD. FAULTING HAS DISPLACED THE EAST SIDE 50 FEET OR MORE.

References

Reference (Deposit): HILPERT, L.S., 1969, USGS PP 603, P. 38

Reference (Deposit): HOLMQUIST, R.J., 1970, USAEC RME-172, P. 90

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

Reference (Deposit): NMBMMR GENERAL FILE DATA

The Top Ten Gold Producing States

These ten states contributed the most to the gold production that built the West from 1848 through the 1930s. The Top Ten Gold Producing States.