National Defense Group 1958

The National Defense Group 1958 is a manganese mine located in Sierra county, New Mexico at an elevation of 5,449 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: National Defense Group 1958
Secondary: Tittman Mine 1950: Claims
Secondary: National Defense Nos. 1 To 11

Commodity

Primary: Manganese

Location

State: New Mexico
County: Sierra
District: Hillsboro District

Land Status

Land ownership: BLM Administrative Area
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: Margaret Tittman
Home Office: Hillsboro, N.M.
Years: 1958 -

Owner Name: Millite Mining And Development Co.
Years: 1958 -

Production

Not available

Deposit

Record Type: Site
Operation Category: Past Producer
Deposit Type: Replacement
Operation Type: Unknown
Year First Production: 1945
Year Last Production: 1958
Discovery Method: Ore-Mineral In Place
Years of Production:
Organization:
Significant: N
Deposit Size: S

Physiography

General Physiographic Area: Intermontane Plateaus
Physiographic Province: Basin And Range Province
Physiographic Section: Mexican Highland

Mineral Deposit Model

Not available

Orebody

Form: BEDDED

Structure

Type: L
Description: Deposit Occurs Along East Striking Fault Contact Of Andesite And Shale.

Alterations

Alteration Type: L
Alteration Text: Silicified Dolomite And Shale

Rocks

Name: Andesite
Role: Associated
Age Type: Host Rock
Age Young: Late Silurian

Name: Andesite
Role: Associated
Age Type: Associated Rock
Age Young: Paleocene

Analytical Data

Not available

Materials

Ore: Pyrolusite
Ore: Psilomelane
Ore: Wad
Ore: Rhodochrosite
Gangue: Quartz

Comments

Comment (Geology): FOR REGIONAL GEOLOGY SEE HILLSBORO DISTRICT.

Comment (Location): LOCATED ABOUT 3 MILES EAST OF HILLSBORO AND SOUTH OF STATE ROUTE 180.

Comment (Workings): WORKINGS REPORTED IN THE 1950'S CONSISTED OF A 70 FT. SHAFT WITH ABOUT 30 FT. OF CROSSCUTS, ANOTHER SHAFT WITH A STOPED AREA ABOUT 70 FT. IN LENGTH, ANOTHER SHALLOW SHAFT AND SEVERAL OPENCUTS.

Comment (Deposit): DEPOSITS OCCUR ALONG A SINUOUS EAST-STRIKING FAULT ZONE WHICH IS MANGANIFEROUS FOR ABOUT 800 FT. ALONG STRIKE. SHEET LIKE MASSES OF ORE IN A ZONE RANGING FROM 6 FT. TO 12 FT. IN THICKNESS EXTEND DOWNDIP. 11 UNPATENTED CLAIMS.

References

Reference (Deposit): NMBMMR GENERAL FILE DATA

Reference (Deposit): HEDLUND, D.C., 1977 USGS MAP MF-900-B

Reference (Deposit): FARNHAM, L.L., 1961 USBM IC-8030, P. 93-94

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