May Day Mine

The May Day Mine is a tungsten mine located in San Bernardino county, California at an elevation of 4,321 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: May Day Mine

State:  California

County:  San Bernardino

Elevation: 4,321 Feet (1,317 Meters)

Commodity: Tungsten

Lat, Long: 34.7108, -116.80560

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 May Day Mine

May Day Mine MRDS details

Site Name

Primary: May Day Mine
Secondary: Mayday Tungsten Mine
Secondary: White Dollar Mine


Commodity

Primary: Tungsten


Location

State: California
County: San Bernardino


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

Not available


Production

Not available


Deposit

Record Type: Site
Operation Category: Past Producer
Operation Type: Underground
Mining Method: Unknown
Year First Production: 1952
Discovery Year: 1951
Years of Production:
Organization:
Significant: N
Deposit Size: S


Physiography

General Physiographic Area: Intermontane Plateaus
Physiographic Province: Basin And Range Province
Physiographic Section: Sonoran Desert


Mineral Deposit Model

Not available


Orebody

Not available


Structure

Not available


Alterations

Not available


Rocks

Not available


Analytical Data

Not available


Materials

Not available


Comments

Comment (Location): CALIF. JOUR. MINES AND GEOL., V. 39, 1943, P. 504 ERRONEOUSLY LISTS THE LOCATION OF THIS MINE IN T. 7 N., R. 3 E. IT IS CORRECTLY IDENTIFIED IN THE OTHER REFERENCES AS T. 7 N., R. 2 E.


References

Reference (Deposit): P. 5.

Reference (Deposit): CALIF. JOUR. MINES AND GEOL., V. 49, 1953, P. 153.

Reference (Deposit): CALIF. DIV. MINES AND GEOLOGY SPECIAL REPORT 77, P. 43-44,

Reference (Deposit): PL. 1.

Reference (Deposit): CALIF. JOUR. MINES AND GEOL., V. 39, 1943, P. 504.

Reference (Deposit): U.S. GEOLOGICAL SURVEY MISCELLANEOUS GEOLOGIC INVESITGATIONS

Reference (Deposit): MAP I-427, SCALE 1:62,500, 1964, AND ACCOMPANYING TEXT,

Reference (Deposit): SOUTHERN PACIFIC CO., 1964, MINERALS FOR INDUSTRY, VOL. III-

Reference (Deposit): SOUTHERN CALIFORNIA, P. 152.


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