South Slope Mine 1918

The South Slope Mine 1918 is a chromium mine located in Monterey county, California at an elevation of 2,300 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: South Slope Mine 1918  

State:  California

County:  Monterey

Elevation: 2,300 Feet (701 Meters)

Commodity: Chromium

Lat, Long: 35.89889, -121.34028

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 South Slope Mine 1918

South Slope Mine 1918 MRDS details

Site Name

Primary: South Slope Mine 1918
Secondary: Daisy Mine 1953
Secondary: Aldelabran Mine


Commodity

Primary: Chromium


Location

State: California
County: Monterey
District: Los Burros


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: Holman, Joseph
Home Office: 1465 E. Orange Grove Ave., Pasadena, Ca.
Years: 1959 -


Production

Not available


Deposit

Record Type: Site
Operation Category: Producer
Operation Type: Unknown
Year First Production: 1925
Year Last Production: 1957
Discovery Method: Ore-Mineral In Place
Years of Production:
Organization:
Significant: N
Deposit Size: S


Physiography

General Physiographic Area: Pacific Mountain System
Physiographic Province: Pacific Border Province
Physiographic Section: California Coast Ranges
Physiographic Detail: Santa Lucia Range


Mineral Deposit Model

Not available


Orebody

Form: POD. IRREGULAR, OTHER STRINGERS


Structure

Not available


Alterations

Alteration Type: L
Alteration Text: Ultrabasic Rocks Altered To Serpentine


Rocks

Name: Ultramafic Intrusive Rock
Role: Associated
Age Type: Host Rock
Age Young: Late Cretaceous


Analytical Data

Analytical Data: CR/FE 2.3
Analytical Data: CONCENTRATES FROM MILL RAN 43.9% CR2O3
Analytical Data: CR/FE 2.6
Analytical Data: LUMP ORE RAN 44.7% CR2O3


Materials

Ore: Chromite
Ore: Uvarovite


Comments

Comment (Location): LOCATED IN A SMALL GULCH TRIBUTARY ON THE NE SIDE OF LOS BURROS CREEK ; INFO FROM LAND.ST :(1958)

Comment (Production): A SMALL AMOUNT OF CR WAS PRODUCED IN 1952.

Comment (Development): VIRGINIA SWANSON OF SALINAS ACQUIRED A LEASE FROM J. HOLMAN, IN 1957, AND OBTAINED A SMALL AMOUNT OF ORE. AT SE END OF DEPOSIT.

Comment (Deposit): ORE PODS RESTRI CTED TO A ZONE ABOUT 200 FT LONG WITH A VERTICAL DISTANCE OF ABOUT 50 FT BETWEEN THE HIGHEST AND LOWEST PODS. J. HOLMAN OWNS ORE UNPATENTED CLAIM.

Comment (Workings): WORKINGS CONSIST OF A SERIES OF TRENCHES AND CUTS.


References

Reference (Deposit): HART, E.W., 1966, MINES AND MINERAL RESOURCES OF MONTEREY COUNTY, CALIF., COUNTY REPORT NUMBER 5, CALIF. DIVISION OF MINES AND GEOLOGY, P.32, 121

Reference (Deposit): WALKER, G.W. AND GRIGGS, A.B., 1953, CHROMITE DEPOSITS OF THE SOUTHERN COAST RANGES OF CALIFORNIA: CALIF. DIVISION OF MINES BULLETIN 134, PART 2, CHAPT. 2, P53-54, 80


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