Great Northern Mine

The Great Northern Mine is a mercury mine located in Siskiyou county, California at an elevation of 3,599 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: Great Northern Mine  

State:  California

County:  Siskiyou

Elevation: 3,599 Feet (1,097 Meters)

Commodity: Mercury

Lat, Long: 41.91667, -122.73111

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 Great Northern Mine

Great Northern Mine MRDS details

Site Name

Primary: Great Northern Mine
Secondary: Empire Canyon
Secondary: Empire
Secondary: Mercury Mine
Secondary: J.N.P. Mining Company
Secondary: Morgan Brothers Mine
Secondary: Herzog-Morgan
Secondary: Minnehaha


Commodity

Primary: Mercury


Location

State: California
County: Siskiyou
District: Klamath River District


Land Status

Not available


Holdings

Not available


Workings

Type: Surface/Underground


Ownership

Owner Name: J. C. H. Humphrey
Years: 1939 -

Owner Name: Lowe, C. A.
Years: 1939 -


Production

Year: 1962
Time Period: To 1962
Material type: HG
Description: Cp_Grade: ^3-5 Lb/Ton


Deposit

Record Type: Site
Operation Category: Past Producer
Operation Type: Unknown
Year First Production: 1919
Discovery Year: 1905
Years of Production:
Organization:
Significant: N
Deposit Size: S


Physiography

General Physiographic Area: Pacific Mountain System
Physiographic Province: Pacific Border Province
Physiographic Section: Klamath Mountains


Mineral Deposit Model

Model Name: Silica-carbonate Hg


Orebody

Form: FISSURE FILLING, VUG FILLINGS, AND DISSEMINATED IN VEINS


Structure

Type: L
Description: Shear Zone


Alterations

Not available


Rocks

Not available


Analytical Data

Not available


Materials

Ore: Mercury
Ore: Cinnabar
Gangue: Calcite
Gangue: Pyrite


Comments

Comment (Development): ECON.COM: ORE RESERVES DEPLETED (HOLMES)

Comment (Geology): MINE IS NEAR CONTACT

Comment (Deposit): MAIN VEIN ATTITUDE: N37E, VERTICAL

Comment (Workings): ADITS WITH SEVERAL THOUSAND FEET OF UNDERGROUND WORKINGS

Comment (Deposit): ORE IS DEPLETED ; INFO.SRC : 1 PUB LIT; 2 UNPUB REPT


References

Reference (Deposit): HOLMES, G.W., JR., 1965, MERCURY IN CALIFORNIA, IN MERCURY POTENTIAL OF THE UNITED STATES: U.S. BUREAU OF MINES INFORMATION CIRCULAR 8252, P. 171, 198.

Reference (Deposit): BAILEY, E.H., U.S. GEOLOGICAL SURVEY, PERSONAL FILES

Reference (Deposit): LOGAN, C.A., 1925, SACRAMENTO FIELD DIVISION, SISKIYOU COUNTY, IN 21ST REPORT OF THE STATE MINERALOGIST: CALIFORNIA STATE MINING BUREAU, P. 495-496.

Reference (Production): USBM DATA

Reference (Deposit): RANSOME, A.L., AND KELLOGG, J.L., 1939, QUICKSILVER RESOURCES OF CALIFORNIA: CALIFORNIA JOURNAL OF MINES AND GEOLOGY, V. 35, NO. 4, P. 459.


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