The Silver Horseshoe is a lead, copper, silver, and zinc mine located in Snohomish county, Washington at an elevation of 4,649 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
Elevation: 4,649 Feet (1,417 Meters)
Commodity: Lead, Copper, Silver, Zinc
Lat, Long: 48.04083, -121.52889
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.
Silver Horseshoe MRDS details
Site Name
Primary: Silver Horseshoe
Commodity
Primary: Lead
Primary: Copper
Primary: Silver
Primary: Zinc
Tertiary: Gold
Tertiary: Molybdenum
Tertiary: Arsenic
Tertiary: Tungsten
Location
State: Washington
County: Snohomish
District: Sultan District
Land Status
Land ownership: National Forest
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.
Administrative Organization: In Mount Baker National Forest
Holdings
Not available
Workings
Not available
Ownership
Not available
Production
Not available
Deposit
Record Type: Site
Operation Category: Occurrence
Operation Type: Unknown
Discovery Year: 1940
Years of Production:
Organization:
Significant: N
Deposit Size: S
Physiography
General Physiographic Area: Pacific Mountain System
Physiographic Province: Cascade-Sierra Mountains
Physiographic Section: Northern Cascade Mountains
Mineral Deposit Model
Model Name: Polymetallic veins
Orebody
Form: VEIN
Structure
Not available
Alterations
Not available
Rocks
Not available
Analytical Data
Analytical Data: ASSAYS: 3.6-11.3% PB, 0.04-0.42 OZ/TON AU, 4.8-160.8 OZ/TON AG. ESTIMATES 1-2% CU, 4-5% ZN, 3-4% PB
Materials
Ore: Scheelite
Ore: Molybdenite
Ore: Pyrrhotite
Ore: Chalcopyrite
Ore: Sphalerite
Ore: Galena
Ore: Pyrite
Gangue: Calcite
Gangue: Quartz
Comments
Comment (Location): ON SLOPE OF BIG FOUR MOUNTAIN
Comment (Deposit): MINERALIZED SHEAR ZONE 2 FT WIDE IN QUARTZ DIORITE AND MINERALIZED TENSION FRACTURES EXTENDING OUT 5-6 FT
Comment (Workings): OPEN CUTS
Comment (Geology): DEPOSIT LIES MOSTLY WITHIN EASTERN MELANGE BELT, BUT SOUTHERN PART OF CLAIMS IS WITHIN THE TERTIARY INTRUSIVE ROCKS
References
Reference (Deposit): CARITHERS, WARD, AND GUARD, A.K., 1945, GEOLOGY AND ORE DEPOSITS OF THE SULTAN BASIN, SNOHOMISH COUNTY, WASHINGTON: WASHINGTON DIVISION OF MINES AND GEOLOGY BULLETIN 36, P. 39, 47-49.
Reference (Deposit): HUNTTING, M.T., 1956, INVENTORY OF WASHINGTON MINERALS - PART II, METALLIC MINERALS: WASHINGTON DIVISION OF MINES AND GEOLOGY BULLETIN 37,V. 1, P. 322.
Reference (Deposit): TABOR, R.W., BOOTH, D.B., VANCE, J.A., FORD, A.B., AND ORT, M.H., 1988, PRELIMINARY GEOLOGIC MAP OF THE SAUK RIVER 30 BY 60 MINUTE QUADRANGLE, WASHINGTON: U.S. GEOLOGICAL SURVEY OPEN-FILE REPORT 88-692, SCALE 1:100,000.
Washington Gold
"Where to Find Gold in Washington" looks at the density of modern placer mining claims along with historical gold mining locations and mining district descriptions to determine areas of high gold discovery potential in Arizona. Read more: Where to Find Gold in Washington.
