The Florence Rae is a gold, silver, copper, zinc, and nickel mine located in Snohomish county, Washington at an elevation of 4,449 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
Elevation: 4,449 Feet (1,356 Meters)
Commodity: Gold, Silver, Copper, Zinc, Nickel
Lat, Long: 47.97111, -121.49194
Map: View on Google Maps
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Florence Rae MRDS details
Site Name
Primary: Florence Rae
Secondary: Rudebeck-Florence Rae
Commodity
Primary: Gold
Primary: Silver
Primary: Copper
Primary: Zinc
Primary: Nickel
Tertiary: Lead
Tertiary: Tungsten
Tertiary: Chromium
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: Mostly Within Snoqualmie National Forest
Holdings
Not available
Workings
Type: Surface/Underground
Ownership
Owner Name: Harry Rudebeck, Index
Years: 1951 -
Production
Not available
Deposit
Record Type: Site
Operation Category: Past Producer
Operation Type: Unknown
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: Dunitic Ni-Cu
Orebody
Form: VEIN
Structure
Not available
Alterations
Not available
Rocks
Not available
Analytical Data
Analytical Data: ORE SHIPMENT IN 1938-1940 CONTAINED 0.01 OZ/TON AU, 2.36 OZ/TON AG, 12.4% CU, 0.8% ZN, 0.07% NI. ASSAYS 8-16% CU 2-4 OZ/TON AG, TR AU
Materials
Ore: Chalcopyrite
Ore: Pyrite
Ore: Chromite
Ore: Galena
Ore: Sphalerite
Ore: Scheelite
Ore: Pyrrhotite
Gangue: Calcite
Gangue: Quartz
Gangue: Serpentine
Comments
Comment (Location): AT TERMINUS OF SULTAN BASIN ROAD
Comment (Workings): LARGE SURFACE CUT, ADITS, DRIFTS, RAISES, STOPES
Comment (Geology): MELANGE IS PART OF A SERIES OF ACCRETED TERRANES
Comment (Deposit): NATURE OF DEPOSIT IS UNCLEAR FROM DESCRIPTIONS. IT APPEARS AS IF IT MAY REPRESENT TWO DISTINCT EPISODES OF MINERALIZATION, THE FIRST A MAGMATIC SEGREGATION AND THE SECOND A HYDROTHERMAL OVERPRINT. THERE ARE 4 MAIN VEIN SYSTEMS AND LENSES OF CHROMITE TO 4 X 5 FT. ATTITUDE IS OF ONE MINERALIZED SHEAR ZONE
References
Reference (Deposit): BROUGHTON, W.A., 1942, INVENTORY OF MINERAL PROPERTIES IN SNOHOMISH COUNTY, WASHINGTON: WASHINGTON DIVISION OF MINES AND GEOLOGY REPORT OF INVESTIGATIONS 6, P. 46-47.
Reference (Production): HUNTTING, 1956
Reference (Reserve-Resource): BROUGHTON, 1942
Reference (Deposit): DERKEY, R.E., JOSEPH, N.L., AND LASMANIS, RAYMOND, 1990, METAL MINES OF WASHINGTON - PRELIMINARY REPORT: WASHINGTON DIVISION OF GEOLOGY AND EARTH RESOURCES OPEN-FILE REPORT 90-18, P. 345.
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. 83.
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.
