The Doris Prospect is a copper mine located in Snohomish county, Washington at an elevation of 3,350 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: 3,350 Feet (1,021 Meters)
Commodity: Copper
Lat, Long: 47.95083, -121.49333
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.
Doris Prospect MRDS details
Site Name
Primary: Doris Prospect
Secondary: Blackman
Secondary: Brown
Commodity
Primary: Copper
Tertiary: Tungsten
Tertiary: Zinc
Tertiary: Silver
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: Partly Within Snoqualmie National Forest
Holdings
Not available
Workings
Type: Underground
Ownership
Owner Name: Norman Chapman
Production
Not available
Deposit
Record Type: Site
Operation Category: Occurrence
Operation Type: Unknown
Discovery Year: 1895
Discovery Method: 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
Physiographic Detail: Cascade Mountains
Mineral Deposit Model
Model Name: Polymetallic veins
Orebody
Form: VEIN
Structure
Type: L
Description: Wnw Trending Fractures.
Alterations
Not available
Rocks
Name: Diorite
Role: Associated
Age Type: Associated Rock Unit
Age Young: Oligocene
Name: Diorite
Role: Associated
Age Type: Associated Rock
Age Young: Oligocene
Analytical Data
Analytical Data: 10% CU, 3 OZ/TON AG.
Materials
Ore: Malachite
Ore: Sphalerite
Ore: Bornite
Ore: Chalcopyrite
Ore: Chrysocolla
Ore: Scheelite
Unknown: Pyrite
Comments
Comment (Deposit): SMALL PODS OF RICH CHALCOPYRITE ORE BUT NO EVIDENCE THAT A MINABLE ORE BODY EXISTS. ; INFO.SRC : 1 PUB LIT; 2 UNPUB REPT
Comment (Deposit): HIGH GRADE ORE SHOOT IN NORTHWEST TRENDING FAULT. MINERALIZED FAULT ZONE. OTHER ATTITUDES GIVEN FOR DEPOSIT IS N34E, 70NE
Comment (Workings): 265-FT DRIFT WITH 30-FT WINZE; 180-FT CROSSCUT.
Comment (Location): ON EAST SLOPE OF RED MOUNTAIN
Comment (Development): ACCESS TO PROPERTY DIFFICULT BECAUSE OF STEEP TOPOGRAPHY
References
Reference (Deposit): HUNTTING, M.T., 1956, INVENTORY OF WASHINGTON MINERALS - PART II, METALLIC MINERALS: WASHINGTON DIVISION MINES AND GEOLOGY BULL. 37, V. 1, P.82
Reference (Deposit): 1943 GEOLMAP WASHINGTON DIV. MINES AND GEOLOG
Reference (Deposit): CARITHERS, WARD, AND GUARD, A.K. 1945, GEOLOGY AND ORE DEPOSITS OF THE SULTANS BASIN, SNOHOMISH COUNTY, WASHINGTON: WASH. DIV. MINES AND GEOL. BULL. 36, P. 60-62
Reference (Deposit): TABOR, R.W., FRIZZELL, V.A., JR., BOOTH, D.B., WHETTEN, J.T., WAITT, R.B., JR., AND ZARTMAN, R.E., 1982, PRELIMINARY GEOLOGIC MAP OF THE SKYKOMISH RIVER 1:100,000 QUADRANGLE, WASHINGTON: U.S. GEOLOGICAL SURVEY OPEN-FILE REPORT 82-747, SCALE 1:100,000.
Reference (Deposit): GRANT, A.R., 1976, REPORT OF EVALUATION, MINERAL RESOURCE ANALYSIS STUDY ON UNITED STATES FOREST SERVICE LAND, STATE OF WASHINGTON: PREPARED FOR U.S. FOREST SERVICE - REGION 6, CONTRACT NO. 004724N, P. 39.
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.
