The Robischaud is a gold, copper, and molybdenum mine located in Chelan county, Washington at an elevation of 6,499 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: 6,499 Feet (1,981 Meters)
Commodity: Gold, Copper, Molybdenum
Lat, Long: 48.14222, -120.38000
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.
Robischaud MRDS details
Site Name
Primary: Robischaud
Secondary: Safety Harbor
Secondary: Copper King
Commodity
Primary: Gold
Primary: Copper
Primary: Molybdenum
Location
State: Washington
County: Chelan
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 Wenatchee National Forest
Holdings
Not available
Workings
Not available
Ownership
Not available
Production
Not available
Deposit
Record Type: Site
Operation Category: Occurrence
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: Polymetallic veins
Orebody
Form: LENSES WITHIN VEIN, DISSEMINATED
Structure
Not available
Alterations
Not available
Rocks
Name: Alkali-Granite (Alaskite)
Role: Associated
Age Type: Host Rock Unit
Age Young: Pliocene
Name: Alkali-Granite (Alaskite)
Role: Associated
Age Type: Host Rock
Age Young: Pliocene
Analytical Data
Analytical Data: AN ASSAY INDICATED NO AU OR AG
Materials
Ore: Pyrite
Ore: Malachite
Ore: Chalcocite
Ore: Chalcopyrite
Ore: Molybdenite
Gangue: Quartz
Comments
Not available
References
Reference (Deposit): BUNNING, B.B., 1990, GEOLOGIC MAP OF THE EAST HALF OF THE TWISP 1:100,000 QUADRANGLE, WASHINGTON: WASHINGTON DIVISION OF GEOLOGY AND EARTH RESOURCES OPEN-FILE REPORT 90-9, 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. 31.
Reference (Deposit): PURDY, C.P, JR., 1954, MOLYBDENUM OCCURRENCES OF WASHINGTON: WASHINGTON DIVISION OF MINES AND GEOLOGY REPORT OF INVESTIGATIONS 18, P. 25-26.
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. 268.
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.
