The Willis is a gold mine located in Douglas county, Oregon at an elevation of 1,601 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: 1,601 Feet (488 Meters)
Commodity: Gold
Lat, Long: 42.725, -123.42333
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.
Willis MRDS details
Site Name
Primary: Willis
Commodity
Primary: Gold
Location
State: Oregon
County: Douglas
District: Riddle
Land Status
Land ownership: Private
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.
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: Pacific Border Province
Physiographic Section: Klamath Mountains
Mineral Deposit Model
Not available
Orebody
Not available
Structure
Not available
Alterations
Alteration Type: L
Alteration Text: Iron Stain
Rocks
Name: Rhyolite
Role: Associated
Age Type: Host Rock
Age Young: Late Jurassic
Name: Rhyolite
Role: Associated
Age Type: Host Rock Unit
Age Young: Late Jurassic
Analytical Data
Analytical Data: SAMPLES ASSAYED TRACE - 0.01 OZ/TON AU
Materials
Ore: Pyrite
Ore: Gold
Comments
Comment (Development): NOW PART OF GLENDALE WATER SUPPLY.
Comment (Deposit): VOLCANOGENIC?
Comment (Geology): GEOL.DESC: METAVOLCANICS ARE IN PART ALTERED RHYOLITE WITH SPARSELY DISSEMINATED PYRITE.
Comment (Location): NW 1/4 NW 1/4
Comment (Workings): ADIT 200'
Comment (Deposit): PROBABLY A SHEAR ZONE TYPE
References
Reference (Deposit): OREGON METAL MINES HANDBOOK, 1940, ODGMI BULL. 14-C, VOL. 1, P.117
Reference (Deposit): RAMP, L., 1972, GEOLOGY AND MINERAL RESOURCES OF DOUGLAS COUNTY, OREGON; ODGMI BULL. 75, P.45
Oregon Gold
"Where to Find Gold in Oregon" 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 Oregon. Read more: Where to Find Gold in Oregon.
