Mac Dougall Group

The Mac Dougall Group is a copper mine located in Baker county, Oregon.

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

Name: Mac Dougall Group  

State:  Oregon

County:  Baker

Elevation:

Primary Mineral: Copper

Lat, Long: 45.07194, -116.79917

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.


Satelite image of the Mac Dougall Group

Mac Dougall Group MRDS details

Site Name

Primary: Mac Dougall Group
Secondary: Copper King Group


Commodity

Primary: Copper


Location

State: Oregon
County: Baker
District: Homestead


Land Status

Not available


Holdings

Not available


Workings

Not available


Ownership

Owner Name: Lindley C. Binford
Home Office: Portland, Or.

Owner Name: Crown Copper Co.


Production

Not available


Deposit

Record Type: Site
Operation Category: Occurrence
Operation Type: Unknown
Years of Production:
Organization:
Significant: N


Physiography

General Physiographic Area: Intermontane Plateaus
Physiographic Province: Columbia Plateau
Physiographic Section: Payette Section


Mineral Deposit Model

Not available


Orebody

Form: LENSES


Structure

Type: L
Description: Considerable Shattering


Alterations

Not available


Rocks

Name: Greenstone
Role: Host
Age Type: Host Rock
Age Young: Late Triassic

Name: Greenstone
Role: Host
Age Type: Host Rock Unit
Age Young: Late Triassic


Analytical Data

Not available


Materials

Ore: Limonite
Ore: Chrysocolla
Ore: Bornite
Ore: Chalcocite
Ore: Pyrite
Ore: Chalcopyrite
Gangue: Calcite
Gangue: Quartz
Gangue: Epidote
Gangue: Chlorite


Comments

Comment (Geology): GEOL.DESC: THE REGION CONSISTS OF A GREENSTONE SERIES, WHICH IS MADE UP OF ALTERED DENSE PROPHYRITIC AND AMYGDALOIDAL FLOWS WITH INTERBEDDED BRECCIAS AND TUFFS AND POSSIBLY SOME INTERCALATED SHEETS AND SILLS.

Comment (Location): ABOUT 5 MILES NORTH OF HOMESTEAD, 1/2 MILE TO A MILE FROM THE RIVER AND UP TO 2,500 FEET ABOVE IT. MORE THAN 40 CLAIMS ( 19 PATENTED )

Comment (Workings): DEVELOPED BY SEVERAL HUNDRED FEET OF TUNNELS.


References

Reference (Deposit): 1976 COMPIL ODGMI SUMMARY REPOR

Reference (Deposit): OREGON METAL MINES HANDBOOK, 1939 , ODGMI BULL. 14 - A, P. 63 .

Reference (Deposit): HULL, D., 1976, MACDOUGAL PROSPECT: OREGON DEPARTMENT OF GEOLOGY AND MINERAL INDUSTRIES UNPUBLISHED REPORT.


Oregon Gold

Where to Find Gold in Oregon

"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 at Where to Find Gold in Oregon.