Mother Lode Mine

The Mother Lode Mine is a copper, gold, and silver mine located in Baker county, Oregon at an elevation of 3,599 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

Name: Mother Lode Mine  

State:  Oregon

County:  Baker

Elevation: 3,599 Feet (1,097 Meters)

Primary Mineral: Copper, Gold, Silver

Lat, Long: 44.91694, -117.47361

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 Mother Lode Mine

Mother Lode Mine MRDS details

Site Name

Primary: Mother Lode Mine
Secondary: Poorman
Secondary: Balm Creek Mines


Commodity

Primary: Copper
Primary: Gold
Primary: Silver
Tertiary: Barium-Barite


Location

State: Oregon
County: Baker
District: Eagle Creek


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.


Holdings

Not available


Workings

Type: Underground


Ownership

Owner Name: M. Cook, Oregon Copper Co.

Owner Name: Oregon Copper Co. (Morris Cook)


Production

Not available


Deposit

Record Type: Site
Operation Category: Past Producer
Operation Type: Unknown
Year First Production: 1935
Discovery Year: 1900
Years of Production:
Organization:
Significant: N
Deposit Size: S


Physiography

General Physiographic Area: Intermontane Plateaus
Physiographic Province: Columbia Plateau
Physiographic Section: Payette Section
Physiographic Detail: Wallowa Mountains


Mineral Deposit Model

Not available


Orebody

Form: LOZENGE


Structure

Type: R
Description: Ne Trending Blue Mountains Uplift

Type: L
Description: Fault Terminates Ore Body On South And With Depth: Strike N 70 Deg W, Dip Steeply S


Alterations

Alteration Type: L
Alteration Text: Most Of The Material Is Silicified; Feldspars Are Sericitized


Rocks

Not available


Analytical Data

Not available


Materials

Ore: Pyrite
Ore: Chrysocolla
Ore: Gold
Ore: Malachite
Ore: Chalcopyrite
Gangue: Chalcedony
Gangue: Ankerite
Gangue: Calcite


Comments

Not available


References

Reference (Deposit): BROOKS, H. C., AND RAMP, L., 1968, GOLD AND SILVER IN OREGON: ORE. DEPT. GEOL. AND MIN. IND. BULL. 61, P. 93, 98-99

Reference (Deposit): HULL, D., 1976, POORMAN AND BALM CREEK MINES: OREGON DEPARTMENT OF GEOLOGY AND MINERAL INDUSTRIES SUMMARY REPORT.

Reference (Production): BROOKS AND RAMP, 1968, P. 99

Reference (Deposit): GILLULLY, J., 1933, COPPER DEPOSITS NEAR KEATING, OREGON: U.S.G.S. BULLETIN 830-A, 64 P.


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.