New Departure Mine

The New Departure Mine is a silver, zinc, gold, lead, and copper mine located in Beaverhead county, Montana at an elevation of 6,791 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: New Departure Mine  

State:  Montana

County:  Beaverhead

Elevation: 6,791 Feet (2,070 Meters)

Commodity: Silver, Zinc, Gold, Lead, Copper

Lat, Long: 45.19778, -112.92083

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 New Departure Mine

New Departure Mine MRDS details

Site Name

Primary: New Departure Mine


Commodity

Primary: Silver
Primary: Zinc
Primary: Gold
Primary: Lead
Primary: Copper
Secondary: Manganese
Tertiary: Antimony


Location

State: Montana
County: Beaverhead
District: Blue Wing District


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

Type: Underground


Ownership

Owner Name: Spokane National Mines, Inc.
Home Office: 424 Hutton Bldg. Spokane, WA 99204


Production

Not available


Deposit

Record Type: Site
Operation Category: Producer
Operation Type: Unknown
Discovery Year: 1871
Discovery Method: Ore-Mineral In Place
Years of Production:
Organization:
Significant: N
Deposit Size: S


Physiography

General Physiographic Area: Rocky Mountain System
Physiographic Province: Northern Rocky Mountains
Physiographic Detail: Pioneer Mountains


Mineral Deposit Model

Not available


Orebody

Form: IRREGULAR SHOOTS


Structure

Type: R
Description: Area Of North Trending Thrust Faults Which Dip Gently West.

Type: L
Description: Small Faults Trend North, 90, N60w, 30w, And N60e, 25 N.


Alterations

Alteration Type: L
Alteration Text: Oxidation, Gouge


Rocks

Name: Andesite
Role: Associated
Age Type: Host Rock Unit
Age Young: Mississippian

Name: Andesite
Role: Associated
Age Type: Associated Rock
Age Young: Pliocene

Name: Andesite
Role: Associated
Age Type: Host Rock
Age Young: Mississippian


Analytical Data

Analytical Data: AVG. OXIDIZED ORE SHIPPED: 149 OZ. AG/TON, 0.05 OZ. AU/TON, 4% PB, 3% ZN, AND 0.3% CU. AVG. CRUDE ORE SHIPPED: 36 OZ. AG/TON, 0.015 OZ. AU/TON, 1% PB, 0.1% CU AND 2% ZN


Materials

Ore: Cerargyrite
Ore: Smithsonite
Ore: Silver
Ore: Gold
Ore: Jamesonite
Ore: Psilomelane
Ore: Bindheimite
Ore: Sphalerite
Ore: Galena
Ore: Pyrargyrite
Ore: Argentite
Gangue: Pyrite
Gangue: Calcite
Gangue: Quartz


Comments

Comment (Geology): GEOLOGY AND MINERALOGY INFORMATION FROM H. G. MC CLERNAN (ORAL COMMUNICATION), ECONOMIC GEOLOGIST FOR MONTANA BUREAU OF MINES & GEOLOGY

Comment (Reserve-Resource): POTENTIAL RESERVES IN FORM OF LOW GRADE WALL ROCK

Comment (Location): CENTER OF NW 1/4, SECTION 26.

Comment (Commodity): JAMESONITE IS LEAD-ANTIMONY SULPHIDE

Comment (Production): EARLY PRODUCTION RECORDS DESTROYED BY FIRE AROUND 1910. ITEMS 8-10 ARE FROM 27137 TONS OF ORE. ALSO PRODUCED FROM 1902-1965 WERE 96965 LB. PB, AND 102164 LB. ZN.

Comment (Deposit): BEDDING VEINS TREND ENE AND DIP SSE. FAULT VEINS TREND N60W, 30 SW, AND N60E, 25 NW. VEINS RANGE FROM 1 TO 10 FEET WIDE.

Comment (Workings): MINE DEVELOPED BY 3 INCLINED SHAFTS, 2 VERTICAL SHAFTS, AND A LONG CROSSCUT ADIT.

Comment (Deposit): NEW DEPARTURE GROUP OF PATENTED LODE CLAIMS COMPRISES CLIFT, DIRECTOR, GUARDIAN, PROTECTOR, QUEEN SABBE, SHIELD, AND THE SIGNAL. ; INFO.SRC : 1 PUB LIT


References

Reference (Production): ITEMS 8-11: GEACH, R.D., 1972, M.B.M.G. BULL. 85, P. 177; ITEMS 12-16: DMEA FILE

Reference (Deposit): USGS BULL 574.

Reference (Deposit): MBMG BULL 6.

Reference (Deposit): MBMG BULL 85.

Reference (Deposit): BERGER, B.R., AND OTHERS, 1979, GEOCHEM RECON.-MINING DISTRICTS, SO. PIONEER MTNS., MONT: U.S.G.S. OPEN-FILE REPORT 79-1426, P. 13

Reference (Deposit): LOWELL, W.R., 1965, GEOLOGIC MAP OF BANNACK-GRAYLING, MT: U.S.G.S. MISC. GEOL. INV. MAP I-433.

Reference (Deposit): USGS MGI I-433

Reference (Deposit): 1914 COMPILE WINCHELL, A. N., DILLON QUAD.

Reference (Deposit): 1965 GEOLMAP LOWELL, W. R., MAP OF BANNACK-GRAYLING.

Reference (Deposit): 1979 RECON BERGER, B.R., GEOCHEM. RECON.


Principal Gold Districts of Montana

Principal Gold Districts of Montana

In Montana, 54 mining districts have each have produced more than 10,000 ounces of gold. The largest producers are Butte, Helena, Marysville, and Virginia City, each having produced more than one million ounces. Twenty seven other districts are each credited with between 100,000 and one million ounces of gold production. Read more: Principal Gold Districts of Montana.