Marysville District

The Marysville District is a gold, silver, and lead mine located in Lewis and Clark county, Montana.

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: Marysville District  

State:  Montana

County:  Lewis and Clark

Elevation:

Primary Mineral: Gold, Silver, Lead

Lat, Long: 46.75, -112.33333

Map: View on Google Maps

Satelite View


Satelite image of the Marysville District

Marysville District MRDS details

Site Name

Primary: Marysville District
Secondary: Ottawa
Secondary: Bald Butte Districts


Commodity

Primary: Gold
Primary: Silver
Primary: Lead
Secondary: Zinc
Secondary: Copper
Tertiary: Manganese
Tertiary: Fluorine-Fluorite
Tertiary: Tungsten
Tertiary: Molybdenum
Tertiary: Antimony


Location

State: Montana
County: Lewis and Clark
District: Marysville District


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 indicate a claim status and does not necessarily indicate an area is open to prospecting.


Holdings

Not available


Workings

Type: Surface


Ownership

Not available


Production

Not available


Deposit

Record Type: Site
Operation Category: Past Producer
Operation Type: Unknown
Year First Production: 1864
Discovery Year: 1864
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


Mineral Deposit Model

Not available


Orebody

Not available


Structure

Type: R
Description: Boulder Batholith

Type: L
Description: Marysville Stock


Alterations

Not available


Rocks

Name: Diorite
Role: Associated
Age Type: Host Rock
Age Young: Neoproterozoic

Name: Diorite
Role: Associated
Age Type: Host Rock Unit
Age Young: Neoproterozoic

Name: Diorite
Role: Associated
Age Type: Associated Rock Unit
Age Young: Late Cretaceous

Name: Diorite
Role: Associated
Age Type: Associated Rock
Age Young: Late Cretaceous


Analytical Data

Not available


Materials

Ore: Sphalerite
Ore: Molybdenite
Ore: Scheelite
Ore: Malachite
Ore: Covellite
Ore: Chalcopyrite
Ore: Lead
Ore: Tetrahedrite
Ore: Galena
Ore: Gold
Ore: Chrysocolla
Ore: Calamine
Gangue: Quartz
Gangue: Pyrite
Gangue: Calcite
Gangue: Iron


Comments

Comment (Deposit): ORE DEPOSITS ARE STEEPLY DIPPING AU AND AG VEINS AROUND THE BORDER OF THE QUARTZ DIORITE STOCK. SOME VEINS ARE IN THE MARGINAL PART OF THE DIORITE STOCK, BUT MOST ARE IN THE METAMORPHOSED SEDIMENTARY ROCKS.

Comment (Location): INFO FROM LAND.ST :(1959)

Comment (Production): ONLY ABOUT 9,687 OZ. PRODUCED AFTER 1904


References

Reference (Deposit): USGS BULL 527, P. 61-68.

Reference (Deposit): USGS BULL 842, P. 63-69.

Reference (Deposit): USGS PP 57

Reference (Deposit): USBM RI 6334, P. 20-1.

Reference (Deposit): USGS PP 610, P. 156.

Reference (Deposit): USGS-USBM MINERAL YEARBOOKS

Reference (Deposit): MBMG MEM 26, P. 60.

Reference (Production): USGS PP 610, P. 156; USGS-USBM MINERAL YEARBOOKS;