Mary Blue Prospect

The Mary Blue Prospect is a gold, fluorine-fluorite, and tungsten mine located in Valley county, Idaho at an elevation of 6,175 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: Mary Blue Prospect  

State:  Idaho

County:  Valley

Elevation: 6,175 Feet (1,882 Meters)

Commodity: Gold, Fluorine-Fluorite, Tungsten

Lat, Long: 44.3619, -115.60000

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 Mary Blue Prospect

Mary Blue Prospect MRDS details

Site Name

Primary: Mary Blue Prospect


Commodity

Primary: Gold
Primary: Fluorine-Fluorite
Primary: Tungsten


Location

State: Idaho
County: Valley
District: Deadwood 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 definitively identify property status, nor does it indicate claim status or whether an area is open to prospecting. Always respect private property.
Administrative Organization: Boise National Forest


Holdings

Not available


Workings

Type: Underground


Ownership

Not available


Production

Not available


Deposit

Record Type: Site
Operation Category: Occurrence
Deposit Type: Vein
Operation Type: Unknown
Discovery Method: Unknown
Years of Production:
Organization:
Significant: N
Deposit Size: S


Physiography

General Physiographic Area: Rocky Mountain System
Physiographic Province: Northern Rocky Mountains
Physiographic Detail: Salmon River Mountains


Mineral Deposit Model

Not available


Orebody

Not available


Structure

Not available


Alterations

Not available


Rocks

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

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

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


Analytical Data

Not available


Materials

Ore: Wolframite
Ore: Fluorite
Ore: Scheelite
Gangue: Pyrite
Gangue: Quartz
Gangue: Limonite


Comments

Not available


References

Reference (Deposit): HOBBS, S. W., 1964, MINERAL RESOURCES - TUNGSTEN, IN MINERAL AND WATER RESOURCES OF IDAHO: IDAHO BUREAU OF MINES AND GEOLOGY, SPEC. REPT. NO. 1, P. 223 - 23

Reference (Deposit): 1964 COMPILE IDAHO BUREAU OF MINES AND GEOLOGY SPEC. REPT.


Idaho Gold

Where to Find Gold in Idaho

"Where to Find Gold in Idaho" 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 Idaho. Read more: Where to Find Gold in Idaho.