The Poorman Mine is a silver and gold mine located in Owyhee county, Idaho at an elevation of 7,700 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
Elevation: 7,700 Feet (2,347 Meters)
Commodity: Silver, Gold
Lat, Long: 43.0142, -116.70940
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.
Poorman Mine MRDS details
Site Name
Primary: Poorman Mine
Secondary: Oso
Secondary: Belle Peck Tunnels
Commodity
Primary: Silver
Primary: Gold
Tertiary: Copper
Tertiary: Lead
Tertiary: Zinc
Location
State: Idaho
County: Owyhee
District: Carson 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
Not available
Production
Not available
Deposit
Record Type: Site
Operation Category: Past Producer
Operation Type: Unknown
Year First Production: 1865
Discovery Year: 1865
Discovery Method: Unknown
Years of Production:
Organization:
Significant: N
Deposit Size: M
Physiography
General Physiographic Area: Intermontane Plateaus
Physiographic Province: Columbia Plateau
Physiographic Section: Payette Section
Physiographic Detail: Owyhee Mountains
Mineral Deposit Model
Not available
Orebody
Form: IRREGULAR
Structure
Not available
Alterations
Alteration Type: L
Alteration Text: Silicification; Epidote; Chlorite; Sericite; Kaolin
Rocks
Name: Granite
Role: Associated
Age Type: Host Rock Unit
Age Young: Late Cretaceous
Name: Granite
Role: Associated
Age Type: Host Rock
Age Young: Late Cretaceous
Name: Granite
Role: Associated
Age Type: Associated Rock Unit
Age Young: Late Cretaceous
Name: Granite
Role: Associated
Age Type: Associated Rock
Age Young: Late Cretaceous
Analytical Data
Analytical Data: AU:AG RATIO AVERAGED 1:37.5 BY WEIGHT NEAR SURFACE, 1:5.6 ON INTERMEDIATE LEVELS, AND 1:1.1 ON LOWEST LEVEL.
Materials
Ore: Pyrargyrite
Ore: Cerargyrite
Ore: Gold
Ore: Polybasite
Ore: Owyheeite
Ore: Chalcopyrite
Ore: Stephanite
Ore: Sphalerite
Ore: Proustite
Ore: Silver
Gangue: Pyrite
Gangue: Quartz
Gangue: Calcite
Gangue: Marcasite
Comments
Comment (Location): ON WAR EAGLE MOUNTAIN (WESTERN SLOPE)
Comment (Development): 7 PATENTED CLAIMS ( 1937 )
Comment (Commodity): ORE WORTH $46 A TON IN 1870
Comment (Production): TOTAL PRODUCTION OF $3,200,000 (MAINLY DURING 1865 - 73). IN 1869 $380,000 WORTH OF AU AND AG WAS MINED
Comment (Workings): DEVELOPED BY 2 SHAFTS, RAISES, WINZES, AND ADITS TO TOTAL DEPTH OF 950 FT. ALSO THERE ARE 2 TUNNELS NAMED OSO AND BELLE PECK.
Comment (Geology): GRANODIORITE CUT BY GRANITE PORPHYRY.
References
Reference (Deposit): ASHER, R. R., 1968, GEOLOGY AND MINERAL RESOURCES OF A PORTION OF THE SILVER CITY REGION, OWYHEE COUNTY, IDAHO: IDAHO BUREAU OF MINES AND GEOLOGY PAMPHLET 138, 106 P.
Reference (Deposit): PIPER, A. M., AND LANEY, F. B., 1926, GEOLOGY AND METALLIFEROUS RESOURCES OF THE REGION ABOUT SILVER CITY, IDAHO: IDAHO BUREAU OF MINES AND GEOLOGY BULL. 11, 165 P.
Reference (Deposit): LINDGREN, W., 1898, THE GOLD AND SILVER VEINS OF SILVER CITY, DELAMAR AND OTHER MINING DISTRICTS IN IDAHO: 20TH ANN. REPORT, U.S.G.S. P. 75 (PART 3).
Reference (Deposit): CAMPBELL, A., 1935 , 37TH ANN. REPT. OF THE MINING INDUSTRY OF IDAHO FOR 1935.
Reference (Deposit): 1898 COMPILE W. LINDGREN 20TH ANN. REPT.
Reference (Deposit): 1926 GEOLMAP IDAHO BUREAU OF MINES & GEOL. BULL. 11
Reference (Deposit): 1935 DIREXPL CONSOLIDATED MIN. AND DREDGE CO.
Reference (Deposit): 1968 GEOLMAP IDAHO BUREAU OF MINES AND GEOLOGY PAMPHLET 138
Reference (Production): LINDGREN, W., 1898 , USGS 20TH ANN. REPT. PT. 3 , P. 75 . RAYMOND, R. W., 1870 - 1873 , 41ST - 42ND CONGRESSES HOUSE OF REP. EX. DOCS.
Idaho Gold
"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.
