The Standard Specularite Prospect is a mine located in Washington county, Idaho at an elevation of 6,499 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: 6,499 Feet (1,981 Meters)
Commodity:
Lat, Long: 44.5514, -117.03000
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.
Standard Specularite Prospect MRDS details
Site Name
Primary: Standard Specularite Prospect
Secondary: Siegwein
Commodity
Tertiary: Iron
Tertiary: Copper
Location
State: Idaho
County: Washington
District: Iron Mountain 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: Payette National Forest
Holdings
Not available
Workings
Not available
Ownership
Owner Name: Siegwein, John
Home Office: Weiser, Id
Years: 1943 -
Production
Not available
Deposit
Record Type: Site
Operation Category: Prospect
Deposit Type: Replacement
Operation Type: Underground
Discovery Year: 1897
Discovery Method: Ore-Mineral Not In Place
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: Cuddy Mountains
Mineral Deposit Model
Not available
Orebody
Form: PODS OR LENSES
Structure
Type: R
Description: High - Angle Faulting With Westward Tilting Of The Fault Blocks.
Type: L
Description: Andesite Flows Are In Fault Contact With Greenstone.
Alterations
Not available
Rocks
Name: Diorite
Role: Associated
Age Type: Host Rock Unit
Age Young: Late Triassic
Name: Diorite
Role: Associated
Age Type: Associated Rock
Age Young: Late Jurassic
Analytical Data
Analytical Data: TOTAL FE CONTENT IS 37 - 58%
Materials
Ore: Specularite
Ore: Hematite
Ore: Malachite
Gangue: Calcite
Gangue: Jasper
Gangue: Garnet
Gangue: Quartz
Comments
Comment (Deposit): Discovery Year: LATE 1890'S
Comment (Commodity): THE SPECULARITE IS FINE TO COARSE GRAINED
Comment (Development): ECON.COM: 33 MI FROM RAILHEAD AT WEISER
Comment (Deposit): 3 ORE DEPOSITS, NORTH, SOUTH, AND BOULDER ORE
Comment (Workings): WORKINGS COMPOSED OF A FEW PITS AND ADITS.
References
Reference (Deposit): BELL, R. N., 1918, NINETEENTH ANNUAL REPORT OF THE MINING INDUSTRY OF IDAHO FOR 1917, P. 98.
Reference (Deposit): MACKIN, J. H., 1953, IRON ORE DEPOSITS OF THE IRON MOUNTAIN DISTRICT, IDAHO: U.S. GEOLOGICAL SURVEY BULL. 982 - E, 30 P.
Reference (Deposit): MACKIN, J.H., 1947 , IRON ORE DEPOSITS OF THE IRON MOUNTAIN DISTRICT, WASHINGTON COUNTY, IDAHO: USGS OPEN-FILE REPT., 23 P.
Reference (Deposit): 1918 COMPILE 19TH ANN. REPT. OF THE MINING INDUSTRY FOR 1917
Reference (Deposit): 1947 RECON MACKIN, J.H., 1947 , OPEN-FILE REPT.
Reference (Deposit): 1953 GEOLMAP MACKIN, J.H., 1953 , BULL. 982-E
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.
