The Jay Gould Mine is a silver and gold 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
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.
Jay Gould Mine MRDS details
Site Name
Primary: Jay Gould Mine
Secondary: Stemple Mine
Commodity
Primary: Silver
Primary: Gold
Secondary: Copper
Secondary: Iron
Location
State: Montana
County: Lewis and Clark
District: Gould-Stemple 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.
Holdings
Not available
Workings
Type: Underground
Ownership
Owner Name: Gold King Consolidated Inc.
Percent: 30.00
Home Office: 2112 Hurd Drivd, Irving TX 75038
Info Year: 1987
Owner Name: Knopf, V. C.
Home Office: 1621 Cannon St, Helena, MT 59601
Production
Year: 1942
Time Period: 1884-1942
Mined: 544000.000 mt
Material type: ore
Deposit
Record Type: Site
Operation Category: Past Producer
Deposit Type: Polymetallic veins
Operation Type: Underground
Discovery Year: 1884
Discovery Method: Ore-Mineral In Place
Years of Production:
Organization:
Significant: Y
Deposit Size: S
Physiography
General Physiographic Area: Rocky Mountain System
Physiographic Province: Northern Rocky Mountains
Mineral Deposit Model
Model Name: Polymetallic veins
Orebody
Not available
Structure
Type: R
Description: Boulder Batholith
Type: L
Description: Granite Peak Stock
Alterations
Alteration Type: L
Alteration Text: Sericitization
Rocks
Name: Granite
Role: Associated
Age Type: Associated Rock Unit
Age Young: Pliocene
Name: Granite
Role: Associated
Age Type: Host Rock
Age Young: Neoproterozoic
Name: Granite
Role: Associated
Age Type: Associated Rock
Age Young: Pliocene
Analytical Data
Analytical Data: AU FINENESS 0.506 TO 0.536 LARGE AMOUNT OF AG ALLOY. FLOTATION CONCENTRATION: 180 OZ/TON AG, 2.5 OZ/TON AU, 2% FE, 0.2% MN.
Materials
Ore: Chalcopyrite
Ore: Electrum
Ore: Argentite
Ore: Malachite
Ore: Gold
Gangue: Calcite
Gangue: Quartz
Comments
Comment (Location): STEMPLE MINE IS IN SECTION 10. ; INFO FROM LAND.ST :(1968)
Comment (Production): PRODUCTION ESTIMATED AT $2,500,000 OF WHICH 95% WAS GOLD AND ABOUT 5% SILVER. MOST OF THIS PRODUCTION WAS PRIOR TO 1915. PRODUCTION YEARS 1884 - 1890 , 1903 - 1942.
Comment (Deposit): VEIN OUTCROPS ON THE N RIDGE IN A WIDE SHALLOW DEPRESSION THAT IS DRAINED BY FOOLHEN CREEK. THE VEIN HAS A BANDED STRUCTURE DUE TO ALTERNATION OF LAYERS OF DIFFERENT COMPOSITION AND TEXTURE, THE LAYERS ARE PARALLEL TO THE WALLS. IT HAS A CONSTANT STRIKE FOR 1500 FT AND SEVERAL BRANCHES SPLIT FROM IT.
Comment (Workings): AN ADIT AT THE S BASE OF THE RIDGE. IT IS DRIVEN NW AND INTERSECTS THE VEIN 1000 FT IN. DRIFTS EXTEND 2000 FT W AND 800 FT E. 2 SHAFTS AT SURFACE (INACCESSIBLE). PITS, DRAIN TUNNEL.
Comment (Geology): 350 FT E OF THE ADIT THE VEIN IS CROSSED BY A FAULT THAT TRENDS N 20 E AND STANDS VERTICAL.
References
Reference (Deposit): MBMG BULL 100, P. 14.
Reference (Deposit): USGS BULL 842, P. 80-4.
Reference (Production): PARDEE & SCHRADER, 1933, U.S.G.S. BULL. 842.; MBMG MEM 20, USBM MINERALS YEARBOOKS
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.
