Jay Gould Mine

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

Name: Jay Gould Mine  

State:  Montana

County:  Lewis and Clark

Elevation:

Primary Mineral: Silver, Gold

Lat, Long: 46.87972, -112.45194

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 Jay Gould Mine

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