Jumper

The Jumper is a gold and silver mine located in Tuolumne county, California at an elevation of 1,640 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: Jumper  

State:  California

County:  Tuolumne

Elevation: 1,640 Feet (500 Meters)

Commodity: Gold, Silver

Lat, Long: 37.91, -120.41330

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 Jumper

Jumper MRDS details

Site Name

Primary: Jumper
Secondary: Part of the Jamestown/Harvard Area.
Secondary: Jumper Deposit


Commodity

Primary: Gold
Primary: Silver


Location

State: California
County: Tuolumne
District: Jamestown Area


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

Type: Minerals Only
Type: Fee Ownership
Type: Private Lease


Workings

Not available


Ownership

Owner Name: Pathfinder Gold Corp.
Percent: 30.00
Home Office: Nevada
Info Year: 1986

Owner Name: Sonora Gold Mining Corp.
Percent: 70.00
Home Office: Canada
Info Year: 1986


Production

Not available


Deposit

Record Type: Site
Operation Category: Occurrence
Operation Type: Underground
Mining Method: Unknown
Year First Production: 1891
Discovery Year: 1848
Years of Production:
Organization:
Significant: N
Deposit Size: M


Physiography

General Physiographic Area: Pacific Mountain System
Physiographic Province: Cascade-Sierra Mountains
Physiographic Section: Sierra Nevada


Mineral Deposit Model

Not available


Orebody

Not available


Structure

Not available


Alterations

Not available


Rocks

Not available


Analytical Data

Not available


Materials

Not available


Comments

Comment (Location): CLAIM INCLUDES E1/2, SE1/4 SEC 27 & NW1/4, NW 1/4 SEC 35. CLAIM MAY BE INCLUDED IN EITHER THE JAMESTOWN OR HARVARD MINE DEVELOPMENT PLNAS.


References

Reference (Deposit): CALIFORNIA JOURNAL OF MINES & GEOLOGY, VOL 45, NO1, JAN.

Reference (Deposit): 1949, P 69, PL 8.

Reference (Deposit): CLAIM INCLUDES E1/2, SE1/4, SEC 27 & NW1/4, NW1/4 SEC 35.


California Gold

Where to Find Gold in California

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