Fourth of July Claim

The Fourth of July Claim is a chromium mine located in Napa county, California.

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: Fourth of July Claim  

State:  California

County:  Napa

Elevation:

Commodity: Chromium

Lat, Long: 38.71639, -122.45056

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 Fourth of July Claim

Fourth of July Claim MRDS details

Site Name

Primary: Fourth of July Claim


Commodity

Primary: Chromium


Location

State: California
County: Napa


Land Status

Not available


Holdings

Not available


Workings

Not available


Ownership

Owner Name: Frank Rhoda


Production

Not available


Deposit

Record Type: Site
Operation Category: Occurrence
Operation Type: Unknown
Years of Production:
Organization:
Significant: N


Physiography

General Physiographic Area: Pacific Mountain System
Physiographic Province: Pacific Border Province
Physiographic Section: California Coast Ranges


Mineral Deposit Model

Not available


Orebody

Not available


Structure

Not available


Alterations

Not available


Rocks

Not available


Analytical Data

Not available


Materials

Ore: Chromite


Comments

Comment (Production): FIFTEEN TONS OF ORE HAD BEEN MINED.

Comment (Workings): OPEN CUT.

Comment (Deposit): ALTHOUGH THE ORE APPEARED TO BE MASSIVE, IT WAS SAID TO ASSAY ONLY 42.2% CR2O3.


References

Reference (Deposit): CALIF. BULL. 134, PT. 2, CHAPTER 1, DEC. 1946, P. 23


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.