The Fourth of July Claim is a gold mine located in Calaveras county, California at an elevation of 719 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: 719 Feet (219 Meters)
Commodity: Gold
Lat, Long: 38.23944, -120.85667
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.
Fourth of July Claim MRDS details
Site Name
Primary: Fourth of July Claim
Commodity
Primary: Gold
Secondary: Platinum
Location
State: California
County: Calaveras
District: Camanche (Mokelumne River) District
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
Not available
Workings
Type: Underground
Ownership
Owner Name: Frank E. Pickard
Years: 1936 -
Owner Name: Woodsworth, Willard
Years: 1936 -
Production
Not available
Deposit
Record Type: Site
Operation Category: Past Producer
Deposit Type: Stream Placer
Operation Type: Unknown
Years of Production:
Organization:
Significant: N
Deposit Size: S
Physiography
General Physiographic Area: Pacific Mountain System
Physiographic Province: Cascade-Sierra Mountains
Physiographic Section: Sierra Nevada
Mineral Deposit Model
Model Name: Placer Au-PGE
Orebody
Form: STREAM SEDIMENT DEPOSITS
Structure
Not available
Alterations
Not available
Rocks
Name: Gravel
Role: Host
Age Type: Host Rock Unit
Age Young: Eocene
Name: Gravel
Role: Host
Age Type: Host Rock
Age Young: Eocene
Analytical Data
Analytical Data: GOLD IS 940 FINENESS IN AND NEAR BEDROCK
Materials
Ore: Gold
Comments
Comment (Location): LOCATION GIVEN IS FOR SOUTHERN OF TWO SHAFTS SHOWN IN QUARTER SECTION ON TOPO MAP
Comment (Commodity): UNVERIFIED REPORT OF PT
Comment (Workings): DRIFTING IN ALL DIRECTIONS FROM VERTICAL SHAFT
Comment (Production): 0.023 OZ/TON (0.8 PPM) AU. ACTIVE 1935-1937. TWO MEN EMPLOYED IN 1936. OTHER SOURCE SAYS GRAVELS AVERAGE ABOUT $1.15/YD AU, AND THE 1.5 FT OF GRAVEL ON SURFACE AVERAGES $.65/YD AU
Comment (Development): PRODUCTION YEARS 1935-1937
Comment (Geology): 7 FT OF CLAYEY GRAVEL OVERLIAN BY 60-80 FT OF ASH INTERBEDDED WITH GRAVEL; PARTLY CEMENTED GRAVEL IS ABOUT 4 FT DEEP. ALTERED ANDESITE BEDROCK.
References
Reference (Deposit): LOGAN, C.A., AND FRANKE, HERBERT, 1936, MINES AND MINERAL RESOURCES OF CALAVERAS COUNTY: CALIFORNIA JOURNAL OF MINES AND GEOLOGY, V. 32, NO. 3, P. 340, 359.
Reference (Deposit): CLARK, W.B., AND LYDON, P.A., 1962, MINES AND MINERAL RESOURCES OF CALAVERAS COUNTY, CALIFORNIA: CALIFORNIA DIVISION OF MINES AND GEOLOGY COUNTY REPORT 2, P. 197.
California Gold
"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.
