The Dairy Farm Trent, Vantrent is a gold and copper mine located in Placer 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
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.
Dairy Farm Trent, Vantrent MRDS details
Site Name
Primary: Dairy Farm Trent, Vantrent
Commodity
Primary: Gold
Primary: Copper
Secondary: Silver
Location
State: California
County: Placer
Land Status
Not available
Holdings
Not available
Workings
Type: Surface/Underground
Ownership
Owner Name: Dairy Farm Gold Corp.
Years: 1936 -
Production
Not available
Deposit
Record Type: Site
Operation Category: Past Producer
Deposit Type: Replacement
Operation Type: Unknown
Years of Production:
Organization:
Significant: N
Deposit Size: L
Physiography
General Physiographic Area: Pacific Mountain System
Physiographic Province: Pacific Border Province
Physiographic Section: California Trough
Mineral Deposit Model
Not available
Orebody
Form: LENTICULAR
Structure
Not available
Alterations
Not available
Rocks
Not available
Analytical Data
Analytical Data: SULFIDES AVG. 3 % CU.
Materials
Ore: Pyrite
Ore: Chalcopyrite
Ore: Gold
Comments
Comment (Production): YIELD VARIED GREATLY; AU - $1.25 - $4 A TON, AG - FEW CENTS TO $1.70 A TON, AND CU 1 % - 15 % . NO PRODUCTION VALUES AVAILABLE.
Comment (Deposit): ORE OCCURS AS LENSES 10 - 60 FT WIDE. CAPPED BY GOSSAN WHICH WAS WORKED FOR GOLD AND SILVER.
Comment (Workings): 3 - COMPARTMENT INCLINE SHAFT - 590 FT. IN DEPTH, WITH 1,000 FT. OF DRIFTS, CUTS AND RAISES ON EACH LEVEL. OPEN CUT - 600 FT. LONG, 30 FT. WIDE AT BOTTOM. SHRINKAGE SYSTEM OF MINING WAS USED.
Comment (Geology): GEOL.DESC: FOOTWALL WAS PORPHYRY AND HANGING WALL - AMPHIBOLITE SCHIST.
Comment (Deposit): A CEMENT COPPER PLANT BUILT HERE IN 1960. COMPRISED OF 160 ACRES.
Comment (Location): UTM ACC ; INFO FROM LAND.ST :UNDETERMINED
References
Reference (Deposit): AUBURY, L. E. 1908 , COPPER RESOURCES IN CALIFORNIA BULL. 50 ; CALIF. MIN. BUR., P. 208 - 209
Reference (Deposit): LOGAN, C. A., 1936 , GOLD MINES OF PLACER COUNTY; CALIF. JOUR. MINES AND GEOLOGY, VOL. 32 , NO. 1 ; DIV OF MINES, P. 19 - 20
Reference (Deposit): WARING, C. A., 1919 ; PLACER COUNTY; 15TH REPT. STATE MINERALOGIST; CALIF. MIN. BUR.; P. 327 - 328
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.
