The Contini is a gold mine located in Amador 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.
Contini MRDS details
Site Name
Primary: Contini
Secondary: Mikado
Commodity
Primary: Gold
Tertiary: Lead
Tertiary: Copper
Location
State: California
County: Amador
Land Status
Not available
Holdings
Not available
Workings
Not available
Ownership
Owner Name: Bert Contini
Production
Not available
Deposit
Record Type: Site
Operation Category: Past Producer
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
Not available
Orebody
Form: TABULAR, PINCH AND SWELL
Structure
Not available
Alterations
Not available
Rocks
Not available
Analytical Data
Not available
Materials
Ore: Pyrite
Ore: Chalcopyrite
Ore: Gold
Ore: Galena
Gangue: Quartz
Comments
Comment (Production): WORKED IN 1889-1890 IN CONJUNCTION WITH THE WHEELING MINE 1 MILE EAST; RELOCATED BY CONTINI IN 1932 AND WORKED 1935-1939 AND AGAIN IN 1950. PRODUCED ABOUT $16,000 IN GOLD 1935-39, SMALL AMOUNTS IN 1950 AND DURING WINTER OF 1951-52 ABOUT 20 TONS OF ORE SHIPPED. TWO UNPATENTED MINING CLAIMS, THE IXL AND THE THREE HORSEMEN. THE MAIN ADIT IS ON THE IXL CLAIM. THE VEIN IS 6-12 FEET WIDE IN BLOCKY GREENSTONE CUT BY GRANITIC DIKES. THERE IS NO EQUIPMENT ON THE PROPERTY.
Comment (Workings): 2 CLAIMS; ADIT 250 FT., INCLINE SHAFT 60 TO 70 DEGREES WITH NOW-CAVED WINZE, CROSSCUTS ABOUT 200 FT.
Comment (Deposit): MINOR QUANTITIES OF GOLD AND SILVER RECOVERED FROM GOLD ORE AMALGAMATED FROM THIS MINE IN 1955 - U.S. BUR. MINES MIN. YEARBOOK 1955, V. 3, P. 207
Comment (Location): W 1/2 SECTION
Comment (Commodity): COARSE GOLD OCCURS IN QUARTZ VEIN WITH PYRITE, SMALL AMOUNTS OF CHALCOPYRITE AND GALENA.
Comment (Geology): GEOL.DESC: QUARTZ VEIN VARIES FROM 6 TO 12 FT. IN THICKNESS; COUNTRY ROCK CONSISTS OF BLOCKY GREENSTONE, CUT BY GRANITIC DIKES
References
Reference (Production): CARLSON, D.W. AND CLARK, W.B., 1954
Reference (Deposit): CARLSON, D.W. AND CLARK, W.B., MINES AND MIN. RES. OF AMADOR COUNTY, CAL.: CJMG VOL. 50 , P. 177
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.
