The Alpine is a gold mine located in Alpine 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.
Alpine MRDS details
Site Name
Primary: Alpine
Secondary: Happy Thought
Secondary: Lewis
Secondary: And Markleeville
Commodity
Primary: Gold
Secondary: Silver
Location
State: California
County: Alpine
District: Monitor - Mogul
Land Status
Not available
Holdings
Not available
Workings
Type: Surface/Underground
Ownership
Not available
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
Not available
Structure
Not available
Alterations
Alteration Type: L
Alteration Text: Silicification
Rocks
Name: Andesite
Role: Host
Age Type: Host Rock
Age Young: Pliocene
Analytical Data
Not available
Materials
Ore: Pyrite
Comments
Comment (Commodity): BELIEVED TO CONTAIN FREE GOLD ( 1900 ) BUT MOST VALUE WAS IN FINE-GRAINED DISSEMINATED PYRITE.
Comment (Location): UTM EST. NW 1/4
Comment (Production): RECENT OUTPUT OF MINE ( - 1977 ) COMBINED W ZACA MINE FIGURES. BULK OF PRODUCTION FROM 2 ORE SHOOTS.
Comment (Deposit): VEIN, SEAM, ORE SHOOTS
Comment (Workings): OPEN CUT W E FACE 50 FT HIGH. ALSO A NUMBER OF E-TRENDING XCUT ADITS. LOWEST ADIT 1000+ LONG.
Comment (Geology): DEPOSITS LOCATED ALONG W MARGIN OF SILICIFICATION, IN ROUGHLY PARALLEL AU AND AG BEARING VEINS AND SEAMS IN SHEAR ZONES. THICKNESS 1 - 6 FT. ONE ORE BODY REPORTED 60 FT LONG. 2 ORE SHOOTS.
References
Reference (Deposit): CLARK, W. B., 1977 , MINES AND MINERAL RESOURCES OF ALPINE COUNTY, CALIF.: CDMG COUNTY REPT. NO. 8 , P. 17 , 19 , FIG. 4 , 44 .
Reference (Deposit): LOGAN, C. A., 1921 , ALPINE CO.: CALIF. STATE MINING BUR., 17TH REPORT STATE MINERALOGIST, P. 401 .
Reference (Production): CLARK, 1977
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.
