Pennsylvania

The Pennsylvania is a gold mine located in Nevada county, California at an elevation of 2,559 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

Name: Pennsylvania  

State:  California

County:  Nevada

Elevation: 2,559 Feet (780 Meters)

Primary Mineral: Gold

Lat, Long: 39.20889, -121.05528

Map: View on Google Maps


Satelite image of the Pennsylvania

Pennsylvania MRDS details

Site Name

Primary: Pennsylvania
Secondary: W.Y.O.D.


Commodity

Primary: Gold
Secondary: Lead
Secondary: Zinc
Tertiary: Silver


Location

State: California
County: Nevada


Land Status

Not available


Holdings

Not available


Workings

Type: Underground


Ownership

Not available


Production

Year: 1893
Year: 1892


Deposit

Record Type: Site
Operation Category: Past Producer
Operation Type: Unknown
Years of Production:
Organization:
Significant: N
Deposit Size: L


Physiography

General Physiographic Area: Pacific Mountain System
Physiographic Province: Cascade-Sierra Mountains
Physiographic Section: Sierra Nevada


Mineral Deposit Model

Not available


Orebody

Form: SEAM, IRREGULAR SHOOTS QTZ. IS SHEARED, MASSIVE AND COMB


Structure

Not available


Alterations

Not available


Rocks

Not available


Analytical Data

Analytical Data: 1 TON CON. AVG. 2.5 - 4.5 OZ. AU. 5 - 8 OZ. AG


Materials

Ore: Gold
Gangue: Quartz


Comments

Comment (Production): AT 500 FT. LEVEL, W.Y.O.D. VEIN YIELDED $18 - $20 AU/TON. AT 700 FT. LEVEL, $50 AU/TON AND SULFIDES AVG. $250 - $300/TON (OLD PRICES). PRODUCTION GRADE VALUES BASED ON AU AT $20.67/OZ. FOR ADDITIONAL YEARLY PRODUCTION FIGURES, SEE JOHNSON ( 1940 ) P. 83 .

Comment (Deposit): 2 VEINS, AVG. 12 - 18 IN. THICK W/2 % SULFIDES

Comment (Workings): INCLINED SHAFTS, DRIFTS, TUNNEL, CROSSCUTS, 14 - 15 LEVELS, WINZE, STOPES

Comment (Deposit): PATENTED CROSSCUTS CONNECT THE PENNSYLVANIA TO THE EMPIRE MINE ; INFO.SRC : 1 PUB LIT


References

Reference (Deposit): LOGAN, C. A., 1941 , MINERAL RESOURCES OF NEVADA COUNTY: CALIFORNIA JOURNAL OF MINES AND GEOLOGY, V. 37 , NO. 3 , PL. 3 .

Reference (Deposit): MACBOYLE, E., 1918 , MINES AND MINERAL RESOURCES OF NEVADA COUTNY: CALIFORNIA JOURNAL OF MINES AND GEOLOGY, V. 16 , P. 230 - 233 .

Reference (Deposit): JOHNSTON, W. D., 1940 , THE GOLD QUARTZ VEINS OF GRASS VALLEY, CALIFORNIA: US GEOLOGICAL SURVEY PROFESSIONAL PAPER 194 , P. 83 - 86 .

Reference (Production): MACBOYLE ( 1918 ) JOHNSON ( 1940 )