Pyramid

The Pyramid is a gold mine located in El Dorado 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

Name: Pyramid  

State:  California

County:  El Dorado

Elevation:

Commodity: Gold

Lat, Long: 38.72611, -120.94083

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.


Satelite image of the Pyramid

Pyramid MRDS details

Site Name

Primary: Pyramid
Secondary: Gold Reserve


Commodity

Primary: Gold
Tertiary: Copper
Tertiary: Lead


Location

State: California
County: El Dorado


Land Status

Not available


Holdings

Not available


Workings

Not available


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

Not available


Rocks

Not available


Analytical Data

Not available


Materials

Ore: Gold
Ore: Galena
Ore: Chalcopyrite
Gangue: Ankerite
Gangue: Quartz


Comments

Comment (Deposit): GERE, CONSV M007403 , NOTES SIMILAR CLAIM 1/2 MI. E PINE HILL ; INFO.SRC : 1 PUB LIT

Comment (Commodity): AU PARTLY IN SULFIDES, PARTLY FREE

Comment (Location): UTM ACC. NW 1/4

Comment (Production): NOT OPERATED BETWEEN 1890S AND 1933 . SUBSEQUENTLY, SEVERAL CONCERNS DID TOTAL PRODUCTION GIVEN FROM PERSONAL COMMUNICATION.

Comment (Deposit): VEIN

Comment (Workings): 2 DRIFT ADITS, 500 FT. EA. 50 FT. SHAFT DEVELOPED BY 818 FT. INCLINED SHAFT.

Comment (Geology): MAIN QTZ. VEIN FROM A FEW IN. TO 20 FT. THICK IN W GOLD BELT. AMPHIBOLITE SCHIST COUNTRY ROCK LIES BETWEEN GABBRO-DIORITE TO W AND SERPENTINE TO E. DIPS 40 - 60 E. ORE SHOOT 500 FT. WIDE. QTZ. MASS ORIGINALLY OUT CROPPED 25 FT. IN AIR, WHERE SEVERAL VEINS UNITED.


References

Reference (Deposit): CLARK, W. B., AND CARLSON, D. W., 1956 , MINES AND MINERAL RESOURCES OF EL DORADO CO., CALIF.: CALIF. JOUR. OF MINES AND GEOL., VOL. 52 , NO. 4 , PG. 423 .

Reference (Deposit): LOGAN, C. A., 1938 , MIN. RESOURCES OF EL DORADO CO.: CALIF. JOUR. OF MINES AND GEOL., VOL. 34 , NO. 3 , PL. II .

Reference (Deposit): CRAWFORD, J. J., 1892 , EL DORADO COUNTY: CALIF. MIN. BUR. 12TH REPT. STATE MINERALOGIST, P. 121 .

Reference (Production): CLARK AND CARLSON, 1956


California Gold

Where to Find Gold in California

"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.