East Mayacmas District Report

The East Mayacmas District Report is a mercury mine located in Lake 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: East Mayacmas District Report  

State:  California

County:  Lake

Elevation:

Commodity: Mercury

Lat, Long: 38.2, -122.30000

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 East Mayacmas District Report

East Mayacmas District Report MRDS details

Site Name

Primary: East Mayacmas District Report


Commodity

Primary: Mercury
Secondary: Chromium
Tertiary: Copper
Tertiary: Manganese


Location

State: California
County: Lake
District: EAST MAYACMAS DISTRICT


Land Status

Not available


Holdings

Not available


Workings

Not available


Ownership

Not available


Production

Not available


Deposit

Record Type: District
Operation Category: Producer
Deposit Type: DISSEMINATED, VEINS, STOCKWORKS
Operation Type: Unknown
Year First Production: 1864
Discovery Year: 1850
Years of Production:
Organization:
Significant:


Physiography

Not available


Mineral Deposit Model

Not available


Orebody

Not available


Structure

Type: R
Structure: Anticline
Description: NW TRENDING ANTICLINE (MAYACMAS ANTICLINE)

Type: L
Structure: FAULTING
Description: LOCAL FAULTS TRENDING NW, LITHOLOGIC CONTACTS


Alterations

Alteration Type: L
Alteration: KAOLINIZATION
Alteration Text: KAOLINIZATION SEDIMENTS, SILICA CARBONATE ALTERATION OF SERPENTINE


Rocks

Not available


Analytical Data

Not available


Materials

Not available


Comments

Not available


References

Reference (Deposit): YATES, R. G. AND HILPERT, L. S., 1946, QUICKSILVER DEPOSITS OF THE EASTERN MAYACMAS DISTRICT, LAKE AND NAPA COUNTIES, CALIFORNIA: CALIF. JOUR. OF MINES AND GEOLOGY, V. 42 P. 231 - 286


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.