Emma I

  

Mine Info

State: California

County: Mariposa

Elevation:

Primary Mineral: Gold

Lat, Long: 37.62917, -119.83333



Emma I MRDS details

Site Name

Commodity

Location

Primary: "Emma I"
Primary: Gold
Secondary: Silver
Secondary: Lead
State: California
County: Mariposa
District:
 

Land Status

Holdings

Workings

Land ownership:
Administrative Organization:
Type:


Ownership

Production

Deposit

Owner Name: Clarke, T. A.
Company ID:
Percent:
Home Office:
Info Year:
Years: -

Record Type: Site
Operation Category: Past Producer
Deposit Type:
Plant Type:
Plant Subtype:
Operation Type: Unknown
Mining Method:
Milling Method:
Year First Production:
Year Last Production:
Discovery Year:
Discovery Method:
Years of Production:
Organization:
Significant: N
Deposit Size: S


Physiography

Mineral Deposit Model

Orebody

General Physiographic Area: Pacific Mountain System
Physiographic Province: Cascade-Sierra Mountains
Physiographic Section: Sierra Nevada
Physiographic Detail:
Name:
Form: PINCH & SWELL


Structure

Alterations

Rocks



Analytical Data

Materials

Ore: Gold
Gangue: Quartz


Comments

Comment Type:
Commodity
Comment RICH BUT SMALL ORE SHOOTS.
Comment Type:
Deposit
Comment FORMERLY PART OF THE LITTLE WONDER GROUP OF MINES.
Comment Type:
Location
Comment SEC. LINES PROJECTED UTM EST.
Comment Type:
Deposit
Comment VEINS, ORE SHOOTS
Comment Type:
Workings
Comment IN 1920, A 90-FT. TUNNEL, SEVERAL CAVED TUNNELS AND SURFACE WORKINGS.
Comment Type:
Geology
Comment GEOL.DESC: TWO ROUGHLY PARALLEL VEINS. DIORITE FOOTWALL & SLATE HANGING WALL.


References

Reference Category:
Deposit
Pages:
Reference: BOWEN, O. E., JR., & GRAY, H., JR., 1957 , MINES AND MINERAL DEPOSITS OF MARIPOSA COUNTY, CALIF.: CALIF. JOUR. MINES & GEOL., VOL. 53 , NOS. 1 & 2 , P. 257 .
URL:
Reference Category:
Deposit
Pages:
Reference: LOWELL, F. L., 1915 , MARIPOSA COUNTY: 14TH REPORT STATE MINERALOGIST ( FOR 1913 - 1914 ), P. 582 .
URL:

Did You Know.......

A mine is a hole in the ground, owned by a liar.
-Mark Twain

About The MRDS Mines Database

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.

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