Doss

  

Mine Info

State: California

County: Mariposa

Elevation:

Primary Mineral: Gold

Lat, Long: 37.47583, -120.21583



Doss MRDS details

Site Name

Commodity

Location

Primary: "Doss"
Secondary: "Doss and Thorne"
Secondary: "Ginaca"
Secondary: "Brooks"
Primary: Gold
Tertiary: Lead
Tertiary: Copper
Tertiary: Zinc
State: California
County: Mariposa
District: Whitlock
 

Land Status

Holdings

Workings

Land ownership:
Administrative Organization:
Type: Unknown


Ownership

Production

Deposit

Owner Name: Frank Trabucco Jr.
Company ID:
Percent:
Home Office:
Info Year:
Years: -

Year: 1938
Time Period: - 1938
Mined:
Material type: AU
Description: Cp_Grade: ^ .09 Oz/Ton Ag
Year: 1929
Time Period:
Mined:
Material type: ORE
Description: Ap_Grade: ^1 Oz/Ton Au: 2 Oz/Ton Ag
Year: 1938
Time Period: - 1938
Mined:
Material type: ORE
Description: Cp_Grade: ^.2 Oz/Ton Au
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: 1870
Discovery Method:
Years of Production:
Organization:
Significant: N
Deposit Size: S


Physiography

Mineral Deposit Model

Orebody

General Physiographic Area: Pacific Mountain System
Physiographic Province: Pacific Border Province
Physiographic Section: California Trough
Physiographic Detail:
Name:
Form: PINCH AND SWELL


Structure

Alterations

Rocks

Name: Slate
Role: Host
Description:
Age Type: Host Rock
Age in Years:
Dating Method:
Material Analyzed:
Age Young: Late Jurassic
Age Old:


Analytical Data

Materials

Ore: Sphalerite
Ore: Gold
Ore: Galena


Comments

Comment Type:
Production
Comment DURING EARLIEST HISTORY ONE LOT OF 200 TONS OF ORE RAN $17/TON AND ANOTHER 400 TONS YIELDED BETWEEN $10 - $11/TON PLUS A SULFIDE CONCENTRATE ASSAYING $24/TON. 677.25 OZ GOLD RECOVERED FROM UNKNOWN TONNAGE IN 1897 . TOTAL RECORDED PRODUCTION IS APPROX. $94,000 .
Comment Type:
Deposit
Comment VEIN, ORE SHOOTS
Comment Type:
Workings
Comment 250-FT. (VERTICAL DEPTH) INCLINED SHAFT, 400-FT. SHAFT, 540-FT. ADIT.
Comment Type:
Geology
Comment GEOL.DESC: WALL ROCKS ARE SLATY AND SCHISTOSE VOLCANICS. VEIN AVE. 8 - 10 FT. THICK.
Comment Type:
Deposit
Comment TWO PATENTED FRACTIONAL CLAIMS.


References

Reference Category:
Production
Pages:
Reference: BOWEN AND GRAY, 1957
URL:
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. 95 - 6 , 255
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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