Argo Pioneer

  

Mine Info

State: California

County: Mariposa

Elevation: 3,127 feet (953 meters)

Primary Mineral: Gold

Lat, Long: 37.76472, -120.09167



Argo Pioneer MRDS details

Site Name

Commodity

Location

Primary: "Argo Pioneer"
Secondary: "Pioneer"
Primary: Gold
State: California
County: Mariposa
District: Greeleyhill
 

Land Status

Holdings

Workings

Land ownership:
Administrative Organization:
Type: Surface/Underground


Ownership

Production

Deposit

Owner Name: Walter D. Mclean
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: Pyrite
Ore: Gold
Gangue: Quartz


Comments

Comment Type:
Geology
Comment GEOL.DESC: VEIN IS 2 - 5 FT. THICK. BLUE-BLACK QUARTZ BIOTITE HORNFELS, BLACK QUARTZITE AND A MEDIUM-GRAINED, ALTERED INTRUSIVE ROCK, EITHER DIABASE OR DIORITE, TWO ORE SHOOTS 100 FEET APART.
Comment Type:
Location
Comment NW 1/4 15 , NE 1/4 16 UTM ACC.
Comment Type:
Commodity
Comment POCKETS OF HIGH GRADE ORE
Comment Type:
Production
Comment TOTAL RECORDED PRODUCTION IS ABOUT $18,500. WORKED INTERMITTENTLY BETWEEN 1923 AND 1935; DURING WINTER OF 1937 TWO MEN RECOVERED $76.00 WORTH OF GOLD IN 3 DAYS FROM A SOIL MANTLE SOUTH OF THE SHAFT; MILLING OF 24 TONS OF DUMP MATERIAL IN 1949 YIELDED 18 OZ. OF GOLD, OR AN AVERAGE OF $26.25 PER TON. ONLY ASSESSMENT WORK DONE SINCE 1949.
Comment Type:
Deposit
Comment VEIN, ORE SHOOTS
Comment Type:
Workings
Comment SEVERAL OPEN CUTS AND A 200-FT. INCLINED SHAFT WITH SEVERAL LEVELS AND STOPES.
Comment Type:
Deposit
Comment TWO UNPATENTED CLAIMS, THE ARGO AND THE PIONEER. ACCORDING TO THE OWNER HIGH-GRADE ORE OCCURS IN SMALL SHOOTS AND POCKETS IN WHICH SPECIMEN GOLD IS ASSOCIATED WITH QUARTZ AND PYRITE.


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. 75 - 76 , 235 .
URL:
Reference Category:
Deposit
Pages:
Reference: CLARK, W. B., 1970 , GOLD DISTRICTS OF CALIF.: CDM BULL. 193 , P. 85 .
URL:
Reference Category:
Production
Pages:
Reference: BOWEN AND GRAY, 1957
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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