Diltz

  

Mine Info

State: California

County: Mariposa

Elevation: 2,851 feet (869 meters)

Primary Mineral: Gold

Lat, Long: 37.55806, -120.00694



Diltz MRDS details

Site Name

Commodity

Location

Primary: "Diltz"
Secondary: "Diltz and Mann"
Secondary: "W.Y.O.D."
Primary: Gold
Secondary: Silver
Tertiary: Copper
Tertiary: Lead
State: California
County: Mariposa
District: Whitlock
 

Land Status

Holdings

Workings

Land ownership:
Administrative Organization:
Type:


Ownership

Production

Deposit

Owner Name: Diltz Mines (Allen F. Grant, Et Al.)
Company ID:
Percent:
Home Office:
Info Year:
Years: -

Year: 1954
Time Period: - 1954
Mined:
Material type: ORE
Description: Cp_Grade: ^.24 Oz/Ton Au
Year: 1954
Time Period: - 1954
Mined:
Material type: AU
Description: Cp_Grade: ^ .03 Oz/Ton Ag
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: 1865
Discovery Method:
Years of Production:
Organization:
Significant: N
Deposit Size: M


Physiography

Mineral Deposit Model

Orebody

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


Structure

Alterations

Rocks

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


Analytical Data

Materials

Ore: Galena
Ore: Tetrahedrite
Ore: Gold
Gangue: Calcite


Comments

Comment Type:
Deposit
Comment VEINS
Comment Type:
Workings
Comment PRINCIPAL WORKING IS A 625-FT. INCLINED SHAFT SERVING 6 LEVELS AGGREGATING 4700 FT. OF DRIFTS; THERE ARE ALSO SEVERAL SHALLOW INCLINED SHAFTS AND TUNNELS.
Comment Type:
Deposit
Comment COMPRISES 2 PATENTED CLAIMS, THE DILTZ AND W.Y.O.D. AND 6 UNPATENTED CLAIMS (3 FULL & 3 FRACTIONAL).
Comment Type:
Commodity
Comment CHIEF ORE MINERAL IS ARSENOPYRITE
Comment Type:
Location
Comment E 1/2 NR. CTR. OF SEC. UTM ACC.
Comment Type:
Production
Comment TOTAL ESTIMATED PRODUCTION BETWEEN $750,000 AND $1,000,000. FROM 1924-1954 THE MINE PRODUCED 81,657 TONS OF ORE YIELDING 21,135 OZ. OF GOLD AND 3395 OZ. OF SILVER; FIGURES DO NOT INCLUDE PERIOD 1860-1895 NOR MANY MASSES OF SPECIMEN GOLD OF CONSIDERABLE VALUE WHICH DID NOT PASS THROUGH THE GOV'T MINT. MINE AND MILL HAVE BEEN LARGELY IDLE SINCE 1952.
Comment Type:
Deposit
Comment Discovery Year: 1860'S
Comment Type:
Geology
Comment GEOL.DESC: PYROXENE ANDESITE GREENSTONE OF PROBABLE PAL AGE. PRINCIPAL VEIN AVERAGES 2 1/2 FT. IN THICKNESS. NEAR OLD OPEN WORKINGS NE OF MAIN SHAFT, THE VEIN FLATTENS OR ROLLS AND FEATHERS OUT INTO WALL ROCKS IN PLACES BECOMING 15 - 2 FT. THICK. DIFFERENCE IN HANGING WALL AND FOOTWALL GREENSTONE MAY INDICATE CONSIDERABLE THROW ALONG THE FAULT.


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. 91 - 94 , 255 .
URL:
Reference Category:
Deposit
Pages:
Reference: LAIZURE, C. MCK., 1928 , S. F. FIELD DIV. - MARIPOSA COUNTY: 24TH REPORT STATE MINERALOGIST, VOL. 24 , NO. 2 , P. 85 .
URL:
Reference Category:
Production
Pages:
Reference: BOWEN & 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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