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Wilba Claims

Producer in Greenlee county in Arizona, United States with commodities Manganese, Silver, Gold
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Geologic information

Identification information

Deposit ID 10026964
MRDS ID M001367
Record type Site
Current site name Wilba Claims
Alternate or previous names Pbc Claims, Black King Group
Related records 10160860

Geographic coordinates

Geographic coordinates: -109.22731, 32.744 (WGS84)
Elevation 1341
Relative position 9 MILES NW OF DUNCAN BY ROAD
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Geographic areas

Country State County
United States Arizona Greenlee

Public Land Survey System information

Meridian Township Range Section Fraction State
Gila and Salt River 008S 030E 12 S2 Arizona

Comments on the location information

  • CLAIMS LIE NEAR THE TOP OF A LOW RIDGE ABOUT 2 MILES DIRECTLY EAST OF ASH PEAK SUMMIT; GEODEDIC AND UTM COORDINATES DESCRIBE SHAFT ON THE SOUTHERN BORDER OF SECTION 12, WEST OF GRAVEL PIT; PREVIOUS QUAD DESIGNATION = DUNCAN 1:625000

Commodities

Commodity Importance
Manganese Primary
Silver Tertiary
Gold Tertiary

Materials information

Materials Type of material
Psilomelane Ore
Pyrolusite Ore
Calcite Gangue

Alteration

  • (Local) Surface Oxidation

Host and associated rocks

  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Rhyolite
    Rock unit name Tertiary Volcanic Flows
    Rock description Tertiary Volcanic Flows
    Stratigraphic age (youngest) Pliocene
    Stratigraphic age (youngest) Pliocene
    Stratigraphic age (youngest) Pliocene
  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic)

Nearby scientific data

(1) -109.22731, 32.744
ListMap

Geologic structures

Type Description Terms
Regional Steep Northerly Trending Zones Of Shearing And Brecciation In Volcanic Rocks
Local Largest Exposure Of Ore Consists Of A Pod-Like Body With Maximum Width Of 8 Ft And Length Of 20 Ft; Most Exploration Work Was Done On This Exposure

Ore body information

  • General form LENSES
    Strike E-W
    Dip 90
    Depth to top 0M
    Width 9.14M
    Length 91.44M
  • General form LENSES
    Dip 90
  • General form LENSES
    Dip 90

Controls for ore emplacement

  • Manganese Minerals Occur Sporadically Along A Prominent, E-Trending, Quartz-Filled Fracture Zone Traversing Volcanic Rocks

Comments on the geologic information

  • NEAR EASTERN END OF FRACTURE ZONE, MANGANESE DEPOSITS FORM DISCONNECTED LENSES AND IRREGULAR STRANDS OF ORE, EXTENDING ABOUT 300 FT ALONG THE STRIKE

Economic information

Economic information about the deposit and operations

Development status Producer
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1953
Discoverer L.A. Billingsley And Louis Dean

Mining district

District name Ash Peak District

Land status

Ownership category BLM Administrative Area

Production statistics

  • Year 1954
    Accuracy Accurate
    Description Ap_Grade: ^19.3 % Mn
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Ore Manganese Manganese 19wt-pct

Workings at the site

  • Type of workings Underground
    Overall depth 9.14M

Comments on the workings information

  • DEVELOPMENTS INCLUDED ONE UNTIMBERED VERTICAL SHAFT ESTIMATED TO BE 30 FT DEEP

Comments on development

  • 2 CLAIMS WERE LOCATED IN 1953 BY BILLINGSLEY AND DEAN AS THE BLACK KING GROUP; CLAIMS WERE RELOCATED SOMEWHAT LATER BY A.H. BASSETT AND ASSOCIATES AS THE WILBA OR PBC CLAIMS; PROPERTY WAS IDLE AS OF 1956; FIRST CLAIMS IN AREA WERE BELIEVED TO HAVE BEEN LOCATED IN THE 1890'S AS SILVER-GOLD PROSPECTS

Reference information

Links to other databases

Agency Database name Acronym Record ID Notes
USGS Mineral Resources Data System MRDS M001367
U.S. Bureau of Mines Minerals Availability System MAS 0040110031

Bibliographic references

  • Deposit

    FARNHAM, L.L., STEWART, L.A., AND DELONG, C.W., 1961 , MANGANESE DEPOSITS OF EASTERN ARIZONA: U.S.B.M. INFORMATION CIRCULAR 7990 , P. 104

  • Deposit

    USBM FILES, WILBA GROUP

  • Production

    U.S.B.M. I.C. 7990

General comments

Subject category Comment text
Deposit PROPERTY COMPRISES 2 UNPATENTED CLAIMS; DEPOSITS WITHIN THE ZONE ARE A FEW INCHES TO SEVERAL FT WIDE; FRACTURE ZONE FREQUENTLY OUTCROPS FOR MORE THAN 2000 FT ALONG THE STRIKE
Deposit SEE ALSO: A-1 CLAIMS, BLACK BEAUTY GROUP, AND CROW CLAIMS (ALL LOCATED IN GRAHAM COUNTY) FOR GEOLOGICAL INFORMATION ; INFO.SRC : 1 PUB LIT; 2 UNPUB REPT

Reporter information

Type Date Name Affiliation Comment
Reporter 01-APR-1979 Johnson, Kris H. (Creasey, S.C.) U.S. Geological Survey
Updater 01-JAN-1982 Calder, Susan R. U.S. Geological Survey