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  3. Mineral Resource Data System (MRDS)

Zig Zag Group

Past Producer in Pinal county in Arizona, United States with commodities Manganese, Copper
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Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Public Land Survey System information
  6. Commodities
  7. Materials information
  8. Host and associated rocks
  9. Nearby scientific data
  10. Geologic structures
  11. Ore body information
  12. Economic information about the deposit and operations
  13. Mining district
  14. Land status
  15. Ownership information
  16. Workings at the site
  17. Links to other databases
  18. Bibliographic references
  19. General comments
  20. Reporter information

Geologic information

Identification information

Deposit ID 10039509
MRDS ID M050192
Record type Site
Current site name Zig Zag Group
Alternate or previous names Chamberlain Property, Hess Property Manganese King, Manganese Queen

Geographic coordinates

Geographic coordinates: -111.25431, 32.91148 (WGS84)
Elevation 652
Relative position 12 MILES SE OF FLORENCE ON WEST FLANK OF KNOLL.

Site location context

Political divisions (FIPS codes)

Pinal(county)

Arizona(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Cactus Forest(quadrangle 1:24,000 scale)

Casa Grande(quadrangle 1:100,000 scale)

Tucson(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Middle Gila(hydrologic unit)

Middle Gila(hydrologic accounting unit)

Middle Gila(hydrologic subregion)

Lower Colorado(hydrologic region)

Federal lands

ST(Federal land areas administered by ST)

Geographic areas

Country State County
United States Arizona Pinal

Public Land Survey System information

Meridian Township Range Section Fraction State
Gila and Salt River 006S 011E 18 Arizona

Comments on the location information

  • INFO FROM LAND.ST :(1964)

Commodities

Commodity Importance
Manganese Critical Primary
Copper Tertiary

Materials information

Materials Type of material
Psilomelane Ore
Quartz Gangue

Analytical data

Result CU CONTENT OF ORE EXCEEDED ACCEPTABLE SPECIFICATIONS FOR MN ORE, SO AFTER 1953, NO FURTHER SHIPMENTS.

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Granitoid > Granite
    Rock unit name Granite, Coarse-Grained Granite
    Rock description Granite, Coarse-Grained Granite
    Stratigraphic age (youngest) Neoproterozoic
    Stratigraphic age (youngest) Neoproterozoic
    Stratigraphic age (youngest) Neoproterozoic
  • Host or associated Host
    Rock type Plutonic Rock > Granitoid > Granite

Nearby scientific data

(1) -111.25431, 32.91148
ListMap

Economic information

Geologic structures

Type of structure Regional
Structure description Block Faulting Trending Nnw. ; Reg.Trends: Minor Pre-Cretaceous E And Ne Trending Folds And Major Post-Cretaceous Nnw Trending Faults.

Ore body information

  • General form VEINLETS, LENSES
    Length 182.88M
    Width 0.91M

Comments on the geologic information

  • GEOL.DESC: THREE PARALLEL VEINS IN COARSE-GRAINED GRANITIC ROCKS. WHERE GRANITE IS SHATTERED, THIN SEAMS OF MN MINERALS EXTEND OUT FOR SEVERAL TENS OF FEET.

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1917
Discoverer Mr. Chamberlain
Year of first production 1917

Mining district

District name Zig Zag District

Land status

Ownership category Private

Ownership information

  • Type Owner-Operator
    Owner R. J. Edwards And Alex Garcia
    Home office Coolidge, Az.
    First year 1961

Comments on the production information

  • ITEM 1 IS 1917 PRODUCTION. ITEM 2 IS UNAUTHENTICATED REPORT OF WORLD WAR 2 PRODUCTION.AFTER SMALL SHIPMENT IN 1953, NO FURTHER PRODUCTION.

Workings at the site

  • Type of workings Surface/Underground
    Area 0.007HA
    Overall depth 30.48M
    Overall length 60.96M
    Overall width 1.22M

Comments on the workings information

  • 3 SHAFTS, SEVERAL OPENCUTS, 3 SHORT ADITS. SHAFTS NOW INACCESSIBLE.

Comments on development

  • 5 UNPATENTED CLAIMS, 1958 ; ECON.COM: ACCESS BY HIGHWAY 80-89 AND BY 2.5 MILES OF FLAT DIRT ROAD.

Reference information

Bibliographic references

  • Deposit

    FARNHAM, L.L., STEWART, L.A., DELONG, C.W., 1961, U.S. BUREAU MINES I.C. 7990

  • Deposit

    1961 COMPILE U.S. BUREAU MINES I.C. 799

  • Production

    FARNHAM, L.L., ET. AL. 1961

General comments

Subject category Comment text
Deposit ORE OCCURS IN HIGH GRADE STREAKS AND VEINLETS. BETTER ORE WAS IN LENSES FROM 50 TO 150 FT. LONG AND FROM SEV. INCHES TO 3 FT. WIDE. THREE MAJOR VEINS.
Deposit ZIG ZAG GROUP CONSISTS OF 5 UNPATENTED CLAIMS. ; INFO.SRC : 1 PUB LIT

Reporter information

Type Date Name Affiliation Comment
Reporter 01-AUG-1972 Bergquist, Joel R. U.S. Geological Survey

Beyond USGS

Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.

Maps centered on this site

Authoritative Arizona resources

These are landing pages for further research — the state agencies don't currently expose per-mine deep links.