Allison Mine

Past Producer in Pima county in Arizona, United States with commodities Gold, Silica, Silver, Quartz, Copper, Lead, Manganese
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. Alteration
  9. Host and associated rocks
  10. Nearby scientific data
  11. Geologic structures
  12. Ore body information
  13. Controls for ore emplacement
  14. Economic information about the deposit and operations
  15. Production statistics
  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 10039550
MRDS ID M050259
Record type Site
Current site name Allison Mine
Alternate or previous names Chance, El Oro, Old Gold, Side Veins: Fourth of July, Roberts
Related records 10259556

Geographic coordinates

Geographic coordinates: -111.63431, 31.8154 (WGS84)
Elevation 1113
Relative position ABOUT 0.6 MILES SOUTH OF ALLISON CAMP IN FRESNAL CANYON, AND 1.6 MILES EAST OF CHIULI SHAIK ON WEST FLANK OF BABOQUIVARI MTNS.

Site location context

Political divisions (FIPS codes)

Pima(county)

Arizona(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Chiuli Shaik(quadrangle 1:24,000 scale)

Sells(quadrangle 1:100,000 scale)

Nogales(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

San Simon Wash(hydrologic unit)

Rio Sonoyta(hydrologic accounting unit)

Sonora(hydrologic subregion)

Lower Colorado(hydrologic region)

Federal lands

BIA(Federal land areas administered by BIA)

Geographic areas

Country State County
United States Arizona Pima

Public Land Survey System information

Meridian Township Range Section Fraction State
Gila and Salt River 018S 007E 33 Arizona

Comments on the location information

  • UNSURVEYED AREA

Commodities

Commodity Importance
Gold Primary
Silica Primary
Silver Secondary
Quartz Secondary
Copper Secondary
Lead Secondary
Manganese Critical Tertiary

Materials information

Materials Type of material
Argentite Ore
Gold Ore
Quartz Unknown

Alteration

  • (Local) Portions Of Vein Containing Abundant Manganese And Iron Oxides Have Richest Ore.

Host and associated rocks

  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Rhyolite
    Stratigraphic age (youngest) Miocene
    Stratigraphic age (youngest) Pliocene
    Stratigraphic age (youngest) Miocene
  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Conglomerate
    Rock unit name Yellowstone Wash Formation
    Rock description Yellowstone Wash Formation
  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Pyroclastic Rock > Volcanic Breccia (Agglomerate)

Nearby scientific data

(1) -111.63431, 31.8154

Economic information

Geologic structures

Type of structure Local
Structure description Allison Fault Zone - N30 W; 75-80 W

Ore body information

  • Strike EASTWARD
    Dip 50 SW
    Width 7.62M

Controls for ore emplacement

  • Fault Zone Between Rhyolite Dike And Andesite - Northwest Trending.

Economic information about the deposit and operations

Development status Past Producer
Commodity type Both
Deposit size Small
Significant No
Discovery year 1888
Discoverer Ricks And Burse
Year of first production 1898

Production statistics

  • Year 1961
    Period 1890-1961
    Material ORE
    Accuracy Estimate
    Description Cp_Grade: ^0.22 Oz Au/Ton, 2.7 Oz Ag/Ton, Minor Pb,Cu
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Ore Silver Silver 76g/mt
    Minor Ore Gold Gold 6g/mt

Workings at the site

  • Type of workings Underground
    Length 975.36M
    Overall depth 190.5M

Comments on the workings information

  • 3 LEVELS AT 400, 525, AND 625 FOOT LEVELS; WITH A TUNNEL AT 200 FOOT LEVEL, AND DRIFTS, RAISES AND WINZES BETWEEN LEVELS. BEST ORE AT 400 & 525 LEVELS. SEVERAL THOUSAND FEET OF UNDERGROUN WORKINGS IN TOTAL.

Comments on development

  • WORK FROM 1955 TO 1961 WAS ON SIDE VEINS EAST OF ALLISON VEIN WORKINGS; PREVIOUS OWNERS INCLUDE TON REED GOLD MINING CO, OLD GOLD MINING CO ; ECON.COM: OLD MILL IS NOW IN RUINS.

Reference information

Bibliographic references

  • Deposit

    WILSON, CUNNINGHAM, AND BUTLER, 1934, ARIZONA LODE GOLD MINES: ARIZ. BUREAU OF MINES BULL. 137.

  • Deposit

    WORCESTER, A.W., 1931, ALLISON MINE OF THE EL ORO MINING CO.: MINING JOURNAL, V. 15, NO. 3, P. 5-6.

  • Deposit

    FAIR, C.L., 1965, GEOLOGY OF FRESNAL CANYON AREA: UNIV ARIZ. PH.D. - THESIS.

  • Deposit

    KEITH, S.B., 1974, ABM BULLETIN 189, P. 107.

  • Deposit

    ARIZONA DEPT OF MINERAL RESOURCES FILE DATA.

  • Deposit

    NOWLAN, G.A., HAXEL, G.B., HANNA, W.F., PITKIN, J.A., DIVELEY-WHITE, D.V., MCDONNELL, J.R., JR., AND LUNDBY, WILLIAM, 1989, MINERAL RESOURCES OF THE BABOQUIVARI PEAK AND COYOTE MOUNTAINS WILDERNESS STUDY AREAS, PIMA COUNTY, ARIZONA: U.S. GEOLOGICAL SURVEY BULLETIN 1702, 30 P.

  • Deposit

    PHILLIPS, K.A., 1987, ARIZONA INDUSTRIAL MINERALS: ARIZONA DEPARTMENT OF MINES AND MINERAL RESOURCES REPORT 4, 185 P.

  • Deposit

    PEIRCE, H.W., 1990, ARIZONA GEOLOGICAL SURVEY INDUSTRIAL MINERALS CARD FILE.

  • Other Database

    CIMRI

  • Production

    KEITH,1974; 2ND AND 3RD NUMBERS FROM WILSON,1934.

General comments

Subject category Comment text
Deposit 20 UNPATENTED CLAIMS.
Deposit MINERALIZED QUARTZ VEINS OCCUR IN SHAR ZONES IN SEDIMENTARY ROCKS, RHYOLITIC-ANDESITIC FLOWS AND INTRUSIONS. SIDE VEINS INCLUDE THE 4TH OF JULY AND ROBERTS, WHICH ARE BOTH NEAR VERTICAL.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-AUG-1972 Johnson, Maureen G. U.S. Geological Survey
Updater 01-OCT-1981 Gest, Don E. Arizona Bureau of Geology and Mineral Technology
Updater 01-MAR-1993 Orris, Greta J. U.S. Geological Survey

Beyond USGS

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

External references

Authoritative Arizona resources

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