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Yarnell Mine

Producer in Yavapai county in Arizona, United States with commodities Gold, Silver, Copper, Lead
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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. 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. Mining district
  16. Land status
  17. Ownership information
  18. Workings at the site
  19. Links to other databases
  20. Bibliographic references
  21. General comments
  22. Reporter information

Geologic information

Identification information

Deposit ID 10048177
MRDS ID M800233
Record type Site
Current site name Yarnell Mine
Related records 10161582

Geographic coordinates

Geographic coordinates: -112.74853, 34.20588 (WGS84)
Elevation 1558
Relative position 1.1 MILES SOUTH OF YARNELL, ARIZONA

Site location context

Political divisions (FIPS codes)

Yavapai(county)

Arizona(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Yarnell(quadrangle 1:24,000 scale)

Bradshaw Mountains(quadrangle 1:100,000 scale)

Prescott(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Hassayampa(hydrologic unit)

Lower Gila-Agua Fria(hydrologic accounting unit)

Lower Gila(hydrologic subregion)

Lower Colorado(hydrologic region)

Geographic areas

Country State County
United States Arizona Yavapai

Public Land Survey System information

Meridian Township Range Section Fraction State
Gila and Salt River 010N 005W 14 CENTER OF SW Arizona

Comments on the location information

  • UTM COORDINATES TO ONE SHAFT SURROUNDED BY NUMEROUS ADITS. MAIN WORKINGS ON JUNIPER CLAIM ; INFO FROM LAND.ST :(1964)

Commodities

Commodity Importance
Gold Primary
Silver Secondary
Copper Tertiary
Lead Tertiary

Materials information

Materials Type of material
Chalcopyrite Ore
Galena Ore
Gold Ore
Pyrite Gangue
Quartz Gangue

Alteration

  • (Local) Minor Sericite Along Vein Walls

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Granitoid > Granite
  • Host or associated Host
    Rock type Plutonic Rock > Granitoid > Granite

Nearby scientific data

(1) -112.74853, 34.20588
ListMap

Economic information

Geologic structures

Type of structure Regional
Structure description Foliation In Precambrian Metamorphic Rocks Trends N10e To N25e; Granitic Rocks Unfoliated
Type of structure Local
Structure description Veins Trend Northeast And Dip At Low Angles, Usually Less Than 40 Degrees

Ore body information

  • General form TABULAR
    Strike N 45 E
    Dip 40 NW TO 35 NW
    Thickness 9.14M
    Length 457.2M
    Width 60.96M
    Depth to bottom 64.01M

Controls for ore emplacement

  • Faulting, Shearing, Igneous Activity

Comments on the geologic information

  • DEPOSIT IS QUARTZ VEIN WHICH CUTS PRECAMBRIAN GRANITIC ROCKS. VEIN LOCALIZED ALONG SHALLOWLY-DIPPING ANDESITE AND DIORITE DIKES, BUT DIKES LACKING AT YARNELL MINE

Economic information about the deposit and operations

Development status Producer
Commodity type Metallic
Deposit size Small
Significant No
Discoverer Harrison Yarnell
Year of first production 1936
Year of last production 1941

Mining district

District name Rich Hill District

Land status

Ownership category Private

Ownership information

  • Type Operator
    Owner Winslow Gold Mining , Duane Gray
    First year 1942
  • Type Owner
    Owner Security Trust Co (1940'S)

Workings at the site

  • Type of workings Underground
    Area 0.105HA
    Length 609.6M
    Overall depth 64.01M
    Overall length 182.88M
    Overall width 6.1M

Comments on the workings information

  • 3 LEVELS CONNECTED BY RAISES. HUMAN SHAFT IS 210 FT DEEP WITH LEVELS ON 75, 125, 190 FT FROM SURFACE

Comments on development

  • PATENTED CLAIMS INCLUDE JUNIPER, TRIANGLE, EDMUND, EDGAR

Reference information

Bibliographic references

  • Deposit

    USBM I.C. 6991, P. 34-39

  • Deposit

    USBM-ABGMT FILE DATA

  • Deposit

    ABGMT CLIPPINGS FILES

  • Deposit

    AZ DEPT MIN. RESOURCES FILES.

General comments

Subject category Comment text
Deposit SHEAR ZONE APPARENTLY DEVOID OF DIORITE DIKES

Reporter information

Type Date Name Affiliation Comment
Reporter 01-NOV-1981 Dewitt, Ed H. Arizona Bureau of Geology and Mineral Technology

Beyond USGS

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

External references

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.