Old Jonah Mine

Producer in Pinal county in Arizona, United States with commodities Copper, Silver, Gold
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. Controls for ore emplacement
  12. Economic information about the deposit and operations
  13. Workings at the site
  14. Links to other databases
  15. Bibliographic references
  16. General comments
  17. Reporter information

Geologic information

Identification information

Deposit ID 10046276
MRDS ID M241168
Record type Site
Current site name Old Jonah Mine
Alternate or previous names Gold Nugget
Related records 10259550

Geographic coordinates

Geographic coordinates: -111.79877, 32.71427 (WGS84)
Elevation 549
Relative position ABOUT 1.7 MILES SOUTHWEST OF WHITE HORSE PASS

Site location context

Political divisions (FIPS codes)

Pinal(county)

Arizona(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Silver Reef Mountains(quadrangle 1:24,000 scale)

Casa Grande(quadrangle 1:100,000 scale)

Tucson(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Lower Santa Cruz(hydrologic unit)

Santa Cruz(hydrologic accounting unit)

Middle Gila(hydrologic subregion)

Lower Colorado(hydrologic region)

Federal lands

BIA(Federal land areas administered by BIA)

Geographic areas

Country State County
United States Arizona Pinal

Public Land Survey System information

Meridian Township Range Section Fraction State
Gila and Salt River 008S 005E 24 SE OF SW Arizona

Comments on the location information

  • LOCATED IN SADDLE BETWEEN TWO PEAKS AS INDICATED BY ADIT ON MF-934; SECTION 24 IS TWICE THE WIDTH OF A NORMAL SECTION

Commodities

Commodity Importance
Copper Primary
Silver Secondary
Gold Secondary

Materials information

Materials Type of material
Chrysocolla Ore
Silver Ore

Host and associated rocks

  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic)
    Stratigraphic age (youngest) Neoproterozoic
    Stratigraphic age (youngest) Pliocene
    Stratigraphic age (youngest) Neoproterozoic
  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Intermediate Volcanic Rock > Andesite
    Rock unit name Oracle Granite Of Peterson
    Rock description Oracle Granite Of Peterson
  • Host or associated Host
    Rock type Plutonic Rock > Granitoid > Granite

Nearby scientific data

(1) -111.79877, 32.71427

Economic information

Geologic structures

Type of structure Regional
Structure description E-W Fractures, With Minor Nw Striking Faults, Ew Fault 1/4 Mile South Of Mine
Type of structure Local
Structure description E-W Fracture Zone And, Contact Nw Fault Directly E Of Mine, Up Thrown Side Is To Ne. Oracle Granite On North Side Of Contact, North Of Mine

Controls for ore emplacement

  • Contact Between Granite And Andesite, E.-W. Trending

Comments on the geologic information

  • MF 934 MAPS AN EW MINERALIZED FRACTURE ZONE WHICH IS ALSO A TERT ANDESITE ORACLE GRANITE CONTACT.

Economic information about the deposit and operations

Development status Producer
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1895
Discoverer Loss Bros.
Year of first production 1935
Year of last production 1939

Workings at the site

  • Type of workings Underground
    Length 152.4M
    Overall depth 21.34M

Comments on the workings information

  • TUNNELS 320 FT, 20 FT CROSSCUTS, 40 FT STOPES

Comments on development

  • 3 UNPATENTED CLAIMS: OLD JONAH, NO. 1, NO. 2

Reference information

Bibliographic references

  • Deposit

    ABGMT CLIPPINGS FILE

  • Deposit

    ABGMT-USBM FILE DATA

  • Deposit

    ADMR FILE DATA

  • Deposit

    USGS MF-934, 1978

General comments

Subject category Comment text
Deposit CONTACT BETWEEIN GRANITE AND ANDESITE
Deposit Discovery Year: 1890'S

Reporter information

Type Date Name Affiliation Comment
Reporter 01-MAR-1982 Roth, Frances A. (Gest, Don E.) 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

Authoritative Arizona resources

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