Loma Linda Mine

Producer in Cochise county in Arizona, United States with commodities Copper, Silver, Gold, Zinc
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. Controls for ore emplacement
  13. Economic information about the deposit and operations
  14. Mining district
  15. Land status
  16. Links to other databases
  17. Bibliographic references
  18. General comments
  19. Reporter information

Geologic information

Identification information

Deposit ID 10109855
MRDS ID M800320
Record type Site
Current site name Loma Linda Mine
Alternate or previous names Loma Linda Pit

Geographic coordinates

Geographic coordinates: -109.96066, 31.8868 (WGS84)
Elevation 1768
Relative position APPROX 1 MI SE OF COCHISE PEAK, 1/8 MILE SE OF COBRE LOMA MINE

Site location context

Political divisions (FIPS codes)

Cochise(county)

Arizona(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Cochise Stronghold(quadrangle 1:24,000 scale)

Chiricahua Peak(quadrangle 1:100,000 scale)

Douglas(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Willcox Playa(hydrologic unit)

San Pedro-Willcox(hydrologic accounting unit)

Middle Gila(hydrologic subregion)

Lower Colorado(hydrologic region)

Federal lands

Coronado National Forest(National Forest)

National Forest FS(Type of land area)

FS(Federal land areas administered by FS)

Geographic areas

Country State County
United States Arizona Cochise

Public Land Survey System information

Meridian Township Range Section Fraction State
Gila and Salt River 018S 023E 11 NE Arizona

Comments on the location information

  • INFO FROM LAND.ST :(1979)

Commodities

Commodity Importance
Copper Primary
Silver Primary
Gold Secondary
Zinc Critical Secondary

Materials information

Materials Type of material
Bornite Ore
Chalcopyrite Ore
Sphalerite Ore

Host and associated rocks

  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Rhyolite
    Stratigraphic age (youngest) Pliocene
    Stratigraphic age (youngest) Late Cretaceous
    Stratigraphic age (youngest) Late Cretaceous
  • Host or associated Associated
    Rock type Plutonic Rock > Granitoid > Granite
  • Host or associated Host
    Rock type Sedimentary Rock > Carbonate > Limestone
    Rock unit name Bisber Group
    Rock description Bisber Group

Nearby scientific data

(1) -109.96066, 31.8868

Economic information

Geologic structures

Type of structure Regional
Structure description N-W Trending Thrust Faults, Cobre Loma W Of Mine, Scorpion East Of Mine
Type of structure Local
Structure description Nw Trending Rhyolite Dike. Overturned Cret Beds Dip Sw S Of Mine Upright Cret Beds Dip Sw N Of Mine

Ore body information

  • General form IRREGULAR

Controls for ore emplacement

  • In Limestone, Near Contact With Rhyolite Dike

Economic information about the deposit and operations

Development status Producer
Commodity type Metallic
Deposit size Small
Significant No

Mining district

District name Middle Pass District

Land status

Ownership category National Forest

Comments on the production information

  • PRODUCTION MAY BE INCLUDED WITH 1979 TAILING TOTAL FOR CHRISTMAS MINE, MIDDLE PASS DISTRICT, IN ABGMT-USBM FILE

Comments on the workings information

  • PIT WORKINGS, AND ONE ADIT

Reference information

Bibliographic references

  • Deposit

    SOUSA, R.X., 1980, GEOLOGY OF THE MIDDLE MARCH MINE AND VICINITY, CENTRAL DRAGOON MOUNTAINS, COCHISE COUNTY, AZ, MS THESIS, UNIV OF AZ

General comments

Subject category Comment text
Deposit RECENTLY DEVELOPED. LOCATED AS A PROSPECT ON 1958 TOPOGRAPHIC MAP ; INFO.SRC : 2 UNPUB REPT

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JAN-1982 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.

Authoritative Arizona resources

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