Gross Copper Prospect

Occurrence in Santa Cruz county in Arizona, United States with commodities Copper, Molybdenum
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. Workings at the site
  18. Links to other databases
  19. Bibliographic references
  20. General comments
  21. Reporter information

Geologic information

Identification information

Deposit ID 10048330
MRDS ID M899911
Record type Site
Current site name Gross Copper Prospect
Related records 10283352

Geographic coordinates

Geographic coordinates: -110.77207, 31.3857 (WGS84)
Elevation 1341
Location accuracy 100(meters)
Relative position 5 MILES SE OF NOGALES INTERNATIONAL AIRPORT, Used Schrader (1915), Used Schrader (1915)

Site location context

Political divisions (FIPS codes)

Santa Cruz(county)

Arizona(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Cumero Canyon(quadrangle 1:24,000 scale)

Nogales(quadrangle 1:100,000 scale)

Nogales(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Upper Santa Cruz(hydrologic unit)

Santa Cruz(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 Santa Cruz

Public Land Survey System information

Meridian Township Range Section Fraction State
Gila and Salt River 023S 015E 36 NE OF NE OF NW Arizona

Comments on the location information

  • SOUTH SIDE OF PROVIDENCIA CANYON, 1/2 MILE SE OF GOLDEN ROSE MINE AND 1/2 MILE NW OF BUENA VISTA MINE . CONSISTS OF A SERIES OF MINES INCLUDING GROSS & GOLDEN ROSE CAMPS IN PALOMA, WILD HOG, & PROVIDENCIA CANYONS ; INFO FROM LAND.ST :(1979)

Commodities

Commodity Importance
Copper Primary
Molybdenum Secondary

Materials information

Materials Type of material
Chalcopyrite Ore
Molybdenite Ore
Pyrite Ore
Quartz Gangue

Alteration

  • (Local) Minor

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Ultramafic Intrusive Rock > Hornblendite
    Stratigraphic age (youngest) Pliocene
  • Host or associated Host
    Rock type Plutonic Rock > Granitoid > Quartz Monzonite

Nearby scientific data

(1) -110.77207, 31.3857

Economic information

Geologic structures

Type of structure Regional
Structure description E-W And Ne Trending Quartz Veins And Associated Bands Of Crushed Mineralized Rock In Fault Fissures Cutting Diorite And Quartz Monzonite
Type of structure Local
Structure description Quartz Monzonite Is Locally Intruded By Granite Prophyry And Underlain By Diorite

Ore body information

  • General form IRREGULAR
    Length 1609.3M

Controls for ore emplacement

  • Somewhat Sheared Quartz Monzonite Is Impregnated With Evenly Disseminated Small Crystals, Masses, And Grains Of Chalcopyrite, Pyrite, And Trace Amounts Of Molybdenite

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1899
Discoverer G. Gross

Mining district

District name Patagonia District

Land status

Ownership category National Forest

Workings at the site

  • Type of workings Underground
    Overall depth 24.38M

Comments on the workings information

  • SHAFT 80 FT IN QUARTZ MONZONITE

Comments on development

  • OWNERS AND OPERATORS INCLUDED G. GROSS (1899-1915)

Reference information

Bibliographic references

  • Deposit

    SCHRADER, 1915, USGS BULL #582, P. 311

  • Deposit

    SIMONS, FRANK S. 1974, GEOLOGIC MAP AND SECTIONS OF THE NOGALES AND LOCHIEL QUADRANGLES, SANTA CRUZ COUNTY, ARIZONA; USGS MAP I-762 (1:48000)

General comments

Subject category Comment text
Deposit EXACT LOCATION IS UNCERTAIN; PROSPECT LOCATION ALSO GIVEN AS 1 1/4 MILES NE OF GOLDEN ROSE MINE AT THE MOUTH OF GUAJOLOTE CANYON; PROSPECT NOT TO BE CONFUSED WITH THE GROSS MINE, LOCATED 1 1/4 MILES TO NW OF GOLDEN ROSE MINE ; INFO.SRC : 1 PUB LIT
Deposit Discovery Year: 1899-1900
Deposit SMALL CRYSTALS, MASSES, AND GRAINS; COPPER MINERALS ARE PERSISTENT THROUGHOUT MILE OR MORE OF NORTHWEST SLOPE OF MOUNTAIN ON WHICH PROSPECT IS SITUATED

Reporter information

Type Date Name Affiliation Comment
Reporter 01-MAR-82 Laraba, Peter (Calder, Susan) 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.