America-Bonanza

Occurrence in Sonora, Mexico with commodity Copper
Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Commodities
  6. Materials information
  7. Mineral occurrence model information
  8. Host and associated rocks
  9. Nearby scientific data
  10. Economic information about the deposit and operations
  11. Mining district
  12. Links to other databases
  13. Bibliographic references
  14. General comments
  15. Reporter information

Geologic information

Identification information

Deposit ID 10049282
MRDS ID MX00561
Record type Site
Current site name America-Bonanza
Related records 10182592

Geographic coordinates

Geographic coordinates: -110.30899, 30.96682 (WGS84)

Site location context

Political divisions (FIPS codes)

Pima(county)

Arizona(state)

United States(country)

North America(continent)

Land(continent)

Geographic areas

Country State
Mexico Sonora

Comments on the location information

  • ESTIMATED TO WITHIN 0.5 KM.

Commodities

Commodity Importance
Copper Primary

Materials information

Materials Type of material
Chalcocite Ore
Chalcopyrite Ore
Pyrite Ore

Analytical data

Result MAX: 10% CU.

Mineral occurrence model information

Model code 53
USGS model code 17
Deposit model name Porphyry Cu
Mark3 model number 4

Host and associated rocks

  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Intermediate Volcanic Rock > Andesite
    Rock unit name Mesa Volcanics
    Rock description Mesa Volcanics
    Stratigraphic age (youngest) Late Cretaceous
    Stratigraphic age (youngest) Late Cretaceous

Nearby scientific data

(1) -110.30899, 30.96682

Economic information

Comments on the geologic information

  • BRECCIA PIPE IN PREDOMINANTLY VOLCANIC TERRANE.

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No

Mining district

District name Cananea

Comments on the workings information

  • AT LEAST 6 SHAFTS IN AREA.

Reference information

Bibliographic references

General comments

Subject category Comment text
Deposit PYRITE-RICH ORE COATED WITH CHALCOCITE, AND CROSS-CUT BY VEINLETS OF CHALCOCITE. TOP 30-40 FT BARREN OR ONLY SLIGHTLY OXIDIZED. GRADE DECREASES WITH DEPTH. ALREADY LOW-GRADE AT 200 FT BELOW SURFACE.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-MAY-1988 Leonard, Kenneth R. (Page, Norman J.) U.S. Geological Survey

Beyond USGS

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