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  3. Mineral Resource Data System (MRDS)

Unnamed Shaft, Open Cut, Decline

Prospect in Cochise county in Arizona, United States with commodities Copper, Lead, Silver
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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. Nearby scientific data
  8. Economic information about the deposit and operations
  9. Mining district
  10. Land status
  11. Links to other databases
  12. Bibliographic references
  13. General comments
  14. Reporter information

Geologic information

Identification information

Deposit ID 10282480
MAS/MILS ID 0040030072
Record type Site
Current site name Unnamed Shaft, Open Cut, Decline

Geographic coordinates

Point of reference Main Entrance
Geographic coordinates: -109.22954, 31.94013 (WGS84)
Elevation 1793
Location accuracy 100(meters)

Site location context

Political divisions (FIPS codes)

Cochise(county)

Arizona(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Portal(quadrangle 1:24,000 scale)

Chiricahua Peak(quadrangle 1:100,000 scale)

Douglas(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

San Simon(hydrologic unit)

Upper Gila(hydrologic accounting unit)

Upper 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 017 S 030 E 24 SW Arizona

Commodities

Commodity Importance
Copper Tertiary
Lead Tertiary
Silver Secondary

Nearby scientific data

Main Entrance (1) -109.22954, 31.94013
ListMap

Economic information

Economic information about the deposit and operations

Operation type Surface-Underground
Development status Prospect
Commodity type Metallic
Significant No

Mining district

District name California District

Land status

Ownership category National Forest

Reference information

Bibliographic references

  • Deposit

    BROWN S D 1993 USBM OPEN-FILE REPORT MLA 12-93 P 135-136

General comments

Subject category Comment text
Deposit OPEN CUT WITH SHAFT 20 FT DEEP, CUT CONNECTS WITH DECLINE ABOUT 35 FT LONG. IRREGULAR ZONES OF LIMESTONE REPLACEMENT, ALTERED LIMESTONE, LIMONITIC GOSSAN, MINOR MALACHITE. THREE SAMPLES FROM THESE WORKINGS AVERAGED 1330 PPM COPPER, 1.25% LEAD, AND 40 PPM SILVER.

Reporter information

Type Date Name Affiliation Comment
Reporter 15-JUL-1993 Brown, Don U.S. Bureau of Mines

Beyond USGS

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

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.