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  3. Mineral Resource Data System (MRDS)

Iris and Natalia Claims

Occurrence in Pima county in Arizona, United States with commodities Copper, Gold, Silver, Uranium
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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. Materials information
  8. Host and associated rocks
  9. Nearby scientific data
  10. Geologic structures
  11. Ore body information
  12. Economic information about the deposit and operations
  13. Mining district
  14. Land status
  15. Ownership information
  16. Links to other databases
  17. Bibliographic references
  18. General comments
  19. Reporter information

Geologic information

Identification information

Deposit ID 10095028
MRDS ID M000219
Record type Site
Current site name Iris and Natalia Claims
Related records 10161765

Geographic coordinates

Geographic coordinates: -111.19791, 31.56569 (WGS84)

Site location context

Political divisions (FIPS codes)

Pima(county)

Arizona(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Murphy Peak(quadrangle 1:24,000 scale)

Sells(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 Pima

Public Land Survey System information

Meridian Township Range Section Fraction State
Gila and Salt River 21S 11E 26 SW Arizona

Comments on the location information

  • INFO FROM LAND.ST :(1964)

Commodities

Commodity Importance
Copper Primary
Gold Secondary
Silver Secondary
Uranium Tertiary

Materials information

Materials Type of material
Chalcocite Ore
Covellite Ore
Malachite Ore
Pitchblende Ore
Limonite Gangue
Quartz Gangue

Host and associated rocks

  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Rhyolite

Nearby scientific data

(1) -111.19791, 31.56569
ListMap

Economic information

Geologic structures

Type of structure Local
Structure description Tabular Shear Zone

Ore body information

  • General form LENSES AND NODULES
    Strike S 80 W, N 80 E
    Dip 34N

Comments on the geologic information

  • GEOL.DESC: COPPER BEARING SHEAR ZONES IN RHYOLITE CONTAINS URANIUM MINERAL KASOLITE (?)

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No

Mining district

District name Oro Blanco

Land status

Ownership category National Forest
Area name Coronado National Forest

Ownership information

  • Type Owner
    Owner Elmer Andester Fernstrom Of Tucson And Roman Encinas Of Arivaca
    First year 1951

Comments on the production information

  • NO RECORD

Reference information

Bibliographic references

General comments

Subject category Comment text
Deposit 3 PARALLEL MINERALIZED SHEAR ZONES.
Deposit RECORD # M800300 BY JOCELYN A. PETERSON HAS BEEN INCORPORATED INTO THIS ONE. ; INFO.SRC : 1 PUB LIT

Reporter information

Type Date Name Affiliation Comment
Reporter 01-APR-1972 Gere, W. U.S. Geological Survey
Updater 01-MAR-1982 Peterson, Jocelyn A. U.S. Geological Survey

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.