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  3. Mineral Resource Data System (MRDS)

Sunset Mine

Producer in Gila county in Arizona, United States with commodities Manganese, Iron
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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. Controls for ore emplacement
  13. Economic information about the deposit and operations
  14. Mining district
  15. Land status
  16. Ownership information
  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 10046300
MRDS ID M241201
Record type Site
Current site name Sunset Mine
Alternate or previous names Armer Property, Sunset Group
Related records 10282766

Geographic coordinates

Geographic coordinates: -111.03681, 33.7459 (WGS84)
Elevation 1097
Relative position 5 MILES SSW OF ARMER MOUNTAIN. 4 4/10 MILES SE OF DUTCHWOMAN BUTTE.

Site location context

Political divisions (FIPS codes)

Gila(county)

Arizona(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Windy Hill(quadrangle 1:24,000 scale)

Theodore Roosevelt Lake(quadrangle 1:100,000 scale)

Mesa(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Upper Salt(hydrologic unit)

Salt(hydrologic accounting unit)

Salt(hydrologic subregion)

Lower Colorado(hydrologic region)

Federal lands

Tonto 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 Gila

Public Land Survey System information

Meridian Township Range Section Fraction State
Gila and Salt River 005N 013E 29 NE OF SE Arizona

Comments on the location information

  • LOCATED IN ARMER GULCH, 39 MILES NW OF GLOBE, 6 MILES N OF ROOSEVELT LAKE. ; INFO FROM LAND.ST :(1978)

Commodities

Commodity Importance
Manganese Critical Primary
Iron Secondary

Materials information

Materials Type of material
Psilomelane Ore
Pyrolusite Ore

Analytical data

Result GRAB SAMPLE IN 1943 ASSAYED 50 % MN, NO ZINC, IN 1961, SAMPLE ASSAYED 9.5 % MN, FROM A PILE FROM WHICH BETTER ORE WAS PREVIOUSY SHIPPED

Host and associated rocks

  • Host or associated Host
    Rock type Metamorphic Rock > Metasedimentary Rock > Quartzite
    Rock unit name Dripping Springs Quartzite
    Rock description Dripping Springs Quartzite
    Stratigraphic age (youngest) Neoproterozoic
    Stratigraphic age (youngest) Neoproterozoic

Nearby scientific data

(1) -111.03681, 33.7459
ListMap

Economic information

Geologic structures

Type of structure Local
Structure description Limestone Is South Of Mine Workings

Ore body information

  • General form VEINLETS, SEAMS, MASSES, BLOCKS
    Strike N70W
    Dip 65NE
    Length 243.84M
    Width 30.48M

Controls for ore emplacement

  • Contact Between Limestone And Quartzite

Economic information about the deposit and operations

Development status Producer
Commodity type Metallic
Deposit size Small
Significant No
Year of first production 1953
Year of last production 1954

Mining district

District name Sunset District

Land status

Ownership category National Forest

Ownership information

  • Type Owner
    Owner Armer, B. G.

Workings at the site

  • Type of workings Surface/Underground
    Length 45.72M
    Overall depth 12.19M

Comments on the workings information

  • 1 30 TO 40 FT SHAFT, OPEN STOPE EXTENDING FROM SURFACE TO SHAFT BOTTOM, APPROXIMATELY 65 FT. LONG AND 2 TO 4 FT WIDE. B1GGEST TRENCH 150 FT LONG, 5 FT WIDE AND 10 FT DEEP.

Comments on development

  • 4 UNPATENTED CLAIMS. PRODUCED ONLY IN 1953 AND 1954

Reference information

Bibliographic references

  • Deposit

    USBM IC 7990, P. 86-87

  • Deposit

    USBM FILE DATA-CLUSTER928-SUNSET MINE

  • Deposit

    ADMR SUNSET MANGANESE FI LE

General comments

Subject category Comment text
Deposit SURFACE MINERALIZATION FROM 80 TO 100 FEET IN WIDTH, IN BANDS OF CONCENTRATED MANGANESE

Reporter information

Type Date Name Affiliation Comment
Reporter 01-MAY-1982 Steinzig, Kathryn L. (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.

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.