Alto Mine

Past Producer in Juab county in Utah, United States with commodities Copper, Silver, Gold
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. Ownership information
  18. Production statistics
  19. Links to other databases
  20. Bibliographic references
  21. General comments
  22. Reporter information

Geologic information

Identification information

Deposit ID 10011401
MRDS ID D006199
Record type Site
Current site name Alto Mine
Related records 10203243

Geographic coordinates

Geographic coordinates: -113.03553, 39.56106 (WGS84)
Elevation 2013
Relative position .7 MILES SE OF LADY LAIRD PEAK

Site location context

Political divisions (FIPS codes)

Juab(county)

Utah(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Lady Laird Peak(quadrangle 1:24,000 scale)

Fish Springs(quadrangle 1:100,000 scale)

Delta(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Lower Sevier(hydrologic unit)

Escalante Desert-Sevier Lake(hydrologic accounting unit)

Escalante Desert-Sevier Lake(hydrologic subregion)

Great Basin(hydrologic region)

Geographic areas

Country State County
United States Utah Juab

Public Land Survey System information

Meridian Township Range Section Fraction State
Salt Lake 014S 011W 36 Utah

Comments on the location information

  • SECTION SUBDIVISIONS SW 1/4 SE 1/4 NW 1/4

Commodities

Commodity Importance
Copper Primary
Silver Secondary
Gold Secondary

Materials information

Materials Type of material
Gold Ore
Malachite Ore

Alteration

  • (Local) Iron Okide

Analytical data

Result ASSAY OF JAN. 12, 1916: 2 SAMPLES AVG. 26.28% CU, 0.03 OZ AU, 0.28 OZ AG
Result 1934 DUMP ASSAY: 0.025 OZ AU, 0.70 OZ AG, 1.22% CU

Host and associated rocks

  • Host or associated Host
    Rock type Sedimentary Rock > Carbonate > Dolomite
    Rock unit name Dolomite H (Marjum Formation Of House Range)
    Rock description Dolomite H (Marjum Formation Of House Range)
    Stratigraphic age (youngest) Late Cambrian
    Stratigraphic age (youngest) Late Cambrian

Nearby scientific data

(1) -113.03553, 39.56106

Economic information

Geologic structures

Type of structure Regional
Structure description Drum Mtns Homocline
Type of structure Local
Structure description Keystone Fault Strikes Ne

Ore body information

  • General form IRREGULAR LENS
    Thickness 6.1M

Controls for ore emplacement

  • Along Keystone Fault Zone

Comments on the geologic information

  • A 40 FT VERTICAL WINZE SUNK ON THE MAIN ORE SHOOT IS ALL IN MINERALIZED MATERIAL INDICATING THE DOWNWARD EXTENSION OF THE SHOOT. DRIFTING 100 FT NW ORE QUANITY DECREASED IN THAT DIRECTION.

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1900
Year of first production 1914

Mining district

District name Detroit District

Land status

Ownership category Private

Ownership information

  • Type Operator
    Owner Utah Central Mining Co.
  • Type Owner
    Owner Utah Central Mining Co.
    First year 1934

Production statistics

  • Year 1917
    Accuracy Accurate
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Minor Ore Gold Gold 26g/mt
    Major Ore Copper Copper 12wt-pct
    Minor Ore Silver Silver 29g/mt
  • Year 1917
    Accuracy Accurate
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Minor Ore Gold Gold 3g/mt
    Major Ore Copper Copper 12wt-pct
    Minor Ore Silver Silver 36g/mt

Comments on the production information

  • ITEM #1 GARFIELD SMELTER RETURN 3-13-1916; ITEM #2 RETURN OF JUNE 1, 1916; ITEMS 3-4 JULY 1917

Comments on the workings information

  • 2 TUNNELS HAVE BEEN DRIVEN AT A VERTICAL INTERVAL OF 142 FT. THE UPPER OF WHICH IS RESPONSIBLE FOR ALL ORE PRODUCTION TO 1934

Comments on development

  • ALL OF THE REPORTS MENTIONED ABOVE ARE ON FILE AT THE UTAH GEOLOGICAL & MIN. SURVEY, SALT LAKE CITY, UT. THE REPORTS INCLUDE MAPS, MEASURED SECTIONS, ASSAYS AND OTHER INFORMATION.

Reference information

Bibliographic references

  • Deposit

    CRITTENDEN, M.D., 1961, MANGANESE DEPOSITS OF THE DRUM MTNS, JUAB-MILLARD COUNTIES UTAH: USGS BULL. 1082-H

  • Deposit

    EVERTS, M.L., 1980, UT. GEOL. & MIN. SURVEY, ON SITE INVESTIGATION

  • Deposit

    CRANE, G.W., 1934, GEOLOGY AND EVALUATION OF COMPANY HOLDINGS IN THE DETROIT DISTRICT: REPORT TO MR. FRANK SYLVESTER, PRESIDENT OF UTAH CENTRAL MINES COMPANY FROM G.W. CRANE, CONSULTING GEOLOGIST, MARCH 15, 1934, MAPS, SURVEYS, ASSAYS, ETC.

  • Deposit

    1920 RECON BUTLER, USGS PP 111

  • Deposit

    1961 RECON CRITTENDEN, USGS BULL. 1082-H

  • Deposit

    1969 RECON UT. GEOL. & MIN. SURVEY RI 41

  • Production

    CRITTENDEN, M.D., 1961, MANGANESE DEPOSIT IN THE DRUM MTN.: USGS BULL. 1082-H

General comments

Subject category Comment text
Deposit AT 40 FT FROM PORTAL OF UPPER TUNNEL ORE WAS FOUND AND FOLLOWED ABOUT 140 FT W. & NW WITH TO OR MORE STOPES, ONE OF WHICH EXTENDS TO THE SURFACE ABOUT 80 FT ABOVE THE TUNNEL LEVEL.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-MAR-1980 Everts, Michael L. Bureau of Land Management

Beyond USGS

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